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-rw-r--r--net/6lowpan/Kconfig1
-rw-r--r--net/6lowpan/core.c10
-rw-r--r--net/6lowpan/debugfs.c10
-rw-r--r--net/6lowpan/ndisc.c10
-rw-r--r--net/6lowpan/nhc.c7
-rw-r--r--net/6lowpan/nhc_dest.c6
-rw-r--r--net/6lowpan/nhc_fragment.c6
-rw-r--r--net/6lowpan/nhc_ghc_ext_dest.c6
-rw-r--r--net/6lowpan/nhc_ghc_ext_frag.c6
-rw-r--r--net/6lowpan/nhc_ghc_ext_hop.c6
-rw-r--r--net/6lowpan/nhc_ghc_ext_route.c6
-rw-r--r--net/6lowpan/nhc_ghc_icmpv6.c6
-rw-r--r--net/6lowpan/nhc_ghc_udp.c6
-rw-r--r--net/6lowpan/nhc_hop.c6
-rw-r--r--net/6lowpan/nhc_ipv6.c6
-rw-r--r--net/6lowpan/nhc_mobility.c6
-rw-r--r--net/6lowpan/nhc_routing.c6
-rw-r--r--net/6lowpan/nhc_udp.c7
-rw-r--r--net/802/Kconfig1
-rw-r--r--net/802/fc.c6
-rw-r--r--net/802/fddi.c6
-rw-r--r--net/802/garp.c5
-rw-r--r--net/802/hippi.c6
-rw-r--r--net/802/mrp.c5
-rw-r--r--net/802/p8022.c5
-rw-r--r--net/802/p8023.c6
-rw-r--r--net/802/psnap.c6
-rw-r--r--net/802/stp.c5
-rw-r--r--net/8021q/Kconfig1
-rw-r--r--net/8021q/vlan.c6
-rw-r--r--net/8021q/vlan_dev.c8
-rw-r--r--net/8021q/vlan_gvrp.c5
-rw-r--r--net/8021q/vlan_mvrp.c5
-rw-r--r--net/8021q/vlan_netlink.c5
-rw-r--r--net/8021q/vlanproc.c5
-rw-r--r--net/9p/Kconfig1
-rw-r--r--net/9p/client.c17
-rw-r--r--net/9p/error.c17
-rw-r--r--net/9p/mod.c17
-rw-r--r--net/9p/protocol.c17
-rw-r--r--net/9p/protocol.h17
-rw-r--r--net/9p/trans_fd.c17
-rw-r--r--net/9p/trans_rdma.c17
-rw-r--r--net/9p/trans_virtio.c17
-rw-r--r--net/Kconfig1
-rw-r--r--net/appletalk/Makefile1
-rw-r--r--net/appletalk/aarp.c8
-rw-r--r--net/appletalk/atalk_proc.c5
-rw-r--r--net/appletalk/ddp.c7
-rw-r--r--net/atm/Kconfig1
-rw-r--r--net/atm/br2684.c1
-rw-r--r--net/atm/clip.c1
-rw-r--r--net/atm/common.c1
-rw-r--r--net/atm/lec.c1
-rw-r--r--net/atm/mpc.c1
-rw-r--r--net/atm/pppoatm.c5
-rw-r--r--net/ax25/Kconfig1
-rw-r--r--net/ax25/af_ax25.c5
-rw-r--r--net/ax25/ax25_addr.c5
-rw-r--r--net/ax25/ax25_dev.c5
-rw-r--r--net/ax25/ax25_ds_in.c5
-rw-r--r--net/ax25/ax25_ds_subr.c5
-rw-r--r--net/ax25/ax25_ds_timer.c5
-rw-r--r--net/ax25/ax25_iface.c5
-rw-r--r--net/ax25/ax25_in.c5
-rw-r--r--net/ax25/ax25_ip.c5
-rw-r--r--net/ax25/ax25_out.c5
-rw-r--r--net/ax25/ax25_route.c7
-rw-r--r--net/ax25/ax25_std_in.c5
-rw-r--r--net/ax25/ax25_std_subr.c5
-rw-r--r--net/ax25/ax25_std_timer.c5
-rw-r--r--net/ax25/ax25_subr.c5
-rw-r--r--net/ax25/ax25_timer.c5
-rw-r--r--net/ax25/ax25_uid.c5
-rw-r--r--net/ax25/sysctl_net_ax25.c5
-rw-r--r--net/bluetooth/6lowpan.c13
-rw-r--r--net/bluetooth/Kconfig1
-rw-r--r--net/bluetooth/a2mp.c9
-rw-r--r--net/bluetooth/a2mp.h9
-rw-r--r--net/bluetooth/amp.c9
-rw-r--r--net/bluetooth/amp.h9
-rw-r--r--net/bluetooth/bnep/Kconfig1
-rw-r--r--net/bluetooth/bnep/Makefile1
-rw-r--r--net/bluetooth/bnep/bnep.h12
-rw-r--r--net/bluetooth/cmtp/Kconfig1
-rw-r--r--net/bluetooth/cmtp/Makefile1
-rw-r--r--net/bluetooth/hci_conn.c18
-rw-r--r--net/bluetooth/hidp/Kconfig1
-rw-r--r--net/bluetooth/hidp/Makefile1
-rw-r--r--net/bluetooth/l2cap_core.c33
-rw-r--r--net/bluetooth/leds.c5
-rw-r--r--net/bluetooth/leds.h5
-rw-r--r--net/bluetooth/rfcomm/Kconfig1
-rw-r--r--net/bluetooth/rfcomm/Makefile1
-rw-r--r--net/bpf/Makefile1
-rw-r--r--net/bpf/test_run.c5
-rw-r--r--net/bpfilter/Kconfig1
-rw-r--r--net/bridge/Kconfig1
-rw-r--r--net/bridge/br.c6
-rw-r--r--net/bridge/br_arp_nd_proxy.c6
-rw-r--r--net/bridge/br_device.c6
-rw-r--r--net/bridge/br_fdb.c6
-rw-r--r--net/bridge/br_forward.c6
-rw-r--r--net/bridge/br_if.c6
-rw-r--r--net/bridge/br_input.c6
-rw-r--r--net/bridge/br_ioctl.c6
-rw-r--r--net/bridge/br_multicast.c7
-rw-r--r--net/bridge/br_netfilter_hooks.c6
-rw-r--r--net/bridge/br_netfilter_ipv6.c6
-rw-r--r--net/bridge/br_netlink.c6
-rw-r--r--net/bridge/br_netlink_tunnel.c6
-rw-r--r--net/bridge/br_nf_core.c6
-rw-r--r--net/bridge/br_private.h6
-rw-r--r--net/bridge/br_private_stp.h6
-rw-r--r--net/bridge/br_private_tunnel.h6
-rw-r--r--net/bridge/br_stp.c6
-rw-r--r--net/bridge/br_stp_bpdu.c6
-rw-r--r--net/bridge/br_stp_if.c6
-rw-r--r--net/bridge/br_stp_timer.c6
-rw-r--r--net/bridge/br_sysfs_br.c6
-rw-r--r--net/bridge/br_sysfs_if.c6
-rw-r--r--net/bridge/br_vlan.c1
-rw-r--r--net/bridge/br_vlan_tunnel.c6
-rw-r--r--net/bridge/netfilter/Kconfig1
-rw-r--r--net/bridge/netfilter/ebt_802_3.c1
-rw-r--r--net/bridge/netfilter/ebt_among.c1
-rw-r--r--net/bridge/netfilter/ebt_arp.c1
-rw-r--r--net/bridge/netfilter/ebt_arpreply.c1
-rw-r--r--net/bridge/netfilter/ebt_dnat.c1
-rw-r--r--net/bridge/netfilter/ebt_ip.c1
-rw-r--r--net/bridge/netfilter/ebt_ip6.c1
-rw-r--r--net/bridge/netfilter/ebt_limit.c1
-rw-r--r--net/bridge/netfilter/ebt_log.c1
-rw-r--r--net/bridge/netfilter/ebt_mark.c1
-rw-r--r--net/bridge/netfilter/ebt_mark_m.c1
-rw-r--r--net/bridge/netfilter/ebt_nflog.c1
-rw-r--r--net/bridge/netfilter/ebt_pkttype.c1
-rw-r--r--net/bridge/netfilter/ebt_redirect.c1
-rw-r--r--net/bridge/netfilter/ebt_snat.c1
-rw-r--r--net/bridge/netfilter/ebt_stp.c1
-rw-r--r--net/bridge/netfilter/ebt_vlan.c14
-rw-r--r--net/bridge/netfilter/ebtable_broute.c1
-rw-r--r--net/bridge/netfilter/ebtable_filter.c1
-rw-r--r--net/bridge/netfilter/ebtable_nat.c1
-rw-r--r--net/bridge/netfilter/ebtables.c6
-rw-r--r--net/bridge/netfilter/nf_log_bridge.c5
-rw-r--r--net/bridge/netfilter/nft_reject_bridge.c5
-rw-r--r--net/caif/Kconfig1
-rw-r--r--net/caif/caif_dev.c2
-rw-r--r--net/caif/caif_socket.c2
-rw-r--r--net/caif/caif_usb.c3
-rw-r--r--net/caif/cfcnfg.c2
-rw-r--r--net/caif/cfctrl.c2
-rw-r--r--net/caif/cfdbgl.c4
-rw-r--r--net/caif/cfdgml.c5
-rw-r--r--net/caif/cffrml.c2
-rw-r--r--net/caif/cfmuxl.c2
-rw-r--r--net/caif/cfpkt_skbuff.c2
-rw-r--r--net/caif/cfrfml.c2
-rw-r--r--net/caif/cfserl.c2
-rw-r--r--net/caif/cfsrvl.c2
-rw-r--r--net/caif/cfutill.c4
-rw-r--r--net/caif/cfveil.c4
-rw-r--r--net/caif/cfvidl.c4
-rw-r--r--net/caif/chnl_net.c2
-rw-r--r--net/can/Kconfig1
-rw-r--r--net/can/af_can.c25
-rw-r--r--net/ceph/Kconfig1
-rw-r--r--net/ceph/ceph_common.c1
-rw-r--r--net/ceph/snapshot.c15
-rw-r--r--net/compat.c1
-rw-r--r--net/core/bpf_sk_storage.c3
-rw-r--r--net/core/dev.c104
-rw-r--r--net/core/dev_addr_lists.c6
-rw-r--r--net/core/devlink.c6
-rw-r--r--net/core/drop_monitor.c1
-rw-r--r--net/core/dst.c1
-rw-r--r--net/core/dst_cache.c6
-rw-r--r--net/core/ethtool.c24
-rw-r--r--net/core/fib_rules.c11
-rw-r--r--net/core/filter.c32
-rw-r--r--net/core/flow_dissector.c1
-rw-r--r--net/core/flow_offload.c7
-rw-r--r--net/core/gen_estimator.c6
-rw-r--r--net/core/gen_stats.c6
-rw-r--r--net/core/hwbm.c6
-rw-r--r--net/core/link_watch.c7
-rw-r--r--net/core/lwt_bpf.c10
-rw-r--r--net/core/lwtunnel.c7
-rw-r--r--net/core/neighbour.c13
-rw-r--r--net/core/net-sysfs.c6
-rw-r--r--net/core/net_namespace.c1
-rw-r--r--net/core/netclassid_cgroup.c6
-rw-r--r--net/core/netevent.c6
-rw-r--r--net/core/netpoll.c1
-rw-r--r--net/core/netprio_cgroup.c6
-rw-r--r--net/core/pktgen.c20
-rw-r--r--net/core/ptp_classifier.c10
-rw-r--r--net/core/request_sock.c6
-rw-r--r--net/core/rtnetlink.c22
-rw-r--r--net/core/scm.c6
-rw-r--r--net/core/secure_seq.c1
-rw-r--r--net/core/skbuff.c13
-rw-r--r--net/core/skmsg.c7
-rw-r--r--net/core/sock.c18
-rw-r--r--net/core/sysctl_net_core.c7
-rw-r--r--net/core/timestamping.c15
-rw-r--r--net/core/utils.c6
-rw-r--r--net/core/xdp.c2
-rw-r--r--net/dcb/Kconfig1
-rw-r--r--net/dcb/Makefile1
-rw-r--r--net/dcb/dcbevent.c13
-rw-r--r--net/dcb/dcbnl.c13
-rw-r--r--net/dccp/Kconfig1
-rw-r--r--net/dccp/ackvec.c5
-rw-r--r--net/dccp/ackvec.h4
-rw-r--r--net/dccp/ccid.c5
-rw-r--r--net/dccp/ccid.h5
-rw-r--r--net/dccp/ccids/Kconfig1
-rw-r--r--net/dccp/ccids/ccid2.c15
-rw-r--r--net/dccp/ccids/ccid2.h15
-rw-r--r--net/dccp/ccids/ccid3.c15
-rw-r--r--net/dccp/ccids/ccid3.h15
-rw-r--r--net/dccp/ccids/lib/loss_interval.c6
-rw-r--r--net/dccp/ccids/lib/loss_interval.h6
-rw-r--r--net/dccp/ccids/lib/packet_history.c15
-rw-r--r--net/dccp/ccids/lib/packet_history.h15
-rw-r--r--net/dccp/ccids/lib/tfrc.h6
-rw-r--r--net/dccp/ccids/lib/tfrc_equation.c6
-rw-r--r--net/dccp/dccp.h5
-rw-r--r--net/dccp/diag.c5
-rw-r--r--net/dccp/feat.c7
-rw-r--r--net/dccp/feat.h5
-rw-r--r--net/dccp/input.c6
-rw-r--r--net/dccp/ipv4.c6
-rw-r--r--net/dccp/ipv6.c6
-rw-r--r--net/dccp/ipv6.h5
-rw-r--r--net/dccp/minisocks.c6
-rw-r--r--net/dccp/options.c6
-rw-r--r--net/dccp/output.c6
-rw-r--r--net/dccp/proto.c5
-rw-r--r--net/dccp/qpolicy.c5
-rw-r--r--net/dccp/sysctl.c5
-rw-r--r--net/dccp/timer.c6
-rw-r--r--net/decnet/Kconfig1
-rw-r--r--net/decnet/af_decnet.c10
-rw-r--r--net/decnet/dn_nsp_in.c10
-rw-r--r--net/decnet/dn_nsp_out.c10
-rw-r--r--net/decnet/dn_route.c10
-rw-r--r--net/decnet/netfilter/Kconfig1
-rw-r--r--net/decnet/netfilter/Makefile1
-rw-r--r--net/decnet/netfilter/dn_rtmsg.c4
-rw-r--r--net/dns_resolver/Kconfig1
-rw-r--r--net/dns_resolver/Makefile1
-rw-r--r--net/dsa/Kconfig1
-rw-r--r--net/dsa/dsa.c6
-rw-r--r--net/dsa/dsa2.c6
-rw-r--r--net/dsa/dsa_priv.h6
-rw-r--r--net/dsa/master.c6
-rw-r--r--net/dsa/port.c6
-rw-r--r--net/dsa/slave.c6
-rw-r--r--net/dsa/switch.c6
-rw-r--r--net/dsa/tag_8021q.c79
-rw-r--r--net/dsa/tag_sja1105.c10
-rw-r--r--net/ethernet/Makefile1
-rw-r--r--net/ethernet/eth.c6
-rw-r--r--net/hsr/Kconfig1
-rw-r--r--net/hsr/Makefile1
-rw-r--r--net/hsr/hsr_framereg.c8
-rw-r--r--net/ieee802154/6lowpan/Kconfig1
-rw-r--r--net/ieee802154/6lowpan/Makefile1
-rw-r--r--net/ieee802154/6lowpan/reassembly.c7
-rw-r--r--net/ieee802154/6lowpan/rx.c10
-rw-r--r--net/ieee802154/6lowpan/tx.c10
-rw-r--r--net/ieee802154/Kconfig1
-rw-r--r--net/ieee802154/core.c11
-rw-r--r--net/ieee802154/header_ops.c10
-rw-r--r--net/ieee802154/ieee802154.h11
-rw-r--r--net/ieee802154/netlink.c10
-rw-r--r--net/ieee802154/nl-mac.c10
-rw-r--r--net/ieee802154/nl-phy.c10
-rw-r--r--net/ieee802154/nl802154.c10
-rw-r--r--net/ieee802154/nl_policy.c11
-rw-r--r--net/ieee802154/socket.c10
-rw-r--r--net/ieee802154/sysfs.c10
-rw-r--r--net/ife/Kconfig1
-rw-r--r--net/ife/Makefile1
-rw-r--r--net/ipv4/Kconfig1
-rw-r--r--net/ipv4/af_inet.c8
-rw-r--r--net/ipv4/ah4.c1
-rw-r--r--net/ipv4/arp.c6
-rw-r--r--net/ipv4/bpfilter/Makefile1
-rw-r--r--net/ipv4/bpfilter/sockopt.c6
-rw-r--r--net/ipv4/cipso_ipv4.c16
-rw-r--r--net/ipv4/datagram.c6
-rw-r--r--net/ipv4/devinet.c6
-rw-r--r--net/ipv4/esp4.c1
-rw-r--r--net/ipv4/esp4_offload.c5
-rw-r--r--net/ipv4/fib_frontend.c6
-rw-r--r--net/ipv4/fib_rules.c6
-rw-r--r--net/ipv4/fib_semantics.c8
-rw-r--r--net/ipv4/fib_trie.c14
-rw-r--r--net/ipv4/fou.c1
-rw-r--r--net/ipv4/gre_demux.c7
-rw-r--r--net/ipv4/gre_offload.c6
-rw-r--r--net/ipv4/icmp.c7
-rw-r--r--net/ipv4/igmp.c53
-rw-r--r--net/ipv4/inet_connection_sock.c10
-rw-r--r--net/ipv4/inet_diag.c6
-rw-r--r--net/ipv4/inet_fragment.c6
-rw-r--r--net/ipv4/inet_hashtables.c6
-rw-r--r--net/ipv4/inet_timewait_sock.c1
-rw-r--r--net/ipv4/ip_gre.c7
-rw-r--r--net/ipv4/ip_input.c9
-rw-r--r--net/ipv4/ip_output.c17
-rw-r--r--net/ipv4/ip_sockglue.c2
-rw-r--r--net/ipv4/ip_tunnel.c15
-rw-r--r--net/ipv4/ip_tunnel_core.c24
-rw-r--r--net/ipv4/ip_vti.c7
-rw-r--r--net/ipv4/ipcomp.c6
-rw-r--r--net/ipv4/ipip.c7
-rw-r--r--net/ipv4/ipmr.c7
-rw-r--r--net/ipv4/metrics.c1
-rw-r--r--net/ipv4/netfilter/Kconfig1
-rw-r--r--net/ipv4/netfilter/arp_tables.c1
-rw-r--r--net/ipv4/netfilter/arpt_mangle.c1
-rw-r--r--net/ipv4/netfilter/arptable_filter.c1
-rw-r--r--net/ipv4/netfilter/ip_tables.c5
-rw-r--r--net/ipv4/netfilter/ipt_CLUSTERIP.c6
-rw-r--r--net/ipv4/netfilter/ipt_ECN.c5
-rw-r--r--net/ipv4/netfilter/ipt_REJECT.c5
-rw-r--r--net/ipv4/netfilter/ipt_SYNPROXY.c5
-rw-r--r--net/ipv4/netfilter/ipt_ah.c5
-rw-r--r--net/ipv4/netfilter/ipt_rpfilter.c5
-rw-r--r--net/ipv4/netfilter/iptable_filter.c6
-rw-r--r--net/ipv4/netfilter/iptable_mangle.c5
-rw-r--r--net/ipv4/netfilter/iptable_nat.c5
-rw-r--r--net/ipv4/netfilter/iptable_raw.c1
-rw-r--r--net/ipv4/netfilter/iptable_security.c5
-rw-r--r--net/ipv4/netfilter/nf_defrag_ipv4.c5
-rw-r--r--net/ipv4/netfilter/nf_dup_ipv4.c5
-rw-r--r--net/ipv4/netfilter/nf_flow_table_ipv4.c1
-rw-r--r--net/ipv4/netfilter/nf_log_arp.c5
-rw-r--r--net/ipv4/netfilter/nf_log_ipv4.c5
-rw-r--r--net/ipv4/netfilter/nf_nat_h323.c3
-rw-r--r--net/ipv4/netfilter/nf_nat_pptp.c1
-rw-r--r--net/ipv4/netfilter/nf_nat_snmp_basic_main.c12
-rw-r--r--net/ipv4/netfilter/nf_reject_ipv4.c5
-rw-r--r--net/ipv4/netfilter/nf_socket_ipv4.c6
-rw-r--r--net/ipv4/netfilter/nf_tproxy_ipv4.c6
-rw-r--r--net/ipv4/netfilter/nft_dup_ipv4.c5
-rw-r--r--net/ipv4/netfilter/nft_fib_ipv4.c29
-rw-r--r--net/ipv4/netfilter/nft_reject_ipv4.c5
-rw-r--r--net/ipv4/netlink.c1
-rw-r--r--net/ipv4/ping.c9
-rw-r--r--net/ipv4/proc.c7
-rw-r--r--net/ipv4/protocol.c6
-rw-r--r--net/ipv4/raw.c10
-rw-r--r--net/ipv4/raw_diag.c1
-rw-r--r--net/ipv4/route.c63
-rw-r--r--net/ipv4/syncookies.c6
-rw-r--r--net/ipv4/sysctl_net_ipv4.c23
-rw-r--r--net/ipv4/tcp.c14
-rw-r--r--net/ipv4/tcp_bic.c1
-rw-r--r--net/ipv4/tcp_bpf.c7
-rw-r--r--net/ipv4/tcp_cdg.c1
-rw-r--r--net/ipv4/tcp_cong.c1
-rw-r--r--net/ipv4/tcp_cubic.c1
-rw-r--r--net/ipv4/tcp_dctcp.c6
-rw-r--r--net/ipv4/tcp_diag.c6
-rw-r--r--net/ipv4/tcp_fastopen.c4
-rw-r--r--net/ipv4/tcp_highspeed.c1
-rw-r--r--net/ipv4/tcp_htcp.c1
-rw-r--r--net/ipv4/tcp_hybla.c1
-rw-r--r--net/ipv4/tcp_illinois.c1
-rw-r--r--net/ipv4/tcp_input.c33
-rw-r--r--net/ipv4/tcp_ipv4.c8
-rw-r--r--net/ipv4/tcp_lp.c1
-rw-r--r--net/ipv4/tcp_minisocks.c1
-rw-r--r--net/ipv4/tcp_nv.c1
-rw-r--r--net/ipv4/tcp_offload.c6
-rw-r--r--net/ipv4/tcp_output.c12
-rw-r--r--net/ipv4/tcp_rate.c1
-rw-r--r--net/ipv4/tcp_scalable.c1
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-rw-r--r--net/tls/tls_sw.c20
-rw-r--r--net/unix/Kconfig1
-rw-r--r--net/unix/af_unix.c7
-rw-r--r--net/unix/diag.c1
-rw-r--r--net/unix/garbage.c7
-rw-r--r--net/unix/sysctl_net_unix.c6
-rw-r--r--net/vmw_vsock/Kconfig1
-rw-r--r--net/vmw_vsock/af_vsock.c10
-rw-r--r--net/vmw_vsock/af_vsock_tap.c6
-rw-r--r--net/vmw_vsock/diag.c10
-rw-r--r--net/vmw_vsock/hyperv_transport.c162
-rw-r--r--net/vmw_vsock/virtio_transport.c16
-rw-r--r--net/vmw_vsock/virtio_transport_common.c14
-rw-r--r--net/vmw_vsock/vmci_transport.c10
-rw-r--r--net/vmw_vsock/vmci_transport.h10
-rw-r--r--net/vmw_vsock/vmci_transport_notify.c10
-rw-r--r--net/vmw_vsock/vmci_transport_notify.h10
-rw-r--r--net/vmw_vsock/vmci_transport_notify_qstate.c10
-rw-r--r--net/vmw_vsock/vsock_addr.c10
-rw-r--r--net/wimax/Kconfig1
-rw-r--r--net/wimax/debug-levels.h16
-rw-r--r--net/wimax/debugfs.c16
-rw-r--r--net/wimax/id-table.c17
-rw-r--r--net/wimax/op-msg.c17
-rw-r--r--net/wimax/op-reset.c17
-rw-r--r--net/wimax/op-rfkill.c17
-rw-r--r--net/wimax/op-state-get.c15
-rw-r--r--net/wimax/stack.c17
-rw-r--r--net/wimax/wimax-internal.h17
-rw-r--r--net/wireless/Kconfig1
-rw-r--r--net/wireless/Makefile1
-rw-r--r--net/wireless/core.c9
-rw-r--r--net/wireless/debugfs.c5
-rw-r--r--net/wireless/lib80211.c1
-rw-r--r--net/wireless/lib80211_crypt_ccmp.c6
-rw-r--r--net/wireless/lib80211_crypt_tkip.c6
-rw-r--r--net/wireless/lib80211_crypt_wep.c6
-rw-r--r--net/wireless/nl80211.c100
-rw-r--r--net/wireless/ocb.c5
-rw-r--r--net/wireless/pmsr.c4
-rw-r--r--net/wireless/scan.c4
-rw-r--r--net/wireless/sysfs.c3
-rw-r--r--net/wireless/util.c4
-rw-r--r--net/wireless/wext-compat.h1
-rw-r--r--net/x25/Kconfig1
-rw-r--r--net/x25/af_x25.c7
-rw-r--r--net/x25/x25_dev.c7
-rw-r--r--net/x25/x25_facilities.c7
-rw-r--r--net/x25/x25_forward.c7
-rw-r--r--net/x25/x25_in.c7
-rw-r--r--net/x25/x25_link.c7
-rw-r--r--net/x25/x25_out.c7
-rw-r--r--net/x25/x25_proc.c7
-rw-r--r--net/x25/x25_route.c7
-rw-r--r--net/x25/x25_subr.c7
-rw-r--r--net/x25/x25_timer.c7
-rw-r--r--net/xdp/Kconfig1
-rw-r--r--net/xdp/Makefile1
-rw-r--r--net/xdp/xdp_umem.c11
-rw-r--r--net/xfrm/Kconfig1
-rw-r--r--net/xfrm/xfrm_algo.c6
-rw-r--r--net/xfrm/xfrm_device.c6
-rw-r--r--net/xfrm/xfrm_ipcomp.c6
-rw-r--r--net/xfrm/xfrm_output.c6
-rw-r--r--net/xfrm/xfrm_policy.c25
-rw-r--r--net/xfrm/xfrm_proc.c6
-rw-r--r--net/xfrm/xfrm_replay.c14
-rw-r--r--net/xfrm/xfrm_state.c1
-rw-r--r--net/xfrm/xfrm_user.c1
1215 files changed, 2438 insertions, 6578 deletions
diff --git a/net/6lowpan/Kconfig b/net/6lowpan/Kconfig
index 9c051512d14f..4c1f4c0aa58a 100644
--- a/net/6lowpan/Kconfig
+++ b/net/6lowpan/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0-only
menuconfig 6LOWPAN
tristate "6LoWPAN Support"
depends on IPV6
diff --git a/net/6lowpan/core.c b/net/6lowpan/core.c
index 40d3d72beb53..2d68351f1ac4 100644
--- a/net/6lowpan/core.c
+++ b/net/6lowpan/core.c
@@ -1,11 +1,5 @@
-/* This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2
- * as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
+// SPDX-License-Identifier: GPL-2.0-only
+/*
*
* Authors:
* (C) 2015 Pengutronix, Alexander Aring <aar@pengutronix.de>
diff --git a/net/6lowpan/debugfs.c b/net/6lowpan/debugfs.c
index 536aae52eead..f5a8eec9d7a3 100644
--- a/net/6lowpan/debugfs.c
+++ b/net/6lowpan/debugfs.c
@@ -1,11 +1,5 @@
-/* This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2
- * as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
+// SPDX-License-Identifier: GPL-2.0-only
+/*
*
* Authors:
* (C) 2015 Pengutronix, Alexander Aring <aar@pengutronix.de>
diff --git a/net/6lowpan/ndisc.c b/net/6lowpan/ndisc.c
index 941df2fa4448..16be8f8b2f8c 100644
--- a/net/6lowpan/ndisc.c
+++ b/net/6lowpan/ndisc.c
@@ -1,11 +1,5 @@
-/* This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2
- * as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
+// SPDX-License-Identifier: GPL-2.0-only
+/*
*
* Authors:
* (C) 2016 Pengutronix, Alexander Aring <aar@pengutronix.de>
diff --git a/net/6lowpan/nhc.c b/net/6lowpan/nhc.c
index 9e56fb98f33c..d6bbbd4ab38b 100644
--- a/net/6lowpan/nhc.c
+++ b/net/6lowpan/nhc.c
@@ -1,14 +1,9 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* 6LoWPAN next header compression
*
- *
* Authors:
* Alexander Aring <aar@pengutronix.de>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
*/
#include <linux/netdevice.h>
diff --git a/net/6lowpan/nhc_dest.c b/net/6lowpan/nhc_dest.c
index 0b292c9646eb..4768a9459212 100644
--- a/net/6lowpan/nhc_dest.c
+++ b/net/6lowpan/nhc_dest.c
@@ -1,11 +1,7 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* 6LoWPAN IPv6 Destination Options Header compression according to
* RFC6282
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
*/
#include "nhc.h"
diff --git a/net/6lowpan/nhc_fragment.c b/net/6lowpan/nhc_fragment.c
index 473dbc58ef84..be85f07715bd 100644
--- a/net/6lowpan/nhc_fragment.c
+++ b/net/6lowpan/nhc_fragment.c
@@ -1,10 +1,6 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* 6LoWPAN IPv6 Fragment Header compression according to RFC6282
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
*/
#include "nhc.h"
diff --git a/net/6lowpan/nhc_ghc_ext_dest.c b/net/6lowpan/nhc_ghc_ext_dest.c
index 9887b3a15348..a9137f1733be 100644
--- a/net/6lowpan/nhc_ghc_ext_dest.c
+++ b/net/6lowpan/nhc_ghc_ext_dest.c
@@ -1,10 +1,6 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* 6LoWPAN Extension Header compression according to RFC7400
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
*/
#include "nhc.h"
diff --git a/net/6lowpan/nhc_ghc_ext_frag.c b/net/6lowpan/nhc_ghc_ext_frag.c
index 1308b79e939d..d49b745918e0 100644
--- a/net/6lowpan/nhc_ghc_ext_frag.c
+++ b/net/6lowpan/nhc_ghc_ext_frag.c
@@ -1,10 +1,6 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* 6LoWPAN Extension Header compression according to RFC7400
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
*/
#include "nhc.h"
diff --git a/net/6lowpan/nhc_ghc_ext_hop.c b/net/6lowpan/nhc_ghc_ext_hop.c
index baec86fd1974..3beedf5140a3 100644
--- a/net/6lowpan/nhc_ghc_ext_hop.c
+++ b/net/6lowpan/nhc_ghc_ext_hop.c
@@ -1,10 +1,6 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* 6LoWPAN Extension Header compression according to RFC7400
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
*/
#include "nhc.h"
diff --git a/net/6lowpan/nhc_ghc_ext_route.c b/net/6lowpan/nhc_ghc_ext_route.c
index d7e5bd791c62..70dc0ea3cf66 100644
--- a/net/6lowpan/nhc_ghc_ext_route.c
+++ b/net/6lowpan/nhc_ghc_ext_route.c
@@ -1,10 +1,6 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* 6LoWPAN Extension Header compression according to RFC7400
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
*/
#include "nhc.h"
diff --git a/net/6lowpan/nhc_ghc_icmpv6.c b/net/6lowpan/nhc_ghc_icmpv6.c
index 32e7c2c66bbc..339ceffc25a9 100644
--- a/net/6lowpan/nhc_ghc_icmpv6.c
+++ b/net/6lowpan/nhc_ghc_icmpv6.c
@@ -1,10 +1,6 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* 6LoWPAN ICMPv6 compression according to RFC7400
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
*/
#include "nhc.h"
diff --git a/net/6lowpan/nhc_ghc_udp.c b/net/6lowpan/nhc_ghc_udp.c
index 17beefa52ca8..f47fec601e73 100644
--- a/net/6lowpan/nhc_ghc_udp.c
+++ b/net/6lowpan/nhc_ghc_udp.c
@@ -1,10 +1,6 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* 6LoWPAN UDP compression according to RFC7400
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
*/
#include "nhc.h"
diff --git a/net/6lowpan/nhc_hop.c b/net/6lowpan/nhc_hop.c
index 1eb66be16f19..158fc1906327 100644
--- a/net/6lowpan/nhc_hop.c
+++ b/net/6lowpan/nhc_hop.c
@@ -1,10 +1,6 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* 6LoWPAN IPv6 Hop-by-Hop Options Header compression according to RFC6282
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
*/
#include "nhc.h"
diff --git a/net/6lowpan/nhc_ipv6.c b/net/6lowpan/nhc_ipv6.c
index 2313d1600af3..08b7589e5b38 100644
--- a/net/6lowpan/nhc_ipv6.c
+++ b/net/6lowpan/nhc_ipv6.c
@@ -1,10 +1,6 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* 6LoWPAN IPv6 Header compression according to RFC6282
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
*/
#include "nhc.h"
diff --git a/net/6lowpan/nhc_mobility.c b/net/6lowpan/nhc_mobility.c
index 60d3f3886c98..ac8fca689828 100644
--- a/net/6lowpan/nhc_mobility.c
+++ b/net/6lowpan/nhc_mobility.c
@@ -1,10 +1,6 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* 6LoWPAN IPv6 Mobility Header compression according to RFC6282
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
*/
#include "nhc.h"
diff --git a/net/6lowpan/nhc_routing.c b/net/6lowpan/nhc_routing.c
index c393280f11c4..1c174023de42 100644
--- a/net/6lowpan/nhc_routing.c
+++ b/net/6lowpan/nhc_routing.c
@@ -1,10 +1,6 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* 6LoWPAN IPv6 Routing Header compression according to RFC6282
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
*/
#include "nhc.h"
diff --git a/net/6lowpan/nhc_udp.c b/net/6lowpan/nhc_udp.c
index 225d91906dfa..8a3507524f7b 100644
--- a/net/6lowpan/nhc_udp.c
+++ b/net/6lowpan/nhc_udp.c
@@ -1,18 +1,13 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* 6LoWPAN IPv6 UDP compression according to RFC6282
*
- *
* Authors:
* Alexander Aring <aar@pengutronix.de>
*
* Orignal written by:
* Alexander Smirnov <alex.bluesman.smirnov@gmail.com>
* Jon Smirl <jonsmirl@gmail.com>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
*/
#include "nhc.h"
diff --git a/net/802/Kconfig b/net/802/Kconfig
index 80d4bf78905d..aaa83e888240 100644
--- a/net/802/Kconfig
+++ b/net/802/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0-only
config STP
tristate
select LLC
diff --git a/net/802/fc.c b/net/802/fc.c
index 058a9f708918..afd3d288a41d 100644
--- a/net/802/fc.c
+++ b/net/802/fc.c
@@ -1,11 +1,7 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* NET3: Fibre Channel device handling subroutines
*
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
- *
* Vineet Abraham <vma@iol.unh.edu>
* v 1.0 03/22/99
*/
diff --git a/net/802/fddi.c b/net/802/fddi.c
index 90f1416567a1..7533ce26ba5f 100644
--- a/net/802/fddi.c
+++ b/net/802/fddi.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* INET An implementation of the TCP/IP protocol suite for the LINUX
* operating system. INET is implemented using the BSD Socket
@@ -16,11 +17,6 @@
* Florian La Roche, <rzsfl@rz.uni-sb.de>
* Alan Cox, <gw4pts@gw4pts.ampr.org>
*
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
- *
* Changes
* Alan Cox : New arp/rebuild header
* Maciej W. Rozycki : IPv6 support
diff --git a/net/802/garp.c b/net/802/garp.c
index 7f50d47470bd..400bd857e5f5 100644
--- a/net/802/garp.c
+++ b/net/802/garp.c
@@ -1,11 +1,8 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* IEEE 802.1D Generic Attribute Registration Protocol (GARP)
*
* Copyright (c) 2008 Patrick McHardy <kaber@trash.net>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * version 2 as published by the Free Software Foundation.
*/
#include <linux/kernel.h>
#include <linux/timer.h>
diff --git a/net/802/hippi.c b/net/802/hippi.c
index 690308b9b94a..f80b33a8f7e0 100644
--- a/net/802/hippi.c
+++ b/net/802/hippi.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* INET An implementation of the TCP/IP protocol suite for the LINUX
* operating system. INET is implemented using the BSD Socket
@@ -13,11 +14,6 @@
* Florian La Roche, <rzsfl@rz.uni-sb.de>
* Alan Cox, <gw4pts@gw4pts.ampr.org>
* Jes Sorensen, <Jes.Sorensen@cern.ch>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
*/
#include <linux/module.h>
diff --git a/net/802/mrp.c b/net/802/mrp.c
index a808dd5bbb27..2cfdfbfbb2ed 100644
--- a/net/802/mrp.c
+++ b/net/802/mrp.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* IEEE 802.1Q Multiple Registration Protocol (MRP)
*
@@ -5,10 +6,6 @@
*
* Adapted from code in net/802/garp.c
* Copyright (c) 2008 Patrick McHardy <kaber@trash.net>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * version 2 as published by the Free Software Foundation.
*/
#include <linux/kernel.h>
#include <linux/timer.h>
diff --git a/net/802/p8022.c b/net/802/p8022.c
index 0bda8de7df51..a6585627051d 100644
--- a/net/802/p8022.c
+++ b/net/802/p8022.c
@@ -1,9 +1,6 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* NET3: Support for 802.2 demultiplexing off Ethernet
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
*
* Demultiplex 802.2 encoded protocols. We match the entry by the
* SSAP/DSAP pair and then deliver to the registered datalink that
diff --git a/net/802/p8023.c b/net/802/p8023.c
index 1256a40da43c..19cd56990db2 100644
--- a/net/802/p8023.c
+++ b/net/802/p8023.c
@@ -1,11 +1,7 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* NET3: 802.3 data link hooks used for IPX 802.3
*
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
- *
* 802.3 isn't really a protocol data link layer. Some old IPX stuff
* uses it however. Note that there is only one 802.3 protocol layer
* in the system. We don't currently support different protocols
diff --git a/net/802/psnap.c b/net/802/psnap.c
index db6baf7cf6e9..40ab2aea7b31 100644
--- a/net/802/psnap.c
+++ b/net/802/psnap.c
@@ -1,14 +1,10 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* SNAP data link layer. Derived from 802.2
*
* Alan Cox <alan@lxorguk.ukuu.org.uk>,
* from the 802.2 layer by Greg Page.
* Merged in additions from Greg Page's psnap.c.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
*/
#include <linux/module.h>
diff --git a/net/802/stp.c b/net/802/stp.c
index 2c40ba0ec116..d550d9f88f60 100644
--- a/net/802/stp.c
+++ b/net/802/stp.c
@@ -1,11 +1,8 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* STP SAP demux
*
* Copyright (c) 2008 Patrick McHardy <kaber@trash.net>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * version 2 as published by the Free Software Foundation.
*/
#include <linux/mutex.h>
#include <linux/skbuff.h>
diff --git a/net/8021q/Kconfig b/net/8021q/Kconfig
index 42320180967f..5510b4b90ff0 100644
--- a/net/8021q/Kconfig
+++ b/net/8021q/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0-only
#
# Configuration for 802.1Q VLAN support
#
diff --git a/net/8021q/vlan.c b/net/8021q/vlan.c
index 1f99678751df..54728d2eda18 100644
--- a/net/8021q/vlan.c
+++ b/net/8021q/vlan.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* INET 802.1Q VLAN
* Ethernet-type device handling.
@@ -11,11 +12,6 @@
* Add HW acceleration hooks - David S. Miller <davem@redhat.com>;
* Correct all the locking - David S. Miller <davem@redhat.com>;
* Use hash table for VLAN groups - David S. Miller <davem@redhat.com>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
*/
#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
diff --git a/net/8021q/vlan_dev.c b/net/8021q/vlan_dev.c
index 2a9a60733594..a0b2d8b9def7 100644
--- a/net/8021q/vlan_dev.c
+++ b/net/8021q/vlan_dev.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/* -*- linux-c -*-
* INET 802.1Q VLAN
* Ethernet-type device handling.
@@ -12,12 +13,6 @@
* Oct 20, 2001: Ard van Breeman:
* - Fix MC-list, finally.
* - Flush MC-list on VLAN destroy.
- *
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
*/
#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
@@ -373,6 +368,7 @@ static int vlan_dev_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd)
case SIOCSHWTSTAMP:
if (!net_eq(dev_net(dev), &init_net))
break;
+ /* fall through */
case SIOCGMIIPHY:
case SIOCGMIIREG:
case SIOCSMIIREG:
diff --git a/net/8021q/vlan_gvrp.c b/net/8021q/vlan_gvrp.c
index 66a80320b032..6b34b72aa466 100644
--- a/net/8021q/vlan_gvrp.c
+++ b/net/8021q/vlan_gvrp.c
@@ -1,11 +1,8 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* IEEE 802.1Q GARP VLAN Registration Protocol (GVRP)
*
* Copyright (c) 2008 Patrick McHardy <kaber@trash.net>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * version 2 as published by the Free Software Foundation.
*/
#include <linux/types.h>
#include <linux/if_vlan.h>
diff --git a/net/8021q/vlan_mvrp.c b/net/8021q/vlan_mvrp.c
index e0fe091801b0..689eceeaa360 100644
--- a/net/8021q/vlan_mvrp.c
+++ b/net/8021q/vlan_mvrp.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* IEEE 802.1Q Multiple VLAN Registration Protocol (MVRP)
*
@@ -5,10 +6,6 @@
*
* Adapted from code in net/8021q/vlan_gvrp.c
* Copyright (c) 2008 Patrick McHardy <kaber@trash.net>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * version 2 as published by the Free Software Foundation.
*/
#include <linux/types.h>
#include <linux/if_ether.h>
diff --git a/net/8021q/vlan_netlink.c b/net/8021q/vlan_netlink.c
index 24eebbc92364..c482a6fe9393 100644
--- a/net/8021q/vlan_netlink.c
+++ b/net/8021q/vlan_netlink.c
@@ -1,11 +1,8 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* VLAN netlink control interface
*
* Copyright (c) 2007 Patrick McHardy <kaber@trash.net>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * version 2 as published by the Free Software Foundation.
*/
#include <linux/kernel.h>
diff --git a/net/8021q/vlanproc.c b/net/8021q/vlanproc.c
index d36e8c4b7f56..ec87dea23719 100644
--- a/net/8021q/vlanproc.c
+++ b/net/8021q/vlanproc.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/******************************************************************************
* vlanproc.c VLAN Module. /proc filesystem interface.
*
@@ -9,10 +10,6 @@
*
* Copyright: (c) 1998 Ben Greear
*
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
* ============================================================================
* Jan 20, 1998 Ben Greear Initial Version
*****************************************************************************/
diff --git a/net/9p/Kconfig b/net/9p/Kconfig
index e6014e0e51f7..3d11fec3a8dc 100644
--- a/net/9p/Kconfig
+++ b/net/9p/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0-only
#
# 9P protocol configuration
#
diff --git a/net/9p/client.c b/net/9p/client.c
index b85d51f4b8eb..9622f3e469f6 100644
--- a/net/9p/client.c
+++ b/net/9p/client.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* net/9p/clnt.c
*
@@ -5,22 +6,6 @@
*
* Copyright (C) 2008 by Eric Van Hensbergen <ericvh@gmail.com>
* Copyright (C) 2007 by Latchesar Ionkov <lucho@ionkov.net>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2
- * as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to:
- * Free Software Foundation
- * 51 Franklin Street, Fifth Floor
- * Boston, MA 02111-1301 USA
- *
*/
#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
diff --git a/net/9p/error.c b/net/9p/error.c
index 126fd0dceea2..231f355fa9c6 100644
--- a/net/9p/error.c
+++ b/net/9p/error.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* linux/fs/9p/error.c
*
@@ -9,22 +10,6 @@
*
* Copyright (C) 2004 by Eric Van Hensbergen <ericvh@gmail.com>
* Copyright (C) 2002 by Ron Minnich <rminnich@lanl.gov>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2
- * as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to:
- * Free Software Foundation
- * 51 Franklin Street, Fifth Floor
- * Boston, MA 02111-1301 USA
- *
*/
#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
diff --git a/net/9p/mod.c b/net/9p/mod.c
index 0da56d6af73b..c1b62428da7b 100644
--- a/net/9p/mod.c
+++ b/net/9p/mod.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* net/9p/9p.c
*
@@ -6,22 +7,6 @@
* Copyright (C) 2007 by Latchesar Ionkov <lucho@ionkov.net>
* Copyright (C) 2004 by Eric Van Hensbergen <ericvh@gmail.com>
* Copyright (C) 2002 by Ron Minnich <rminnich@lanl.gov>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2
- * as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to:
- * Free Software Foundation
- * 51 Franklin Street, Fifth Floor
- * Boston, MA 02111-1301 USA
- *
*/
#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
diff --git a/net/9p/protocol.c b/net/9p/protocol.c
index 462ba144cb39..03593eb240d8 100644
--- a/net/9p/protocol.c
+++ b/net/9p/protocol.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* net/9p/protocol.c
*
@@ -7,22 +8,6 @@
*
* Base on code from Anthony Liguori <aliguori@us.ibm.com>
* Copyright (C) 2008 by IBM, Corp.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2
- * as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to:
- * Free Software Foundation
- * 51 Franklin Street, Fifth Floor
- * Boston, MA 02111-1301 USA
- *
*/
#include <linux/module.h>
diff --git a/net/9p/protocol.h b/net/9p/protocol.h
index 2cc525fa49fa..6835f91cfda5 100644
--- a/net/9p/protocol.h
+++ b/net/9p/protocol.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
/*
* net/9p/protocol.h
*
@@ -7,22 +8,6 @@
*
* Base on code from Anthony Liguori <aliguori@us.ibm.com>
* Copyright (C) 2008 by IBM, Corp.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2
- * as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to:
- * Free Software Foundation
- * 51 Franklin Street, Fifth Floor
- * Boston, MA 02111-1301 USA
- *
*/
int p9pdu_vwritef(struct p9_fcall *pdu, int proto_version, const char *fmt,
diff --git a/net/9p/trans_fd.c b/net/9p/trans_fd.c
index f868cf6fba79..13cd683a658a 100644
--- a/net/9p/trans_fd.c
+++ b/net/9p/trans_fd.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* linux/fs/9p/trans_fd.c
*
@@ -7,22 +8,6 @@
* Copyright (C) 2004-2005 by Latchesar Ionkov <lucho@ionkov.net>
* Copyright (C) 2004-2008 by Eric Van Hensbergen <ericvh@gmail.com>
* Copyright (C) 1997-2002 by Ron Minnich <rminnich@sarnoff.com>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2
- * as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to:
- * Free Software Foundation
- * 51 Franklin Street, Fifth Floor
- * Boston, MA 02111-1301 USA
- *
*/
#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
diff --git a/net/9p/trans_rdma.c b/net/9p/trans_rdma.c
index 119103bfa82e..bac8dad5dd69 100644
--- a/net/9p/trans_rdma.c
+++ b/net/9p/trans_rdma.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* linux/fs/9p/trans_rdma.c
*
@@ -8,22 +9,6 @@
* Copyright (C) 2004-2005 by Latchesar Ionkov <lucho@ionkov.net>
* Copyright (C) 2004-2008 by Eric Van Hensbergen <ericvh@gmail.com>
* Copyright (C) 1997-2002 by Ron Minnich <rminnich@sarnoff.com>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2
- * as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to:
- * Free Software Foundation
- * 51 Franklin Street, Fifth Floor
- * Boston, MA 02111-1301 USA
- *
*/
#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
diff --git a/net/9p/trans_virtio.c b/net/9p/trans_virtio.c
index b1d39cabf125..549938af02e7 100644
--- a/net/9p/trans_virtio.c
+++ b/net/9p/trans_virtio.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* The Virtio 9p transport driver
*
@@ -8,22 +9,6 @@
*
* Based on virtio console driver
* Copyright (C) 2006, 2007 Rusty Russell, IBM Corporation
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2
- * as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to:
- * Free Software Foundation
- * 51 Franklin Street, Fifth Floor
- * Boston, MA 02111-1301 USA
- *
*/
#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
diff --git a/net/Kconfig b/net/Kconfig
index 3e8fdd688329..d122f53c6fa2 100644
--- a/net/Kconfig
+++ b/net/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0-only
#
# Network configuration
#
diff --git a/net/appletalk/Makefile b/net/appletalk/Makefile
index 5cda56edef57..33164d972d37 100644
--- a/net/appletalk/Makefile
+++ b/net/appletalk/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0-only
#
# Makefile for the Linux AppleTalk layer.
#
diff --git a/net/appletalk/aarp.c b/net/appletalk/aarp.c
index 420a98bf79b5..45f584171de7 100644
--- a/net/appletalk/aarp.c
+++ b/net/appletalk/aarp.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* AARP: An implementation of the AppleTalk AARP protocol for
* Ethernet 'ELAP'.
@@ -13,12 +14,6 @@
* Use neighbour discovery code.
* Token Ring Support.
*
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
- *
- *
* References:
* Inside AppleTalk (2nd Ed).
* Fixes:
@@ -26,7 +21,6 @@
* Rob Newberry - Added proxy AARP and AARP proc fs,
* moved probing from DDP module.
* Arnaldo C. Melo - don't mangle rx packets
- *
*/
#include <linux/if_arp.h>
diff --git a/net/appletalk/atalk_proc.c b/net/appletalk/atalk_proc.c
index 77f203f1febc..550c6ca007cc 100644
--- a/net/appletalk/atalk_proc.c
+++ b/net/appletalk/atalk_proc.c
@@ -1,11 +1,8 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* atalk_proc.c - proc support for Appletalk
*
* Copyright(c) Arnaldo Carvalho de Melo <acme@conectiva.com.br>
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License as published by the
- * Free Software Foundation, version 2.
*/
#include <linux/init.h>
diff --git a/net/appletalk/ddp.c b/net/appletalk/ddp.c
index a2555023c654..a8cb6b2e20c1 100644
--- a/net/appletalk/ddp.c
+++ b/net/appletalk/ddp.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* DDP: An implementation of the AppleTalk DDP protocol for
* Ethernet 'ELAP'.
@@ -43,12 +44,6 @@
* shared skb support 8)
* Arnaldo C. de Melo : Move proc stuff to atalk_proc.c,
* use seq_file
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
- *
*/
#include <linux/capability.h>
diff --git a/net/atm/Kconfig b/net/atm/Kconfig
index 754ea103b378..271f682e8438 100644
--- a/net/atm/Kconfig
+++ b/net/atm/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0-only
#
# Asynchronous Transfer Mode (ATM)
#
diff --git a/net/atm/br2684.c b/net/atm/br2684.c
index 10462de734ea..3e17a5ecaa94 100644
--- a/net/atm/br2684.c
+++ b/net/atm/br2684.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Ethernet netdevice using ATM AAL5 as underlying carrier
* (RFC1483 obsoleted by RFC2684) for Linux
diff --git a/net/atm/clip.c b/net/atm/clip.c
index b9e67e589a7b..a7972da7235d 100644
--- a/net/atm/clip.c
+++ b/net/atm/clip.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
/* net/atm/clip.c - RFC1577 Classical IP over ATM */
/* Written 1995-2000 by Werner Almesberger, EPFL LRC/ICA */
diff --git a/net/atm/common.c b/net/atm/common.c
index a38c174fc766..b7528e77997c 100644
--- a/net/atm/common.c
+++ b/net/atm/common.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
/* net/atm/common.c - ATM sockets (common part for PVC and SVC) */
/* Written 1995-2000 by Werner Almesberger, EPFL LRC/ICA */
diff --git a/net/atm/lec.c b/net/atm/lec.c
index a0311493b01b..5a77c235a212 100644
--- a/net/atm/lec.c
+++ b/net/atm/lec.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* lec.c: Lan Emulation driver
*
diff --git a/net/atm/mpc.c b/net/atm/mpc.c
index 24b53c4c39c6..033871e718a3 100644
--- a/net/atm/mpc.c
+++ b/net/atm/mpc.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
#define pr_fmt(fmt) KBUILD_MODNAME ":%s: " fmt, __func__
#include <linux/kernel.h>
diff --git a/net/atm/pppoatm.c b/net/atm/pppoatm.c
index d84227d75717..bd3da9af5ef6 100644
--- a/net/atm/pppoatm.c
+++ b/net/atm/pppoatm.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/* net/atm/pppoatm.c - RFC2364 PPP over ATM/AAL5 */
/* Copyright 1999-2000 by Mitchell Blank Jr */
@@ -6,10 +7,6 @@
/* And help from Jens Axboe */
/*
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
*
* This driver provides the encapsulation and framing for sending
* and receiving PPP frames in ATM AAL5 PDUs.
diff --git a/net/ax25/Kconfig b/net/ax25/Kconfig
index 705e53ef4af0..043fd5437809 100644
--- a/net/ax25/Kconfig
+++ b/net/ax25/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0-only
#
# Amateur Radio protocols and AX.25 device configuration
#
diff --git a/net/ax25/af_ax25.c b/net/ax25/af_ax25.c
index 012c0b6fc4f6..ca5207767dc2 100644
--- a/net/ax25/af_ax25.c
+++ b/net/ax25/af_ax25.c
@@ -1,8 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
*
* Copyright (C) Alan Cox GW4PTS (alan@lxorguk.ukuu.org.uk)
* Copyright (C) Jonathan Naylor G4KLX (g4klx@g4klx.demon.co.uk)
diff --git a/net/ax25/ax25_addr.c b/net/ax25/ax25_addr.c
index a14cfa736b63..f68865a4d0ab 100644
--- a/net/ax25/ax25_addr.c
+++ b/net/ax25/ax25_addr.c
@@ -1,8 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
*
* Copyright (C) Jonathan Naylor G4KLX (g4klx@g4klx.demon.co.uk)
*/
diff --git a/net/ax25/ax25_dev.c b/net/ax25/ax25_dev.c
index d92195cd7834..4ac2e0847652 100644
--- a/net/ax25/ax25_dev.c
+++ b/net/ax25/ax25_dev.c
@@ -1,8 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
*
* Copyright (C) Jonathan Naylor G4KLX (g4klx@g4klx.demon.co.uk)
*/
diff --git a/net/ax25/ax25_ds_in.c b/net/ax25/ax25_ds_in.c
index 488fc2d7085a..c62f8fb06189 100644
--- a/net/ax25/ax25_ds_in.c
+++ b/net/ax25/ax25_ds_in.c
@@ -1,8 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
*
* Copyright (C) Jonathan Naylor G4KLX (g4klx@g4klx.demon.co.uk)
* Copyright (C) Joerg Reuter DL1BKE (jreuter@yaina.de)
diff --git a/net/ax25/ax25_ds_subr.c b/net/ax25/ax25_ds_subr.c
index bc0329f43013..f00e27df3c76 100644
--- a/net/ax25/ax25_ds_subr.c
+++ b/net/ax25/ax25_ds_subr.c
@@ -1,8 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
*
* Copyright (C) Jonathan Naylor G4KLX (g4klx@g4klx.demon.co.uk)
* Copyright (C) Joerg Reuter DL1BKE (jreuter@yaina.de)
diff --git a/net/ax25/ax25_ds_timer.c b/net/ax25/ax25_ds_timer.c
index e9d11313d45b..c4f8adbf8144 100644
--- a/net/ax25/ax25_ds_timer.c
+++ b/net/ax25/ax25_ds_timer.c
@@ -1,8 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
*
* Copyright (C) Jonathan Naylor G4KLX (g4klx@g4klx.demon.co.uk)
* Copyright (C) Joerg Reuter DL1BKE (jreuter@yaina.de)
diff --git a/net/ax25/ax25_iface.c b/net/ax25/ax25_iface.c
index 8c07c28569e4..b4083f30af0d 100644
--- a/net/ax25/ax25_iface.c
+++ b/net/ax25/ax25_iface.c
@@ -1,8 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
*
* Copyright (C) Jonathan Naylor G4KLX (g4klx@g4klx.demon.co.uk)
*/
diff --git a/net/ax25/ax25_in.c b/net/ax25/ax25_in.c
index 860752639b1a..dcdbaeeb2358 100644
--- a/net/ax25/ax25_in.c
+++ b/net/ax25/ax25_in.c
@@ -1,8 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
*
* Copyright (C) Alan Cox GW4PTS (alan@lxorguk.ukuu.org.uk)
* Copyright (C) Jonathan Naylor G4KLX (g4klx@g4klx.demon.co.uk)
diff --git a/net/ax25/ax25_ip.c b/net/ax25/ax25_ip.c
index 314bbc8010fb..e4f63dd43cb5 100644
--- a/net/ax25/ax25_ip.c
+++ b/net/ax25/ax25_ip.c
@@ -1,8 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
*
* Copyright (C) Jonathan Naylor G4KLX (g4klx@g4klx.demon.co.uk)
*/
diff --git a/net/ax25/ax25_out.c b/net/ax25/ax25_out.c
index 3e5afc8dc93e..f53751ba81b3 100644
--- a/net/ax25/ax25_out.c
+++ b/net/ax25/ax25_out.c
@@ -1,8 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
*
* Copyright (C) Alan Cox GW4PTS (alan@lxorguk.ukuu.org.uk)
* Copyright (C) Jonathan Naylor G4KLX (g4klx@g4klx.demon.co.uk)
diff --git a/net/ax25/ax25_route.c b/net/ax25/ax25_route.c
index 66f74c85cf6b..b40e0bce67ea 100644
--- a/net/ax25/ax25_route.c
+++ b/net/ax25/ax25_route.c
@@ -1,8 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
*
* Copyright (C) Alan Cox GW4PTS (alan@lxorguk.ukuu.org.uk)
* Copyright (C) Jonathan Naylor G4KLX (g4klx@g4klx.demon.co.uk)
@@ -429,9 +426,11 @@ int ax25_rt_autobind(ax25_cb *ax25, ax25_address *addr)
}
if (ax25->sk != NULL) {
+ local_bh_disable();
bh_lock_sock(ax25->sk);
sock_reset_flag(ax25->sk, SOCK_ZAPPED);
bh_unlock_sock(ax25->sk);
+ local_bh_enable();
}
put:
diff --git a/net/ax25/ax25_std_in.c b/net/ax25/ax25_std_in.c
index 8632b86e843e..ba176196ae06 100644
--- a/net/ax25/ax25_std_in.c
+++ b/net/ax25/ax25_std_in.c
@@ -1,8 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
*
* Copyright (C) Alan Cox GW4PTS (alan@lxorguk.ukuu.org.uk)
* Copyright (C) Jonathan Naylor G4KLX (g4klx@g4klx.demon.co.uk)
diff --git a/net/ax25/ax25_std_subr.c b/net/ax25/ax25_std_subr.c
index 94bd06396a43..4c36f1342558 100644
--- a/net/ax25/ax25_std_subr.c
+++ b/net/ax25/ax25_std_subr.c
@@ -1,8 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
*
* Copyright (C) Jonathan Naylor G4KLX (g4klx@g4klx.demon.co.uk)
*/
diff --git a/net/ax25/ax25_std_timer.c b/net/ax25/ax25_std_timer.c
index 30bbc675261d..b17da41210cb 100644
--- a/net/ax25/ax25_std_timer.c
+++ b/net/ax25/ax25_std_timer.c
@@ -1,8 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
*
* Copyright (C) Alan Cox GW4PTS (alan@lxorguk.ukuu.org.uk)
* Copyright (C) Jonathan Naylor G4KLX (g4klx@g4klx.demon.co.uk)
diff --git a/net/ax25/ax25_subr.c b/net/ax25/ax25_subr.c
index 038b109b2be7..15ab812c4fe4 100644
--- a/net/ax25/ax25_subr.c
+++ b/net/ax25/ax25_subr.c
@@ -1,8 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
*
* Copyright (C) Alan Cox GW4PTS (alan@lxorguk.ukuu.org.uk)
* Copyright (C) Jonathan Naylor G4KLX (g4klx@g4klx.demon.co.uk)
diff --git a/net/ax25/ax25_timer.c b/net/ax25/ax25_timer.c
index c47b7ee1e4da..85865ebfdfa2 100644
--- a/net/ax25/ax25_timer.c
+++ b/net/ax25/ax25_timer.c
@@ -1,8 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
*
* Copyright (C) Alan Cox GW4PTS (alan@lxorguk.ukuu.org.uk)
* Copyright (C) Jonathan Naylor G4KLX (g4klx@g4klx.demon.co.uk)
diff --git a/net/ax25/ax25_uid.c b/net/ax25/ax25_uid.c
index 99d02e390e43..241e4680ecb1 100644
--- a/net/ax25/ax25_uid.c
+++ b/net/ax25/ax25_uid.c
@@ -1,8 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
*
* Copyright (C) Jonathan Naylor G4KLX (g4klx@g4klx.demon.co.uk)
*/
diff --git a/net/ax25/sysctl_net_ax25.c b/net/ax25/sysctl_net_ax25.c
index 919a5ce47515..2154d004d3dc 100644
--- a/net/ax25/sysctl_net_ax25.c
+++ b/net/ax25/sysctl_net_ax25.c
@@ -1,8 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
*
* Copyright (C) 1996 Mike Shaver (shaver@zeroknowledge.com)
*/
diff --git a/net/bluetooth/6lowpan.c b/net/bluetooth/6lowpan.c
index a7cd23f00bde..1555b0c6f7ec 100644
--- a/net/bluetooth/6lowpan.c
+++ b/net/bluetooth/6lowpan.c
@@ -1,14 +1,7 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
Copyright (c) 2013-2014 Intel Corp.
- This program is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License version 2 and
- only version 2 as published by the Free Software Foundation.
-
- This program is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
*/
#include <linux/if_arp.h>
@@ -167,10 +160,10 @@ static inline struct lowpan_peer *peer_lookup_dst(struct lowpan_btle_dev *dev,
struct in6_addr *daddr,
struct sk_buff *skb)
{
- struct lowpan_peer *peer;
- struct in6_addr *nexthop;
struct rt6_info *rt = (struct rt6_info *)skb_dst(skb);
int count = atomic_read(&dev->peer_count);
+ const struct in6_addr *nexthop;
+ struct lowpan_peer *peer;
BT_DBG("peers %d addr %pI6c rt %p", count, daddr, rt);
diff --git a/net/bluetooth/Kconfig b/net/bluetooth/Kconfig
index db82a40875e8..2efac049ad4c 100644
--- a/net/bluetooth/Kconfig
+++ b/net/bluetooth/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0-only
#
# Bluetooth subsystem configuration
#
diff --git a/net/bluetooth/a2mp.c b/net/bluetooth/a2mp.c
index 5f918ea18b5a..26526be579c7 100644
--- a/net/bluetooth/a2mp.c
+++ b/net/bluetooth/a2mp.c
@@ -1,15 +1,8 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
Copyright (c) 2010,2011 Code Aurora Forum. All rights reserved.
Copyright (c) 2011,2012 Intel Corp.
- This program is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License version 2 and
- only version 2 as published by the Free Software Foundation.
-
- This program is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
*/
#include <net/bluetooth/bluetooth.h>
diff --git a/net/bluetooth/a2mp.h b/net/bluetooth/a2mp.h
index a4ff3ea9b38a..0029d5119be6 100644
--- a/net/bluetooth/a2mp.h
+++ b/net/bluetooth/a2mp.h
@@ -1,15 +1,8 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
/*
Copyright (c) 2010,2011 Code Aurora Forum. All rights reserved.
Copyright (c) 2011,2012 Intel Corp.
- This program is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License version 2 and
- only version 2 as published by the Free Software Foundation.
-
- This program is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
*/
#ifndef __A2MP_H
diff --git a/net/bluetooth/amp.c b/net/bluetooth/amp.c
index aaa39409eeb7..9c711f0dfae3 100644
--- a/net/bluetooth/amp.c
+++ b/net/bluetooth/amp.c
@@ -1,14 +1,7 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
Copyright (c) 2011,2012 Intel Corp.
- This program is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License version 2 and
- only version 2 as published by the Free Software Foundation.
-
- This program is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
*/
#include <net/bluetooth/bluetooth.h>
diff --git a/net/bluetooth/amp.h b/net/bluetooth/amp.h
index 8848f8158ae4..832764dfbfb3 100644
--- a/net/bluetooth/amp.h
+++ b/net/bluetooth/amp.h
@@ -1,14 +1,7 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
/*
Copyright (c) 2011,2012 Intel Corp.
- This program is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License version 2 and
- only version 2 as published by the Free Software Foundation.
-
- This program is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
*/
#ifndef __AMP_H
diff --git a/net/bluetooth/bnep/Kconfig b/net/bluetooth/bnep/Kconfig
index 9b70317c49dc..aac02b5b0d17 100644
--- a/net/bluetooth/bnep/Kconfig
+++ b/net/bluetooth/bnep/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0-only
config BT_BNEP
tristate "BNEP protocol support"
depends on BT_BREDR
diff --git a/net/bluetooth/bnep/Makefile b/net/bluetooth/bnep/Makefile
index c7821e76ca56..8af9d56bb012 100644
--- a/net/bluetooth/bnep/Makefile
+++ b/net/bluetooth/bnep/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0-only
#
# Makefile for the Linux Bluetooth BNEP layer.
#
diff --git a/net/bluetooth/bnep/bnep.h b/net/bluetooth/bnep/bnep.h
index 40854c99bc1e..24f18b133959 100644
--- a/net/bluetooth/bnep/bnep.h
+++ b/net/bluetooth/bnep/bnep.h
@@ -1,18 +1,8 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
/*
BNEP protocol definition for Linux Bluetooth stack (BlueZ).
Copyright (C) 2002 Maxim Krasnyansky <maxk@qualcomm.com>
- This program is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License, version 2, as
- published by the Free Software Foundation.
-
- This program is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
-
- You should have received a copy of the GNU General Public License
- along with this program; if not, see <http://www.gnu.org/licenses/>.
*/
#ifndef _BNEP_H
diff --git a/net/bluetooth/cmtp/Kconfig b/net/bluetooth/cmtp/Kconfig
index 939da0fbdd88..c8337786da6b 100644
--- a/net/bluetooth/cmtp/Kconfig
+++ b/net/bluetooth/cmtp/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0-only
config BT_CMTP
tristate "CMTP protocol support"
depends on BT_BREDR && ISDN_CAPI
diff --git a/net/bluetooth/cmtp/Makefile b/net/bluetooth/cmtp/Makefile
index 890a9a5a6861..b2262ca97499 100644
--- a/net/bluetooth/cmtp/Makefile
+++ b/net/bluetooth/cmtp/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0-only
#
# Makefile for the Linux Bluetooth CMTP layer
#
diff --git a/net/bluetooth/hci_conn.c b/net/bluetooth/hci_conn.c
index 3cf0764d5793..15d1cb5aee18 100644
--- a/net/bluetooth/hci_conn.c
+++ b/net/bluetooth/hci_conn.c
@@ -1276,14 +1276,6 @@ int hci_conn_check_link_mode(struct hci_conn *conn)
!test_bit(HCI_CONN_ENCRYPT, &conn->flags))
return 0;
- /* The minimum encryption key size needs to be enforced by the
- * host stack before establishing any L2CAP connections. The
- * specification in theory allows a minimum of 1, but to align
- * BR/EDR and LE transports, a minimum of 7 is chosen.
- */
- if (conn->enc_key_size < HCI_MIN_ENC_KEY_SIZE)
- return 0;
-
return 1;
}
@@ -1400,8 +1392,16 @@ auth:
return 0;
encrypt:
- if (test_bit(HCI_CONN_ENCRYPT, &conn->flags))
+ if (test_bit(HCI_CONN_ENCRYPT, &conn->flags)) {
+ /* Ensure that the encryption key size has been read,
+ * otherwise stall the upper layer responses.
+ */
+ if (!conn->enc_key_size)
+ return 0;
+
+ /* Nothing else needed, all requirements are met */
return 1;
+ }
hci_conn_encrypt(conn);
return 0;
diff --git a/net/bluetooth/hidp/Kconfig b/net/bluetooth/hidp/Kconfig
index bc8610b24077..14100f341f33 100644
--- a/net/bluetooth/hidp/Kconfig
+++ b/net/bluetooth/hidp/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0-only
config BT_HIDP
tristate "HIDP protocol support"
depends on BT_BREDR && INPUT
diff --git a/net/bluetooth/hidp/Makefile b/net/bluetooth/hidp/Makefile
index a9ee115696ae..f41b0aa02b23 100644
--- a/net/bluetooth/hidp/Makefile
+++ b/net/bluetooth/hidp/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0-only
#
# Makefile for the Linux Bluetooth HIDP layer
#
diff --git a/net/bluetooth/l2cap_core.c b/net/bluetooth/l2cap_core.c
index b53acd6c9a3d..5406d7cd46ad 100644
--- a/net/bluetooth/l2cap_core.c
+++ b/net/bluetooth/l2cap_core.c
@@ -1341,6 +1341,21 @@ static void l2cap_request_info(struct l2cap_conn *conn)
sizeof(req), &req);
}
+static bool l2cap_check_enc_key_size(struct hci_conn *hcon)
+{
+ /* The minimum encryption key size needs to be enforced by the
+ * host stack before establishing any L2CAP connections. The
+ * specification in theory allows a minimum of 1, but to align
+ * BR/EDR and LE transports, a minimum of 7 is chosen.
+ *
+ * This check might also be called for unencrypted connections
+ * that have no key size requirements. Ensure that the link is
+ * actually encrypted before enforcing a key size.
+ */
+ return (!test_bit(HCI_CONN_ENCRYPT, &hcon->flags) ||
+ hcon->enc_key_size >= HCI_MIN_ENC_KEY_SIZE);
+}
+
static void l2cap_do_start(struct l2cap_chan *chan)
{
struct l2cap_conn *conn = chan->conn;
@@ -1358,9 +1373,14 @@ static void l2cap_do_start(struct l2cap_chan *chan)
if (!(conn->info_state & L2CAP_INFO_FEAT_MASK_REQ_DONE))
return;
- if (l2cap_chan_check_security(chan, true) &&
- __l2cap_no_conn_pending(chan))
+ if (!l2cap_chan_check_security(chan, true) ||
+ !__l2cap_no_conn_pending(chan))
+ return;
+
+ if (l2cap_check_enc_key_size(conn->hcon))
l2cap_start_connection(chan);
+ else
+ __set_chan_timer(chan, L2CAP_DISC_TIMEOUT);
}
static inline int l2cap_mode_supported(__u8 mode, __u32 feat_mask)
@@ -1439,7 +1459,10 @@ static void l2cap_conn_start(struct l2cap_conn *conn)
continue;
}
- l2cap_start_connection(chan);
+ if (l2cap_check_enc_key_size(conn->hcon))
+ l2cap_start_connection(chan);
+ else
+ l2cap_chan_close(chan, ECONNREFUSED);
} else if (chan->state == BT_CONNECT2) {
struct l2cap_conn_rsp rsp;
@@ -7490,7 +7513,7 @@ static void l2cap_security_cfm(struct hci_conn *hcon, u8 status, u8 encrypt)
}
if (chan->state == BT_CONNECT) {
- if (!status)
+ if (!status && l2cap_check_enc_key_size(hcon))
l2cap_start_connection(chan);
else
__set_chan_timer(chan, L2CAP_DISC_TIMEOUT);
@@ -7499,7 +7522,7 @@ static void l2cap_security_cfm(struct hci_conn *hcon, u8 status, u8 encrypt)
struct l2cap_conn_rsp rsp;
__u16 res, stat;
- if (!status) {
+ if (!status && l2cap_check_enc_key_size(hcon)) {
if (test_bit(FLAG_DEFER_SETUP, &chan->flags)) {
res = L2CAP_CR_PEND;
stat = L2CAP_CS_AUTHOR_PEND;
diff --git a/net/bluetooth/leds.c b/net/bluetooth/leds.c
index 6d59a5023231..f46847632ffa 100644
--- a/net/bluetooth/leds.c
+++ b/net/bluetooth/leds.c
@@ -1,9 +1,6 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright 2015, Heiner Kallweit <hkallweit1@gmail.com>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
*/
#include <net/bluetooth/bluetooth.h>
diff --git a/net/bluetooth/leds.h b/net/bluetooth/leds.h
index 08725a2fbd9b..bb5e09204436 100644
--- a/net/bluetooth/leds.h
+++ b/net/bluetooth/leds.h
@@ -1,9 +1,6 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
/*
* Copyright 2015, Heiner Kallweit <hkallweit1@gmail.com>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
*/
#if IS_ENABLED(CONFIG_BT_LEDS)
diff --git a/net/bluetooth/rfcomm/Kconfig b/net/bluetooth/rfcomm/Kconfig
index 335df7515220..9b9953ebf4c0 100644
--- a/net/bluetooth/rfcomm/Kconfig
+++ b/net/bluetooth/rfcomm/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0-only
config BT_RFCOMM
tristate "RFCOMM protocol support"
depends on BT_BREDR
diff --git a/net/bluetooth/rfcomm/Makefile b/net/bluetooth/rfcomm/Makefile
index fe07988a3705..593e5c48c131 100644
--- a/net/bluetooth/rfcomm/Makefile
+++ b/net/bluetooth/rfcomm/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0-only
#
# Makefile for the Linux Bluetooth RFCOMM layer.
#
diff --git a/net/bpf/Makefile b/net/bpf/Makefile
index b0ca361742e4..1c0a98d8c28f 100644
--- a/net/bpf/Makefile
+++ b/net/bpf/Makefile
@@ -1 +1,2 @@
+# SPDX-License-Identifier: GPL-2.0-only
obj-$(CONFIG_BPF_SYSCALL) := test_run.o
diff --git a/net/bpf/test_run.c b/net/bpf/test_run.c
index 33e0dc168c16..80e6f3a6864d 100644
--- a/net/bpf/test_run.c
+++ b/net/bpf/test_run.c
@@ -1,8 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
/* Copyright (c) 2017 Facebook
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of version 2 of the GNU General Public
- * License as published by the Free Software Foundation.
*/
#include <linux/bpf.h>
#include <linux/slab.h>
diff --git a/net/bpfilter/Kconfig b/net/bpfilter/Kconfig
index e558b46596c4..91f9d878165e 100644
--- a/net/bpfilter/Kconfig
+++ b/net/bpfilter/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0-only
menuconfig BPFILTER
bool "BPF based packet filtering framework (BPFILTER)"
depends on NET && BPF && INET
diff --git a/net/bridge/Kconfig b/net/bridge/Kconfig
index 3625d6ade45c..e4fb050e2078 100644
--- a/net/bridge/Kconfig
+++ b/net/bridge/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0-only
#
# 802.1d Ethernet Bridging
#
diff --git a/net/bridge/br.c b/net/bridge/br.c
index 3c8e4b38f054..d164f63a4345 100644
--- a/net/bridge/br.c
+++ b/net/bridge/br.c
@@ -1,14 +1,10 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Generic parts
* Linux ethernet bridge
*
* Authors:
* Lennert Buytenhek <buytenh@gnu.org>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
*/
#include <linux/module.h>
diff --git a/net/bridge/br_arp_nd_proxy.c b/net/bridge/br_arp_nd_proxy.c
index 15116752365a..37908561a64b 100644
--- a/net/bridge/br_arp_nd_proxy.c
+++ b/net/bridge/br_arp_nd_proxy.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Handle bridge arp/nd proxy/suppress
*
@@ -6,11 +7,6 @@
*
* Authors:
* Roopa Prabhu <roopa@cumulusnetworks.com>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
*/
#include <linux/kernel.h>
diff --git a/net/bridge/br_device.c b/net/bridge/br_device.c
index 013323b6dbe4..c05def8fd9cd 100644
--- a/net/bridge/br_device.c
+++ b/net/bridge/br_device.c
@@ -1,14 +1,10 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Device handling code
* Linux ethernet bridge
*
* Authors:
* Lennert Buytenhek <buytenh@gnu.org>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
*/
#include <linux/kernel.h>
diff --git a/net/bridge/br_fdb.c b/net/bridge/br_fdb.c
index b1c91f66d79c..b1d3248c0252 100644
--- a/net/bridge/br_fdb.c
+++ b/net/bridge/br_fdb.c
@@ -1,14 +1,10 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Forwarding database
* Linux ethernet bridge
*
* Authors:
* Lennert Buytenhek <buytenh@gnu.org>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
*/
#include <linux/kernel.h>
diff --git a/net/bridge/br_forward.c b/net/bridge/br_forward.c
index 82225b8b54f5..86637000f275 100644
--- a/net/bridge/br_forward.c
+++ b/net/bridge/br_forward.c
@@ -1,14 +1,10 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Forwarding decision
* Linux ethernet bridge
*
* Authors:
* Lennert Buytenhek <buytenh@gnu.org>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
*/
#include <linux/err.h>
diff --git a/net/bridge/br_if.c b/net/bridge/br_if.c
index 6d4a24a7534b..4fe30b182ee7 100644
--- a/net/bridge/br_if.c
+++ b/net/bridge/br_if.c
@@ -1,14 +1,10 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Userspace interface
* Linux ethernet bridge
*
* Authors:
* Lennert Buytenhek <buytenh@gnu.org>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
*/
#include <linux/kernel.h>
diff --git a/net/bridge/br_input.c b/net/bridge/br_input.c
index 014af7efef25..21b74e7a7b2f 100644
--- a/net/bridge/br_input.c
+++ b/net/bridge/br_input.c
@@ -1,14 +1,10 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Handle incoming frames
* Linux ethernet bridge
*
* Authors:
* Lennert Buytenhek <buytenh@gnu.org>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
*/
#include <linux/slab.h>
diff --git a/net/bridge/br_ioctl.c b/net/bridge/br_ioctl.c
index 73b957fd639d..ae22d784b88a 100644
--- a/net/bridge/br_ioctl.c
+++ b/net/bridge/br_ioctl.c
@@ -1,14 +1,10 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Ioctl handler
* Linux ethernet bridge
*
* Authors:
* Lennert Buytenhek <buytenh@gnu.org>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
*/
#include <linux/capability.h>
diff --git a/net/bridge/br_multicast.c b/net/bridge/br_multicast.c
index c2a30f79a9d0..de22c8fbbb15 100644
--- a/net/bridge/br_multicast.c
+++ b/net/bridge/br_multicast.c
@@ -1,13 +1,8 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Bridge multicast support.
*
* Copyright (c) 2010 Herbert Xu <herbert@gondor.apana.org.au>
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License as published by the Free
- * Software Foundation; either version 2 of the License, or (at your option)
- * any later version.
- *
*/
#include <linux/err.h>
diff --git a/net/bridge/br_netfilter_hooks.c b/net/bridge/br_netfilter_hooks.c
index 22afa566cbce..34fa72c72ad8 100644
--- a/net/bridge/br_netfilter_hooks.c
+++ b/net/bridge/br_netfilter_hooks.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Handle firewalling
* Linux ethernet bridge
@@ -6,11 +7,6 @@
* Lennert Buytenhek <buytenh@gnu.org>
* Bart De Schuymer <bdschuym@pandora.be>
*
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
- *
* Lennert dedicates this file to Kerstin Wurdinger.
*/
diff --git a/net/bridge/br_netfilter_ipv6.c b/net/bridge/br_netfilter_ipv6.c
index e88d6641647b..0e63e5dc5ac4 100644
--- a/net/bridge/br_netfilter_ipv6.c
+++ b/net/bridge/br_netfilter_ipv6.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Handle firewalling
* Linux ethernet bridge
@@ -6,11 +7,6 @@
* Lennert Buytenhek <buytenh@gnu.org>
* Bart De Schuymer <bdschuym@pandora.be>
*
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
- *
* Lennert dedicates this file to Kerstin Wurdinger.
*/
diff --git a/net/bridge/br_netlink.c b/net/bridge/br_netlink.c
index a5acad29cd4f..a0a54482aabc 100644
--- a/net/bridge/br_netlink.c
+++ b/net/bridge/br_netlink.c
@@ -1,13 +1,9 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Bridge netlink control interface
*
* Authors:
* Stephen Hemminger <shemminger@osdl.org>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
*/
#include <linux/kernel.h>
diff --git a/net/bridge/br_netlink_tunnel.c b/net/bridge/br_netlink_tunnel.c
index 34629d558709..afee292fb004 100644
--- a/net/bridge/br_netlink_tunnel.c
+++ b/net/bridge/br_netlink_tunnel.c
@@ -1,13 +1,9 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Bridge per vlan tunnel port dst_metadata netlink control interface
*
* Authors:
* Roopa Prabhu <roopa@cumulusnetworks.com>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
*/
#include <linux/kernel.h>
diff --git a/net/bridge/br_nf_core.c b/net/bridge/br_nf_core.c
index 8e2d7cfa4e16..2cdfc5d6c25d 100644
--- a/net/bridge/br_nf_core.c
+++ b/net/bridge/br_nf_core.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Handle firewalling core
* Linux ethernet bridge
@@ -6,11 +7,6 @@
* Lennert Buytenhek <buytenh@gnu.org>
* Bart De Schuymer <bdschuym@pandora.be>
*
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
- *
* Lennert dedicates this file to Kerstin Wurdinger.
*/
diff --git a/net/bridge/br_private.h b/net/bridge/br_private.h
index 334a8c496b50..159a0e2cb0f6 100644
--- a/net/bridge/br_private.h
+++ b/net/bridge/br_private.h
@@ -1,13 +1,9 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
* Linux ethernet bridge
*
* Authors:
* Lennert Buytenhek <buytenh@gnu.org>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
*/
#ifndef _BR_PRIVATE_H
diff --git a/net/bridge/br_private_stp.h b/net/bridge/br_private_stp.h
index 3f7543a29b76..814cf1364cfb 100644
--- a/net/bridge/br_private_stp.h
+++ b/net/bridge/br_private_stp.h
@@ -1,13 +1,9 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
* Linux ethernet bridge
*
* Authors:
* Lennert Buytenhek <buytenh@gnu.org>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
*/
#ifndef _BR_PRIVATE_STP_H
diff --git a/net/bridge/br_private_tunnel.h b/net/bridge/br_private_tunnel.h
index a259471bfd78..2bdef2ea3420 100644
--- a/net/bridge/br_private_tunnel.h
+++ b/net/bridge/br_private_tunnel.h
@@ -1,13 +1,9 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
* Bridge per vlan tunnels
*
* Authors:
* Roopa Prabhu <roopa@cumulusnetworks.com>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
*/
#ifndef _BR_PRIVATE_TUNNEL_H
diff --git a/net/bridge/br_stp.c b/net/bridge/br_stp.c
index b6941961a876..1f1410f8d312 100644
--- a/net/bridge/br_stp.c
+++ b/net/bridge/br_stp.c
@@ -1,14 +1,10 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Spanning tree protocol; generic parts
* Linux ethernet bridge
*
* Authors:
* Lennert Buytenhek <buytenh@gnu.org>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
*/
#include <linux/kernel.h>
#include <linux/rculist.h>
diff --git a/net/bridge/br_stp_bpdu.c b/net/bridge/br_stp_bpdu.c
index 1b75d6bf12bd..68a6922b4141 100644
--- a/net/bridge/br_stp_bpdu.c
+++ b/net/bridge/br_stp_bpdu.c
@@ -1,14 +1,10 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Spanning tree protocol; BPDU handling
* Linux ethernet bridge
*
* Authors:
* Lennert Buytenhek <buytenh@gnu.org>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
*/
#include <linux/kernel.h>
diff --git a/net/bridge/br_stp_if.c b/net/bridge/br_stp_if.c
index 8d65ae5210e0..d174d3a566aa 100644
--- a/net/bridge/br_stp_if.c
+++ b/net/bridge/br_stp_if.c
@@ -1,14 +1,10 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Spanning tree protocol; interface code
* Linux ethernet bridge
*
* Authors:
* Lennert Buytenhek <buytenh@gnu.org>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
*/
#include <linux/kernel.h>
diff --git a/net/bridge/br_stp_timer.c b/net/bridge/br_stp_timer.c
index e7739de5f0e1..27bf1979b909 100644
--- a/net/bridge/br_stp_timer.c
+++ b/net/bridge/br_stp_timer.c
@@ -1,14 +1,10 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Spanning tree protocol; timer-related code
* Linux ethernet bridge
*
* Authors:
* Lennert Buytenhek <buytenh@gnu.org>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
*/
#include <linux/kernel.h>
diff --git a/net/bridge/br_sysfs_br.c b/net/bridge/br_sysfs_br.c
index b05b94e9c595..9ab0f00b1081 100644
--- a/net/bridge/br_sysfs_br.c
+++ b/net/bridge/br_sysfs_br.c
@@ -1,14 +1,10 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Sysfs attributes of bridge
* Linux ethernet bridge
*
* Authors:
* Stephen Hemminger <shemminger@osdl.org>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
*/
#include <linux/capability.h>
diff --git a/net/bridge/br_sysfs_if.c b/net/bridge/br_sysfs_if.c
index 88715edb119a..7a59cdddd3ce 100644
--- a/net/bridge/br_sysfs_if.c
+++ b/net/bridge/br_sysfs_if.c
@@ -1,14 +1,10 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Sysfs attributes of bridge ports
* Linux ethernet bridge
*
* Authors:
* Stephen Hemminger <shemminger@osdl.org>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
*/
#include <linux/capability.h>
diff --git a/net/bridge/br_vlan.c b/net/bridge/br_vlan.c
index 2db63997f313..f47f526b4f19 100644
--- a/net/bridge/br_vlan.c
+++ b/net/bridge/br_vlan.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
#include <linux/kernel.h>
#include <linux/netdevice.h>
#include <linux/rtnetlink.h>
diff --git a/net/bridge/br_vlan_tunnel.c b/net/bridge/br_vlan_tunnel.c
index 758151863669..d13d2080f527 100644
--- a/net/bridge/br_vlan_tunnel.c
+++ b/net/bridge/br_vlan_tunnel.c
@@ -1,13 +1,9 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Bridge per vlan tunnel port dst_metadata handling code
*
* Authors:
* Roopa Prabhu <roopa@cumulusnetworks.com>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
*/
#include <linux/kernel.h>
diff --git a/net/bridge/netfilter/Kconfig b/net/bridge/netfilter/Kconfig
index 9a0159aebe1a..c3ad90c43801 100644
--- a/net/bridge/netfilter/Kconfig
+++ b/net/bridge/netfilter/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0-only
#
# Bridge netfilter configuration
#
diff --git a/net/bridge/netfilter/ebt_802_3.c b/net/bridge/netfilter/ebt_802_3.c
index 5fc4affd9fdb..2c8fe24400e5 100644
--- a/net/bridge/netfilter/ebt_802_3.c
+++ b/net/bridge/netfilter/ebt_802_3.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* 802_3
*
diff --git a/net/bridge/netfilter/ebt_among.c b/net/bridge/netfilter/ebt_among.c
index 620e54f08296..96f7243b6314 100644
--- a/net/bridge/netfilter/ebt_among.c
+++ b/net/bridge/netfilter/ebt_among.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* ebt_among
*
diff --git a/net/bridge/netfilter/ebt_arp.c b/net/bridge/netfilter/ebt_arp.c
index 227142282b45..0707cc00fe8f 100644
--- a/net/bridge/netfilter/ebt_arp.c
+++ b/net/bridge/netfilter/ebt_arp.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* ebt_arp
*
diff --git a/net/bridge/netfilter/ebt_arpreply.c b/net/bridge/netfilter/ebt_arpreply.c
index db85230e49c3..d9e77e2500cd 100644
--- a/net/bridge/netfilter/ebt_arpreply.c
+++ b/net/bridge/netfilter/ebt_arpreply.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* ebt_arpreply
*
diff --git a/net/bridge/netfilter/ebt_dnat.c b/net/bridge/netfilter/ebt_dnat.c
index dfc86a0199da..eeae23a73c6a 100644
--- a/net/bridge/netfilter/ebt_dnat.c
+++ b/net/bridge/netfilter/ebt_dnat.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* ebt_dnat
*
diff --git a/net/bridge/netfilter/ebt_ip.c b/net/bridge/netfilter/ebt_ip.c
index ffaa8ce2e724..df372496c1c1 100644
--- a/net/bridge/netfilter/ebt_ip.c
+++ b/net/bridge/netfilter/ebt_ip.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* ebt_ip
*
diff --git a/net/bridge/netfilter/ebt_ip6.c b/net/bridge/netfilter/ebt_ip6.c
index 2a5a52a53ec4..f3225bc31f6c 100644
--- a/net/bridge/netfilter/ebt_ip6.c
+++ b/net/bridge/netfilter/ebt_ip6.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* ebt_ip6
*
diff --git a/net/bridge/netfilter/ebt_limit.c b/net/bridge/netfilter/ebt_limit.c
index 165b9d678cf1..fa199556e122 100644
--- a/net/bridge/netfilter/ebt_limit.c
+++ b/net/bridge/netfilter/ebt_limit.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* ebt_limit
*
diff --git a/net/bridge/netfilter/ebt_log.c b/net/bridge/netfilter/ebt_log.c
index 707caea39743..e2eea1daaf8b 100644
--- a/net/bridge/netfilter/ebt_log.c
+++ b/net/bridge/netfilter/ebt_log.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* ebt_log
*
diff --git a/net/bridge/netfilter/ebt_mark.c b/net/bridge/netfilter/ebt_mark.c
index 19f0f9592d32..21fd3d3d77f6 100644
--- a/net/bridge/netfilter/ebt_mark.c
+++ b/net/bridge/netfilter/ebt_mark.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* ebt_mark
*
diff --git a/net/bridge/netfilter/ebt_mark_m.c b/net/bridge/netfilter/ebt_mark_m.c
index d98baefc4c7e..81fb59dec499 100644
--- a/net/bridge/netfilter/ebt_mark_m.c
+++ b/net/bridge/netfilter/ebt_mark_m.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* ebt_mark_m
*
diff --git a/net/bridge/netfilter/ebt_nflog.c b/net/bridge/netfilter/ebt_nflog.c
index da1c2fdc08c8..61bf8f4465ab 100644
--- a/net/bridge/netfilter/ebt_nflog.c
+++ b/net/bridge/netfilter/ebt_nflog.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* ebt_nflog
*
diff --git a/net/bridge/netfilter/ebt_pkttype.c b/net/bridge/netfilter/ebt_pkttype.c
index 496a56515307..c9e306119ee3 100644
--- a/net/bridge/netfilter/ebt_pkttype.c
+++ b/net/bridge/netfilter/ebt_pkttype.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* ebt_pkttype
*
diff --git a/net/bridge/netfilter/ebt_redirect.c b/net/bridge/netfilter/ebt_redirect.c
index a7223eaf490b..53ef08e6765f 100644
--- a/net/bridge/netfilter/ebt_redirect.c
+++ b/net/bridge/netfilter/ebt_redirect.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* ebt_redirect
*
diff --git a/net/bridge/netfilter/ebt_snat.c b/net/bridge/netfilter/ebt_snat.c
index 11cf9e9e9222..700d338d5ddb 100644
--- a/net/bridge/netfilter/ebt_snat.c
+++ b/net/bridge/netfilter/ebt_snat.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* ebt_snat
*
diff --git a/net/bridge/netfilter/ebt_stp.c b/net/bridge/netfilter/ebt_stp.c
index 46c1fe7637ea..0d6d20c9105e 100644
--- a/net/bridge/netfilter/ebt_stp.c
+++ b/net/bridge/netfilter/ebt_stp.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* ebt_stp
*
diff --git a/net/bridge/netfilter/ebt_vlan.c b/net/bridge/netfilter/ebt_vlan.c
index 98c221dbf059..80ede370afed 100644
--- a/net/bridge/netfilter/ebt_vlan.c
+++ b/net/bridge/netfilter/ebt_vlan.c
@@ -1,20 +1,8 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Description: EBTables 802.1Q match extension kernelspace module.
* Authors: Nick Fedchik <nick@fedchik.org.ua>
* Bart De Schuymer <bdschuym@pandora.be>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see <http://www.gnu.org/licenses/>.
*/
#include <linux/if_ether.h>
diff --git a/net/bridge/netfilter/ebtable_broute.c b/net/bridge/netfilter/ebtable_broute.c
index ec2652a459da..66e7af165494 100644
--- a/net/bridge/netfilter/ebtable_broute.c
+++ b/net/bridge/netfilter/ebtable_broute.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* ebtable_broute
*
diff --git a/net/bridge/netfilter/ebtable_filter.c b/net/bridge/netfilter/ebtable_filter.c
index 550324c516ee..78cb9b21022d 100644
--- a/net/bridge/netfilter/ebtable_filter.c
+++ b/net/bridge/netfilter/ebtable_filter.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* ebtable_filter
*
diff --git a/net/bridge/netfilter/ebtable_nat.c b/net/bridge/netfilter/ebtable_nat.c
index c0fb3ca518af..0888936ef853 100644
--- a/net/bridge/netfilter/ebtable_nat.c
+++ b/net/bridge/netfilter/ebtable_nat.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* ebtable_nat
*
diff --git a/net/bridge/netfilter/ebtables.c b/net/bridge/netfilter/ebtables.c
index 6b07e4978eb3..963dfdc14827 100644
--- a/net/bridge/netfilter/ebtables.c
+++ b/net/bridge/netfilter/ebtables.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* ebtables
*
@@ -8,11 +9,6 @@
*
* This code is strongly inspired by the iptables code which is
* Copyright (C) 1999 Paul `Rusty' Russell & Michael J. Neuling
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
*/
#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
#include <linux/kmod.h>
diff --git a/net/bridge/netfilter/nf_log_bridge.c b/net/bridge/netfilter/nf_log_bridge.c
index bd2b3c78f59b..1ad61d1017b6 100644
--- a/net/bridge/netfilter/nf_log_bridge.c
+++ b/net/bridge/netfilter/nf_log_bridge.c
@@ -1,9 +1,6 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* (C) 2014 by Pablo Neira Ayuso <pablo@netfilter.org>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
*/
#include <linux/module.h>
diff --git a/net/bridge/netfilter/nft_reject_bridge.c b/net/bridge/netfilter/nft_reject_bridge.c
index 1b1856744c80..b325b569e761 100644
--- a/net/bridge/netfilter/nft_reject_bridge.c
+++ b/net/bridge/netfilter/nft_reject_bridge.c
@@ -1,9 +1,6 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (c) 2014 Pablo Neira Ayuso <pablo@netfilter.org>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
*/
#include <linux/kernel.h>
diff --git a/net/caif/Kconfig b/net/caif/Kconfig
index d3694953b1d7..eb83051c8330 100644
--- a/net/caif/Kconfig
+++ b/net/caif/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0-only
#
# CAIF net configurations
#
diff --git a/net/caif/caif_dev.c b/net/caif/caif_dev.c
index 6c6e01963aac..03c7cdd8e4cb 100644
--- a/net/caif/caif_dev.c
+++ b/net/caif/caif_dev.c
@@ -1,8 +1,8 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* CAIF Interface registration.
* Copyright (C) ST-Ericsson AB 2010
* Author: Sjur Brendeland
- * License terms: GNU General Public License (GPL) version 2
*
* Borrowed heavily from file: pn_dev.c. Thanks to Remi Denis-Courmont
* and Sakari Ailus <sakari.ailus@nokia.com>
diff --git a/net/caif/caif_socket.c b/net/caif/caif_socket.c
index 416717c57cd1..13ea920600ae 100644
--- a/net/caif/caif_socket.c
+++ b/net/caif/caif_socket.c
@@ -1,7 +1,7 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (C) ST-Ericsson AB 2010
* Author: Sjur Brendeland
- * License terms: GNU General Public License (GPL) version 2
*/
#define pr_fmt(fmt) KBUILD_MODNAME ":%s(): " fmt, __func__
diff --git a/net/caif/caif_usb.c b/net/caif/caif_usb.c
index 1a082a946045..76bd67891fb3 100644
--- a/net/caif/caif_usb.c
+++ b/net/caif/caif_usb.c
@@ -1,9 +1,8 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* CAIF USB handler
* Copyright (C) ST-Ericsson AB 2011
* Author: Sjur Brendeland
- * License terms: GNU General Public License (GPL) version 2
- *
*/
#define pr_fmt(fmt) KBUILD_MODNAME ":%s(): " fmt, __func__
diff --git a/net/caif/cfcnfg.c b/net/caif/cfcnfg.c
index 8f00bea093b9..399239a14420 100644
--- a/net/caif/cfcnfg.c
+++ b/net/caif/cfcnfg.c
@@ -1,7 +1,7 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (C) ST-Ericsson AB 2010
* Author: Sjur Brendeland
- * License terms: GNU General Public License (GPL) version 2
*/
#define pr_fmt(fmt) KBUILD_MODNAME ":%s(): " fmt, __func__
diff --git a/net/caif/cfctrl.c b/net/caif/cfctrl.c
index a1e85f032108..2809cbd6b7f7 100644
--- a/net/caif/cfctrl.c
+++ b/net/caif/cfctrl.c
@@ -1,7 +1,7 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (C) ST-Ericsson AB 2010
* Author: Sjur Brendeland
- * License terms: GNU General Public License (GPL) version 2
*/
#define pr_fmt(fmt) KBUILD_MODNAME ":%s(): " fmt, __func__
diff --git a/net/caif/cfdbgl.c b/net/caif/cfdbgl.c
index 7aae0b56829e..77f428428b47 100644
--- a/net/caif/cfdbgl.c
+++ b/net/caif/cfdbgl.c
@@ -1,7 +1,7 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (C) ST-Ericsson AB 2010
* Author: Sjur Brendeland
- * License terms: GNU General Public License (GPL) version 2
*/
#define pr_fmt(fmt) KBUILD_MODNAME ":%s(): " fmt, __func__
@@ -26,7 +26,7 @@ struct cflayer *cfdbgl_create(u8 channel_id, struct dev_info *dev_info)
cfsrvl_init(dbg, channel_id, dev_info, false);
dbg->layer.receive = cfdbgl_receive;
dbg->layer.transmit = cfdbgl_transmit;
- snprintf(dbg->layer.name, CAIF_LAYER_NAME_SZ - 1, "dbg%d", channel_id);
+ snprintf(dbg->layer.name, CAIF_LAYER_NAME_SZ, "dbg%d", channel_id);
return &dbg->layer;
}
diff --git a/net/caif/cfdgml.c b/net/caif/cfdgml.c
index 3bdddb32d55a..eb6f8ef47a79 100644
--- a/net/caif/cfdgml.c
+++ b/net/caif/cfdgml.c
@@ -1,7 +1,7 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (C) ST-Ericsson AB 2010
* Author: Sjur Brendeland
- * License terms: GNU General Public License (GPL) version 2
*/
#define pr_fmt(fmt) KBUILD_MODNAME ":%s(): " fmt, __func__
@@ -33,8 +33,7 @@ struct cflayer *cfdgml_create(u8 channel_id, struct dev_info *dev_info)
cfsrvl_init(dgm, channel_id, dev_info, true);
dgm->layer.receive = cfdgml_receive;
dgm->layer.transmit = cfdgml_transmit;
- snprintf(dgm->layer.name, CAIF_LAYER_NAME_SZ - 1, "dgm%d", channel_id);
- dgm->layer.name[CAIF_LAYER_NAME_SZ - 1] = '\0';
+ snprintf(dgm->layer.name, CAIF_LAYER_NAME_SZ, "dgm%d", channel_id);
return &dgm->layer;
}
diff --git a/net/caif/cffrml.c b/net/caif/cffrml.c
index 434ba8557826..6651a8dc62e0 100644
--- a/net/caif/cffrml.c
+++ b/net/caif/cffrml.c
@@ -1,9 +1,9 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* CAIF Framing Layer.
*
* Copyright (C) ST-Ericsson AB 2010
* Author: Sjur Brendeland
- * License terms: GNU General Public License (GPL) version 2
*/
#define pr_fmt(fmt) KBUILD_MODNAME ":%s(): " fmt, __func__
diff --git a/net/caif/cfmuxl.c b/net/caif/cfmuxl.c
index 510aa5a753f0..4172b0d0db63 100644
--- a/net/caif/cfmuxl.c
+++ b/net/caif/cfmuxl.c
@@ -1,7 +1,7 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (C) ST-Ericsson AB 2010
* Author: Sjur Brendeland
- * License terms: GNU General Public License (GPL) version 2
*/
#define pr_fmt(fmt) KBUILD_MODNAME ":%s(): " fmt, __func__
diff --git a/net/caif/cfpkt_skbuff.c b/net/caif/cfpkt_skbuff.c
index 37ac5ca0ffdf..7796414d47e5 100644
--- a/net/caif/cfpkt_skbuff.c
+++ b/net/caif/cfpkt_skbuff.c
@@ -1,7 +1,7 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (C) ST-Ericsson AB 2010
* Author: Sjur Brendeland
- * License terms: GNU General Public License (GPL) version 2
*/
#define pr_fmt(fmt) KBUILD_MODNAME ":%s(): " fmt, __func__
diff --git a/net/caif/cfrfml.c b/net/caif/cfrfml.c
index a931a71ef6df..ce2767e9cec6 100644
--- a/net/caif/cfrfml.c
+++ b/net/caif/cfrfml.c
@@ -1,7 +1,7 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (C) ST-Ericsson AB 2010
* Author: Sjur Brendeland
- * License terms: GNU General Public License (GPL) version 2
*/
#define pr_fmt(fmt) KBUILD_MODNAME ":%s(): " fmt, __func__
diff --git a/net/caif/cfserl.c b/net/caif/cfserl.c
index ce60f06d76de..e11725a4bb0e 100644
--- a/net/caif/cfserl.c
+++ b/net/caif/cfserl.c
@@ -1,7 +1,7 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (C) ST-Ericsson AB 2010
* Author: Sjur Brendeland
- * License terms: GNU General Public License (GPL) version 2
*/
#define pr_fmt(fmt) KBUILD_MODNAME ":%s(): " fmt, __func__
diff --git a/net/caif/cfsrvl.c b/net/caif/cfsrvl.c
index a6e115463052..d0a4d0ac7045 100644
--- a/net/caif/cfsrvl.c
+++ b/net/caif/cfsrvl.c
@@ -1,7 +1,7 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (C) ST-Ericsson AB 2010
* Author: Sjur Brendeland
- * License terms: GNU General Public License (GPL) version 2
*/
#define pr_fmt(fmt) KBUILD_MODNAME ":%s(): " fmt, __func__
diff --git a/net/caif/cfutill.c b/net/caif/cfutill.c
index 1728fa4471cf..b2e47ede912f 100644
--- a/net/caif/cfutill.c
+++ b/net/caif/cfutill.c
@@ -1,7 +1,7 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (C) ST-Ericsson AB 2010
* Author: Sjur Brendeland
- * License terms: GNU General Public License (GPL) version 2
*/
#define pr_fmt(fmt) KBUILD_MODNAME ":%s(): " fmt, __func__
@@ -33,7 +33,7 @@ struct cflayer *cfutill_create(u8 channel_id, struct dev_info *dev_info)
cfsrvl_init(util, channel_id, dev_info, true);
util->layer.receive = cfutill_receive;
util->layer.transmit = cfutill_transmit;
- snprintf(util->layer.name, CAIF_LAYER_NAME_SZ - 1, "util1");
+ snprintf(util->layer.name, CAIF_LAYER_NAME_SZ, "util1");
return &util->layer;
}
diff --git a/net/caif/cfveil.c b/net/caif/cfveil.c
index 262224581efa..db2274b94a5d 100644
--- a/net/caif/cfveil.c
+++ b/net/caif/cfveil.c
@@ -1,7 +1,7 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (C) ST-Ericsson AB 2010
* Author: Sjur Brendeland
- * License terms: GNU General Public License (GPL) version 2
*/
#define pr_fmt(fmt) KBUILD_MODNAME ":%s(): " fmt, __func__
@@ -32,7 +32,7 @@ struct cflayer *cfvei_create(u8 channel_id, struct dev_info *dev_info)
cfsrvl_init(vei, channel_id, dev_info, true);
vei->layer.receive = cfvei_receive;
vei->layer.transmit = cfvei_transmit;
- snprintf(vei->layer.name, CAIF_LAYER_NAME_SZ - 1, "vei%d", channel_id);
+ snprintf(vei->layer.name, CAIF_LAYER_NAME_SZ, "vei%d", channel_id);
return &vei->layer;
}
diff --git a/net/caif/cfvidl.c b/net/caif/cfvidl.c
index b3b110e8a350..134bad43196c 100644
--- a/net/caif/cfvidl.c
+++ b/net/caif/cfvidl.c
@@ -1,7 +1,7 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (C) ST-Ericsson AB 2010
* Author: Sjur Brendeland
- * License terms: GNU General Public License (GPL) version 2
*/
#define pr_fmt(fmt) KBUILD_MODNAME ":%s(): " fmt, __func__
@@ -29,7 +29,7 @@ struct cflayer *cfvidl_create(u8 channel_id, struct dev_info *dev_info)
cfsrvl_init(vid, channel_id, dev_info, false);
vid->layer.receive = cfvidl_receive;
vid->layer.transmit = cfvidl_transmit;
- snprintf(vid->layer.name, CAIF_LAYER_NAME_SZ - 1, "vid1");
+ snprintf(vid->layer.name, CAIF_LAYER_NAME_SZ, "vid1");
return &vid->layer;
}
diff --git a/net/caif/chnl_net.c b/net/caif/chnl_net.c
index 13e2ae6be620..a56628962852 100644
--- a/net/caif/chnl_net.c
+++ b/net/caif/chnl_net.c
@@ -1,8 +1,8 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (C) ST-Ericsson AB 2010
* Authors: Sjur Brendeland
* Daniel Martensson
- * License terms: GNU General Public License (GPL) version 2
*/
#define pr_fmt(fmt) KBUILD_MODNAME ":%s(): " fmt, __func__
diff --git a/net/can/Kconfig b/net/can/Kconfig
index a4399be54ff4..0f9fe846ddef 100644
--- a/net/can/Kconfig
+++ b/net/can/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0-only
#
# Controller Area Network (CAN) network layer core configuration
#
diff --git a/net/can/af_can.c b/net/can/af_can.c
index e8fd5dc1780a..80281ef2ccbd 100644
--- a/net/can/af_can.c
+++ b/net/can/af_can.c
@@ -99,6 +99,7 @@ EXPORT_SYMBOL(can_ioctl);
static void can_sock_destruct(struct sock *sk)
{
skb_queue_purge(&sk->sk_receive_queue);
+ skb_queue_purge(&sk->sk_error_queue);
}
static const struct can_proto *can_get_proto(int protocol)
@@ -952,6 +953,8 @@ static struct pernet_operations can_pernet_ops __read_mostly = {
static __init int can_init(void)
{
+ int err;
+
/* check for correct padding to be able to use the structs similarly */
BUILD_BUG_ON(offsetof(struct can_frame, can_dlc) !=
offsetof(struct canfd_frame, len) ||
@@ -965,15 +968,31 @@ static __init int can_init(void)
if (!rcv_cache)
return -ENOMEM;
- register_pernet_subsys(&can_pernet_ops);
+ err = register_pernet_subsys(&can_pernet_ops);
+ if (err)
+ goto out_pernet;
/* protocol register */
- sock_register(&can_family_ops);
- register_netdevice_notifier(&can_netdev_notifier);
+ err = sock_register(&can_family_ops);
+ if (err)
+ goto out_sock;
+ err = register_netdevice_notifier(&can_netdev_notifier);
+ if (err)
+ goto out_notifier;
+
dev_add_pack(&can_packet);
dev_add_pack(&canfd_packet);
return 0;
+
+out_notifier:
+ sock_unregister(PF_CAN);
+out_sock:
+ unregister_pernet_subsys(&can_pernet_ops);
+out_pernet:
+ kmem_cache_destroy(rcv_cache);
+
+ return err;
}
static __exit void can_exit(void)
diff --git a/net/ceph/Kconfig b/net/ceph/Kconfig
index cd2d5b9301a1..2e8e6f904920 100644
--- a/net/ceph/Kconfig
+++ b/net/ceph/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0-only
config CEPH_LIB
tristate "Ceph core library"
depends on INET
diff --git a/net/ceph/ceph_common.c b/net/ceph/ceph_common.c
index d4af93a35e2b..38de80d01aae 100644
--- a/net/ceph/ceph_common.c
+++ b/net/ceph/ceph_common.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
#include <linux/ceph/ceph_debug.h>
#include <linux/backing-dev.h>
diff --git a/net/ceph/snapshot.c b/net/ceph/snapshot.c
index e14a5d038656..e24315937c45 100644
--- a/net/ceph/snapshot.c
+++ b/net/ceph/snapshot.c
@@ -1,21 +1,8 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* snapshot.c Ceph snapshot context utility routines (part of libceph)
*
* Copyright (C) 2013 Inktank Storage, Inc.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * version 2 as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
- * 02110-1301, USA.
*/
#include <linux/types.h>
diff --git a/net/compat.c b/net/compat.c
index a031bd333092..3f9ce609397f 100644
--- a/net/compat.c
+++ b/net/compat.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* 32bit Socket syscall emulation. Based on arch/sparc64/kernel/sys_sparc32.c.
*
diff --git a/net/core/bpf_sk_storage.c b/net/core/bpf_sk_storage.c
index cc9597a87770..d1c4e1f3be2c 100644
--- a/net/core/bpf_sk_storage.c
+++ b/net/core/bpf_sk_storage.c
@@ -633,7 +633,8 @@ static struct bpf_map *bpf_sk_storage_map_alloc(union bpf_attr *attr)
return ERR_PTR(-ENOMEM);
bpf_map_init_from_attr(&smap->map, attr);
- smap->bucket_log = ilog2(roundup_pow_of_two(num_possible_cpus()));
+ /* Use at least 2 buckets, select_bucket() is undefined behavior with 1 bucket */
+ smap->bucket_log = max_t(u32, 1, ilog2(roundup_pow_of_two(num_possible_cpus())));
nbuckets = 1U << smap->bucket_log;
smap->buckets = kvcalloc(sizeof(*smap->buckets), nbuckets,
GFP_USER | __GFP_NOWARN);
diff --git a/net/core/dev.c b/net/core/dev.c
index 108ac8137b9b..d6edd218babd 100644
--- a/net/core/dev.c
+++ b/net/core/dev.c
@@ -1,11 +1,7 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* NET3 Protocol independent device support routines.
*
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
- *
* Derived from the non IP parts of dev.c 1.0.19
* Authors: Ross Biro
* Fred N. van Kempen, <waltje@uWalt.NL.Mugnet.ORG>
@@ -4502,23 +4498,6 @@ static int netif_rx_internal(struct sk_buff *skb)
trace_netif_rx(skb);
- if (static_branch_unlikely(&generic_xdp_needed_key)) {
- int ret;
-
- preempt_disable();
- rcu_read_lock();
- ret = do_xdp_generic(rcu_dereference(skb->dev->xdp_prog), skb);
- rcu_read_unlock();
- preempt_enable();
-
- /* Consider XDP consuming the packet a success from
- * the netdev point of view we do not want to count
- * this as an error.
- */
- if (ret != XDP_PASS)
- return NET_RX_SUCCESS;
- }
-
#ifdef CONFIG_RPS
if (static_branch_unlikely(&rps_needed)) {
struct rps_dev_flow voidflow, *rflow = &voidflow;
@@ -4858,6 +4837,18 @@ another_round:
__this_cpu_inc(softnet_data.processed);
+ if (static_branch_unlikely(&generic_xdp_needed_key)) {
+ int ret2;
+
+ preempt_disable();
+ ret2 = do_xdp_generic(rcu_dereference(skb->dev->xdp_prog), skb);
+ preempt_enable();
+
+ if (ret2 != XDP_PASS)
+ return NET_RX_DROP;
+ skb_reset_mac_len(skb);
+ }
+
if (skb->protocol == cpu_to_be16(ETH_P_8021Q) ||
skb->protocol == cpu_to_be16(ETH_P_8021AD)) {
skb = skb_vlan_untag(skb);
@@ -4932,8 +4923,36 @@ skip_classify:
}
if (unlikely(skb_vlan_tag_present(skb))) {
- if (skb_vlan_tag_get_id(skb))
+check_vlan_id:
+ if (skb_vlan_tag_get_id(skb)) {
+ /* Vlan id is non 0 and vlan_do_receive() above couldn't
+ * find vlan device.
+ */
skb->pkt_type = PACKET_OTHERHOST;
+ } else if (skb->protocol == cpu_to_be16(ETH_P_8021Q) ||
+ skb->protocol == cpu_to_be16(ETH_P_8021AD)) {
+ /* Outer header is 802.1P with vlan 0, inner header is
+ * 802.1Q or 802.1AD and vlan_do_receive() above could
+ * not find vlan dev for vlan id 0.
+ */
+ __vlan_hwaccel_clear_tag(skb);
+ skb = skb_vlan_untag(skb);
+ if (unlikely(!skb))
+ goto out;
+ if (vlan_do_receive(&skb))
+ /* After stripping off 802.1P header with vlan 0
+ * vlan dev is found for inner header.
+ */
+ goto another_round;
+ else if (unlikely(!skb))
+ goto out;
+ else
+ /* We have stripped outer 802.1P vlan 0 header.
+ * But could not find vlan dev.
+ * check again for vlan id to set OTHERHOST.
+ */
+ goto check_vlan_id;
+ }
/* Note: we might in the future use prio bits
* and set skb->priority like in vlan_do_receive()
* For the time being, just ignore Priority Code Point
@@ -5030,12 +5049,12 @@ static inline void __netif_receive_skb_list_ptype(struct list_head *head,
if (list_empty(head))
return;
if (pt_prev->list_func != NULL)
- pt_prev->list_func(head, pt_prev, orig_dev);
+ INDIRECT_CALL_INET(pt_prev->list_func, ipv6_list_rcv,
+ ip_list_rcv, head, pt_prev, orig_dev);
else
list_for_each_entry_safe(skb, next, head, list) {
skb_list_del_init(skb);
- INDIRECT_CALL_INET(pt_prev->func, ipv6_rcv, ip_rcv, skb,
- skb->dev, pt_prev, orig_dev);
+ pt_prev->func(skb, skb->dev, pt_prev, orig_dev);
}
}
@@ -5178,19 +5197,6 @@ static int netif_receive_skb_internal(struct sk_buff *skb)
if (skb_defer_rx_timestamp(skb))
return NET_RX_SUCCESS;
- if (static_branch_unlikely(&generic_xdp_needed_key)) {
- int ret;
-
- preempt_disable();
- rcu_read_lock();
- ret = do_xdp_generic(rcu_dereference(skb->dev->xdp_prog), skb);
- rcu_read_unlock();
- preempt_enable();
-
- if (ret != XDP_PASS)
- return NET_RX_DROP;
- }
-
rcu_read_lock();
#ifdef CONFIG_RPS
if (static_branch_unlikely(&rps_needed)) {
@@ -5211,7 +5217,6 @@ static int netif_receive_skb_internal(struct sk_buff *skb)
static void netif_receive_skb_list_internal(struct list_head *head)
{
- struct bpf_prog *xdp_prog = NULL;
struct sk_buff *skb, *next;
struct list_head sublist;
@@ -5224,21 +5229,6 @@ static void netif_receive_skb_list_internal(struct list_head *head)
}
list_splice_init(&sublist, head);
- if (static_branch_unlikely(&generic_xdp_needed_key)) {
- preempt_disable();
- rcu_read_lock();
- list_for_each_entry_safe(skb, next, head, list) {
- xdp_prog = rcu_dereference(skb->dev->xdp_prog);
- skb_list_del_init(skb);
- if (do_xdp_generic(xdp_prog, skb) == XDP_PASS)
- list_add_tail(&skb->list, &sublist);
- }
- rcu_read_unlock();
- preempt_enable();
- /* Put passed packets back on main list */
- list_splice_init(&sublist, head);
- }
-
rcu_read_lock();
#ifdef CONFIG_RPS
if (static_branch_unlikely(&rps_needed)) {
@@ -5809,7 +5799,6 @@ static struct sk_buff *napi_frags_skb(struct napi_struct *napi)
skb_reset_mac_header(skb);
skb_gro_reset_offset(skb);
- eth = skb_gro_header_fast(skb, 0);
if (unlikely(skb_gro_header_hard(skb, hlen))) {
eth = skb_gro_header_slow(skb, hlen, 0);
if (unlikely(!eth)) {
@@ -5819,6 +5808,7 @@ static struct sk_buff *napi_frags_skb(struct napi_struct *napi)
return NULL;
}
} else {
+ eth = (const struct ethhdr *)skb->data;
gro_pull_from_frag0(skb, hlen);
NAPI_GRO_CB(skb)->frag0 += hlen;
NAPI_GRO_CB(skb)->frag0_len -= hlen;
@@ -8927,7 +8917,7 @@ static void netdev_wait_allrefs(struct net_device *dev)
refcnt = netdev_refcnt_read(dev);
- if (time_after(jiffies, warning_time + 10 * HZ)) {
+ if (refcnt && time_after(jiffies, warning_time + 10 * HZ)) {
pr_emerg("unregister_netdevice: waiting for %s to become free. Usage count = %d\n",
dev->name, refcnt);
warning_time = jiffies;
diff --git a/net/core/dev_addr_lists.c b/net/core/dev_addr_lists.c
index a6723b306717..6393ba930097 100644
--- a/net/core/dev_addr_lists.c
+++ b/net/core/dev_addr_lists.c
@@ -1,14 +1,10 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* net/core/dev_addr_lists.c - Functions for handling net device lists
* Copyright (c) 2010 Jiri Pirko <jpirko@redhat.com>
*
* This file contains functions for working with unicast, multicast and device
* addresses lists.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
*/
#include <linux/netdevice.h>
diff --git a/net/core/devlink.c b/net/core/devlink.c
index d43bc52b8840..132f4b757963 100644
--- a/net/core/devlink.c
+++ b/net/core/devlink.c
@@ -1,14 +1,10 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* net/core/devlink.c - Network physical/parent device Netlink interface
*
* Heavily inspired by net/wireless/
* Copyright (c) 2016 Mellanox Technologies. All rights reserved.
* Copyright (c) 2016 Jiri Pirko <jiri@mellanox.com>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
*/
#include <linux/kernel.h>
diff --git a/net/core/drop_monitor.c b/net/core/drop_monitor.c
index d4ce0542acfa..4ea4347f5062 100644
--- a/net/core/drop_monitor.c
+++ b/net/core/drop_monitor.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Monitoring code for network dropped packet alerts
*
diff --git a/net/core/dst.c b/net/core/dst.c
index 1f13d90cd0e4..e46366228eaf 100644
--- a/net/core/dst.c
+++ b/net/core/dst.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* net/core/dst.c Protocol independent destination cache.
*
diff --git a/net/core/dst_cache.c b/net/core/dst_cache.c
index 64cef977484a..be74ab4551c2 100644
--- a/net/core/dst_cache.c
+++ b/net/core/dst_cache.c
@@ -1,12 +1,8 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* net/core/dst_cache.c - dst entry cache
*
* Copyright (c) 2016 Paolo Abeni <pabeni@redhat.com>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
*/
#include <linux/kernel.h>
diff --git a/net/core/ethtool.c b/net/core/ethtool.c
index 4a593853cbf2..4d1011b2e24f 100644
--- a/net/core/ethtool.c
+++ b/net/core/ethtool.c
@@ -1,14 +1,10 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* net/core/ethtool.c - Ethtool ioctl handler
* Copyright (c) 2003 Matthew Wilcox <matthew@wil.cx>
*
* This file is where we call all the ethtool_ops commands to get
* the information ethtool needs.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
*/
#include <linux/module.h>
@@ -1359,13 +1355,16 @@ static int ethtool_get_regs(struct net_device *dev, char __user *useraddr)
if (!regbuf)
return -ENOMEM;
+ if (regs.len < reglen)
+ reglen = regs.len;
+
ops->get_regs(dev, &regs, regbuf);
ret = -EFAULT;
if (copy_to_user(useraddr, &regs, sizeof(regs)))
goto out;
useraddr += offsetof(struct ethtool_regs, data);
- if (regbuf && copy_to_user(useraddr, regbuf, regs.len))
+ if (copy_to_user(useraddr, regbuf, reglen))
goto out;
ret = 0;
@@ -3010,21 +3009,30 @@ ethtool_rx_flow_rule_create(const struct ethtool_rx_flow_spec_input *input)
const struct ethtool_flow_ext *ext_h_spec = &fs->h_ext;
const struct ethtool_flow_ext *ext_m_spec = &fs->m_ext;
- if (ext_m_spec->vlan_etype &&
- ext_m_spec->vlan_tci) {
+ if (ext_m_spec->vlan_etype) {
match->key.vlan.vlan_tpid = ext_h_spec->vlan_etype;
match->mask.vlan.vlan_tpid = ext_m_spec->vlan_etype;
+ }
+ if (ext_m_spec->vlan_tci) {
match->key.vlan.vlan_id =
ntohs(ext_h_spec->vlan_tci) & 0x0fff;
match->mask.vlan.vlan_id =
ntohs(ext_m_spec->vlan_tci) & 0x0fff;
+ match->key.vlan.vlan_dei =
+ !!(ext_h_spec->vlan_tci & htons(0x1000));
+ match->mask.vlan.vlan_dei =
+ !!(ext_m_spec->vlan_tci & htons(0x1000));
+
match->key.vlan.vlan_priority =
(ntohs(ext_h_spec->vlan_tci) & 0xe000) >> 13;
match->mask.vlan.vlan_priority =
(ntohs(ext_m_spec->vlan_tci) & 0xe000) >> 13;
+ }
+ if (ext_m_spec->vlan_etype ||
+ ext_m_spec->vlan_tci) {
match->dissector.used_keys |=
BIT(FLOW_DISSECTOR_KEY_VLAN);
match->dissector.offset[FLOW_DISSECTOR_KEY_VLAN] =
diff --git a/net/core/fib_rules.c b/net/core/fib_rules.c
index 43f0115cce9c..dd220ce7ca7a 100644
--- a/net/core/fib_rules.c
+++ b/net/core/fib_rules.c
@@ -1,10 +1,7 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* net/core/fib_rules.c Generic Routing Rules
*
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation, version 2.
- *
* Authors: Thomas Graf <tgraf@suug.ch>
*/
@@ -757,9 +754,9 @@ int fib_nl_newrule(struct sk_buff *skb, struct nlmsghdr *nlh,
if (err)
goto errout;
- if (rule_exists(ops, frh, tb, rule)) {
- if (nlh->nlmsg_flags & NLM_F_EXCL)
- err = -EEXIST;
+ if ((nlh->nlmsg_flags & NLM_F_EXCL) &&
+ rule_exists(ops, frh, tb, rule)) {
+ err = -EEXIST;
goto errout_free;
}
diff --git a/net/core/filter.c b/net/core/filter.c
index 55bfc941d17a..f615e42cf4ef 100644
--- a/net/core/filter.c
+++ b/net/core/filter.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Linux Socket Filter - Kernel level socket filtering
*
@@ -12,11 +13,6 @@
* Alexei Starovoitov <ast@plumgrid.com>
* Daniel Borkmann <dborkman@redhat.com>
*
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
- *
* Andi Kleen - Fix a few bad bugs and races.
* Kris Katterjohn - Added many additional checks in bpf_check_classic()
*/
@@ -5304,7 +5300,13 @@ __bpf_skc_lookup(struct sk_buff *skb, struct bpf_sock_tuple *tuple, u32 len,
struct net *net;
int sdif;
- family = len == sizeof(tuple->ipv4) ? AF_INET : AF_INET6;
+ if (len == sizeof(tuple->ipv4))
+ family = AF_INET;
+ else if (len == sizeof(tuple->ipv6))
+ family = AF_INET6;
+ else
+ return NULL;
+
if (unlikely(family == AF_UNSPEC || flags ||
!((s32)netns_id < 0 || netns_id <= S32_MAX)))
goto out;
@@ -5337,8 +5339,14 @@ __bpf_sk_lookup(struct sk_buff *skb, struct bpf_sock_tuple *tuple, u32 len,
struct sock *sk = __bpf_skc_lookup(skb, tuple, len, caller_net,
ifindex, proto, netns_id, flags);
- if (sk)
+ if (sk) {
sk = sk_to_full_sk(sk);
+ if (!sk_fullsock(sk)) {
+ if (!sock_flag(sk, SOCK_RCU_FREE))
+ sock_gen_put(sk);
+ return NULL;
+ }
+ }
return sk;
}
@@ -5369,8 +5377,14 @@ bpf_sk_lookup(struct sk_buff *skb, struct bpf_sock_tuple *tuple, u32 len,
struct sock *sk = bpf_skc_lookup(skb, tuple, len, proto, netns_id,
flags);
- if (sk)
+ if (sk) {
sk = sk_to_full_sk(sk);
+ if (!sk_fullsock(sk)) {
+ if (!sock_flag(sk, SOCK_RCU_FREE))
+ sock_gen_put(sk);
+ return NULL;
+ }
+ }
return sk;
}
@@ -6730,6 +6744,7 @@ static bool sock_addr_is_valid_access(int off, int size,
case BPF_CGROUP_INET4_BIND:
case BPF_CGROUP_INET4_CONNECT:
case BPF_CGROUP_UDP4_SENDMSG:
+ case BPF_CGROUP_UDP4_RECVMSG:
break;
default:
return false;
@@ -6740,6 +6755,7 @@ static bool sock_addr_is_valid_access(int off, int size,
case BPF_CGROUP_INET6_BIND:
case BPF_CGROUP_INET6_CONNECT:
case BPF_CGROUP_UDP6_SENDMSG:
+ case BPF_CGROUP_UDP6_RECVMSG:
break;
default:
return false;
diff --git a/net/core/flow_dissector.c b/net/core/flow_dissector.c
index 548f39dde307..edd622956083 100644
--- a/net/core/flow_dissector.c
+++ b/net/core/flow_dissector.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
#include <linux/kernel.h>
#include <linux/skbuff.h>
#include <linux/export.h>
diff --git a/net/core/flow_offload.c b/net/core/flow_offload.c
index c3a00eac4804..5ce7d47a960e 100644
--- a/net/core/flow_offload.c
+++ b/net/core/flow_offload.c
@@ -54,6 +54,13 @@ void flow_rule_match_vlan(const struct flow_rule *rule,
}
EXPORT_SYMBOL(flow_rule_match_vlan);
+void flow_rule_match_cvlan(const struct flow_rule *rule,
+ struct flow_match_vlan *out)
+{
+ FLOW_DISSECTOR_MATCH(rule, FLOW_DISSECTOR_KEY_CVLAN, out);
+}
+EXPORT_SYMBOL(flow_rule_match_cvlan);
+
void flow_rule_match_ipv4_addrs(const struct flow_rule *rule,
struct flow_match_ipv4_addrs *out)
{
diff --git a/net/core/gen_estimator.c b/net/core/gen_estimator.c
index e4e442d70c2d..bfe7bdd4c340 100644
--- a/net/core/gen_estimator.c
+++ b/net/core/gen_estimator.c
@@ -1,11 +1,7 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* net/sched/gen_estimator.c Simple rate estimator.
*
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
- *
* Authors: Alexey Kuznetsov, <kuznet@ms2.inr.ac.ru>
* Eric Dumazet <edumazet@google.com>
*
diff --git a/net/core/gen_stats.c b/net/core/gen_stats.c
index 9bf1b9ad1780..36888f5e09eb 100644
--- a/net/core/gen_stats.c
+++ b/net/core/gen_stats.c
@@ -1,11 +1,7 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* net/core/gen_stats.c
*
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
- *
* Authors: Thomas Graf <tgraf@suug.ch>
* Jamal Hadi Salim
* Alexey Kuznetsov, <kuznet@ms2.inr.ac.ru>
diff --git a/net/core/hwbm.c b/net/core/hwbm.c
index 2cab489ae62e..fd822ca5a245 100644
--- a/net/core/hwbm.c
+++ b/net/core/hwbm.c
@@ -1,13 +1,9 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/* Support for hardware buffer manager.
*
* Copyright (C) 2016 Marvell
*
* Gregory CLEMENT <gregory.clement@free-electrons.com>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
*/
#include <linux/kernel.h>
#include <linux/printk.h>
diff --git a/net/core/link_watch.c b/net/core/link_watch.c
index 7f51efb2b3ab..04fdc9535772 100644
--- a/net/core/link_watch.c
+++ b/net/core/link_watch.c
@@ -1,14 +1,9 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Linux network device link state notification
*
* Author:
* Stefan Rompf <sux@loplof.de>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
- *
*/
#include <linux/module.h>
diff --git a/net/core/lwt_bpf.c b/net/core/lwt_bpf.c
index 1c94f529f4a1..f93785e5833c 100644
--- a/net/core/lwt_bpf.c
+++ b/net/core/lwt_bpf.c
@@ -1,13 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
/* Copyright (c) 2016 Thomas Graf <tgraf@tgraf.ch>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of version 2 of the GNU General Public
- * License as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
*/
#include <linux/kernel.h>
diff --git a/net/core/lwtunnel.c b/net/core/lwtunnel.c
index 69e249fbc02f..2f9c0de533c7 100644
--- a/net/core/lwtunnel.c
+++ b/net/core/lwtunnel.c
@@ -1,13 +1,8 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* lwtunnel Infrastructure for light weight tunnels like mpls
*
* Authors: Roopa Prabhu, <roopa@cumulusnetworks.com>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
- *
*/
#include <linux/capability.h>
diff --git a/net/core/neighbour.c b/net/core/neighbour.c
index dfa871061f14..9e7fc929bc50 100644
--- a/net/core/neighbour.c
+++ b/net/core/neighbour.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Generic address resolution entity
*
@@ -5,11 +6,6 @@
* Pedro Roque <roque@di.fc.ul.pt>
* Alexey Kuznetsov <kuznet@ms2.inr.ac.ru>
*
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
- *
* Fixes:
* Vitaly E. Lavrov releasing NULL neighbor in neigh_add.
* Harald Welte Add neighbour cache statistics like rtstat
@@ -3207,6 +3203,7 @@ static void *neigh_get_idx_any(struct seq_file *seq, loff_t *pos)
}
void *neigh_seq_start(struct seq_file *seq, loff_t *pos, struct neigh_table *tbl, unsigned int neigh_seq_flags)
+ __acquires(tbl->lock)
__acquires(rcu_bh)
{
struct neigh_seq_state *state = seq->private;
@@ -3217,6 +3214,7 @@ void *neigh_seq_start(struct seq_file *seq, loff_t *pos, struct neigh_table *tbl
rcu_read_lock_bh();
state->nht = rcu_dereference_bh(tbl->nht);
+ read_lock(&tbl->lock);
return *pos ? neigh_get_idx_any(seq, pos) : SEQ_START_TOKEN;
}
@@ -3250,8 +3248,13 @@ out:
EXPORT_SYMBOL(neigh_seq_next);
void neigh_seq_stop(struct seq_file *seq, void *v)
+ __releases(tbl->lock)
__releases(rcu_bh)
{
+ struct neigh_seq_state *state = seq->private;
+ struct neigh_table *tbl = state->tbl;
+
+ read_unlock(&tbl->lock);
rcu_read_unlock_bh();
}
EXPORT_SYMBOL(neigh_seq_stop);
diff --git a/net/core/net-sysfs.c b/net/core/net-sysfs.c
index d9c4360257ce..865ba6ca16eb 100644
--- a/net/core/net-sysfs.c
+++ b/net/core/net-sysfs.c
@@ -1,12 +1,8 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* net-sysfs.c - network device class and attributes
*
* Copyright (c) 2003 Stephen Hemminger <shemminger@osdl.org>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
*/
#include <linux/capability.h>
diff --git a/net/core/net_namespace.c b/net/core/net_namespace.c
index 88e603b85ed2..f7b6dda798e0 100644
--- a/net/core/net_namespace.c
+++ b/net/core/net_namespace.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
#include <linux/workqueue.h>
diff --git a/net/core/netclassid_cgroup.c b/net/core/netclassid_cgroup.c
index 7bf833598615..0642f91c4038 100644
--- a/net/core/netclassid_cgroup.c
+++ b/net/core/netclassid_cgroup.c
@@ -1,11 +1,7 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* net/core/netclassid_cgroup.c Classid Cgroupfs Handling
*
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
- *
* Authors: Thomas Graf <tgraf@suug.ch>
*/
diff --git a/net/core/netevent.c b/net/core/netevent.c
index 8b3bc4fac613..d76ed7739c70 100644
--- a/net/core/netevent.c
+++ b/net/core/netevent.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Network event notifiers
*
@@ -5,11 +6,6 @@
* Tom Tucker <tom@opengridcomputing.com>
* Steve Wise <swise@opengridcomputing.com>
*
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
- *
* Fixes:
*/
diff --git a/net/core/netpoll.c b/net/core/netpoll.c
index a0f05416657b..dd8b1a460d64 100644
--- a/net/core/netpoll.c
+++ b/net/core/netpoll.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Common framework for low-level network console, dump, and debugger code
*
diff --git a/net/core/netprio_cgroup.c b/net/core/netprio_cgroup.c
index 7e3d0d99dfae..256b7954b720 100644
--- a/net/core/netprio_cgroup.c
+++ b/net/core/netprio_cgroup.c
@@ -1,11 +1,7 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* net/core/netprio_cgroup.c Priority Control Group
*
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
- *
* Authors: Neil Horman <nhorman@tuxdriver.com>
*/
diff --git a/net/core/pktgen.c b/net/core/pktgen.c
index 319ad5490fb3..f975c5e2a369 100644
--- a/net/core/pktgen.c
+++ b/net/core/pktgen.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Authors:
* Copyright 2001, 2002 by Robert Olsson <robert.olsson@its.uu.se>
@@ -8,12 +9,6 @@
* Ben Greear <greearb@candelatech.com>
* Jens Låås <jens.laas@data.slu.se>
*
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
- *
- *
* A tool for loading the network with preconfigurated packets.
* The tool is implemented as a linux module. Parameters are output
* device, delay (to hard_xmit), number of packets, and whether
@@ -60,7 +55,6 @@
*
* Integrated to 2.5.x 021029 --Lucio Maciel (luciomaciel@zipmail.com.br)
*
- *
* 021124 Finished major redesign and rewrite for new functionality.
* See Documentation/networking/pktgen.txt for how to use this.
*
@@ -114,7 +108,6 @@
*
* Fixed src_mac command to set source mac of packet to value specified in
* command by Adit Ranadive <adit.262@gmail.com>
- *
*/
#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
@@ -3066,7 +3059,13 @@ static int pktgen_wait_thread_run(struct pktgen_thread *t)
{
while (thread_is_running(t)) {
+ /* note: 't' will still be around even after the unlock/lock
+ * cycle because pktgen_thread threads are only cleared at
+ * net exit
+ */
+ mutex_unlock(&pktgen_thread_lock);
msleep_interruptible(100);
+ mutex_lock(&pktgen_thread_lock);
if (signal_pending(current))
goto signal;
@@ -3081,6 +3080,10 @@ static int pktgen_wait_all_threads_run(struct pktgen_net *pn)
struct pktgen_thread *t;
int sig = 1;
+ /* prevent from racing with rmmod */
+ if (!try_module_get(THIS_MODULE))
+ return sig;
+
mutex_lock(&pktgen_thread_lock);
list_for_each_entry(t, &pn->pktgen_threads, th_list) {
@@ -3094,6 +3097,7 @@ static int pktgen_wait_all_threads_run(struct pktgen_net *pn)
t->control |= (T_STOP);
mutex_unlock(&pktgen_thread_lock);
+ module_put(THIS_MODULE);
return sig;
}
diff --git a/net/core/ptp_classifier.c b/net/core/ptp_classifier.c
index 7109c168b5e0..d964a5147f22 100644
--- a/net/core/ptp_classifier.c
+++ b/net/core/ptp_classifier.c
@@ -1,13 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only
/* PTP classifier
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of version 2 of the GNU General Public
- * License as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
*/
/* The below program is the bpf_asm (tools/net/) representation of
diff --git a/net/core/request_sock.c b/net/core/request_sock.c
index 9b8727c67b58..c9bb00008528 100644
--- a/net/core/request_sock.c
+++ b/net/core/request_sock.c
@@ -1,14 +1,10 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* NET Generic infrastructure for Network protocols.
*
* Authors: Arnaldo Carvalho de Melo <acme@conectiva.com.br>
*
* From code originally in include/net/tcp.h
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
*/
#include <linux/module.h>
diff --git a/net/core/rtnetlink.c b/net/core/rtnetlink.c
index 2bd12afb9297..cec60583931f 100644
--- a/net/core/rtnetlink.c
+++ b/net/core/rtnetlink.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* INET An implementation of the TCP/IP protocol suite for the LINUX
* operating system. INET is implemented using the BSD Socket
@@ -7,11 +8,6 @@
*
* Authors: Alexey Kuznetsov, <kuznet@ms2.inr.ac.ru>
*
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
- *
* Fixes:
* Vitaly E. Lavrov RTA_OK arithmetics was wrong.
*/
@@ -1496,14 +1492,15 @@ static int put_master_ifindex(struct sk_buff *skb, struct net_device *dev)
return ret;
}
-static int nla_put_iflink(struct sk_buff *skb, const struct net_device *dev)
+static int nla_put_iflink(struct sk_buff *skb, const struct net_device *dev,
+ bool force)
{
int ifindex = dev_get_iflink(dev);
- if (dev->ifindex == ifindex)
- return 0;
+ if (force || dev->ifindex != ifindex)
+ return nla_put_u32(skb, IFLA_LINK, ifindex);
- return nla_put_u32(skb, IFLA_LINK, ifindex);
+ return 0;
}
static noinline_for_stack int nla_put_ifalias(struct sk_buff *skb,
@@ -1520,6 +1517,8 @@ static int rtnl_fill_link_netnsid(struct sk_buff *skb,
const struct net_device *dev,
struct net *src_net)
{
+ bool put_iflink = false;
+
if (dev->rtnl_link_ops && dev->rtnl_link_ops->get_link_net) {
struct net *link_net = dev->rtnl_link_ops->get_link_net(dev);
@@ -1528,10 +1527,12 @@ static int rtnl_fill_link_netnsid(struct sk_buff *skb,
if (nla_put_s32(skb, IFLA_LINK_NETNSID, id))
return -EMSGSIZE;
+
+ put_iflink = true;
}
}
- return 0;
+ return nla_put_iflink(skb, dev, put_iflink);
}
static int rtnl_fill_link_af(struct sk_buff *skb,
@@ -1617,7 +1618,6 @@ static int rtnl_fill_ifinfo(struct sk_buff *skb,
#ifdef CONFIG_RPS
nla_put_u32(skb, IFLA_NUM_RX_QUEUES, dev->num_rx_queues) ||
#endif
- nla_put_iflink(skb, dev) ||
put_master_ifindex(skb, dev) ||
nla_put_u8(skb, IFLA_CARRIER, netif_carrier_ok(dev)) ||
(dev->qdisc &&
diff --git a/net/core/scm.c b/net/core/scm.c
index 52ef219cf6df..31a38239c92f 100644
--- a/net/core/scm.c
+++ b/net/core/scm.c
@@ -1,12 +1,8 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/* scm.c - Socket level control messages processing.
*
* Author: Alexey Kuznetsov, <kuznet@ms2.inr.ac.ru>
* Alignment and value checking mods by Craig Metz
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
*/
#include <linux/module.h>
diff --git a/net/core/secure_seq.c b/net/core/secure_seq.c
index af6ad467ed61..7b6b1d2c3d10 100644
--- a/net/core/secure_seq.c
+++ b/net/core/secure_seq.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (C) 2016 Jason A. Donenfeld <Jason@zx2c4.com>. All Rights Reserved.
*/
diff --git a/net/core/skbuff.c b/net/core/skbuff.c
index e89be6282693..c8cd99c3603f 100644
--- a/net/core/skbuff.c
+++ b/net/core/skbuff.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Routines having to do with the 'struct sk_buff' memory handlers.
*
@@ -25,11 +26,6 @@
* disabled, or you better be *real* sure that the operation is atomic
* with respect to whatever list is being frobbed (e.g. via lock_sock()
* or via disabling bottom half handlers, etc).
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
*/
/*
@@ -1036,7 +1032,11 @@ struct ubuf_info *sock_zerocopy_realloc(struct sock *sk, size_t size,
uarg->len++;
uarg->bytelen = bytelen;
atomic_set(&sk->sk_zckey, ++next);
- sock_zerocopy_get(uarg);
+
+ /* no extra ref when appending to datagram (MSG_MORE) */
+ if (sk->sk_type == SOCK_STREAM)
+ sock_zerocopy_get(uarg);
+
return uarg;
}
}
@@ -2337,6 +2337,7 @@ do_frag_list:
kv.iov_base = skb->data + offset;
kv.iov_len = slen;
memset(&msg, 0, sizeof(msg));
+ msg.msg_flags = MSG_DONTWAIT;
ret = kernel_sendmsg_locked(sk, &msg, &kv, 1, slen);
if (ret <= 0)
diff --git a/net/core/skmsg.c b/net/core/skmsg.c
index cc94d921476c..93bffaad2135 100644
--- a/net/core/skmsg.c
+++ b/net/core/skmsg.c
@@ -411,6 +411,7 @@ static int sk_psock_skb_ingress(struct sk_psock *psock, struct sk_buff *skb)
sk_mem_charge(sk, skb->len);
copied = skb->len;
msg->sg.start = 0;
+ msg->sg.size = copied;
msg->sg.end = num_sge == MAX_MSG_FRAGS ? 0 : num_sge;
msg->skb = skb;
@@ -554,8 +555,10 @@ static void sk_psock_destroy_deferred(struct work_struct *gc)
struct sk_psock *psock = container_of(gc, struct sk_psock, gc);
/* No sk_callback_lock since already detached. */
- strp_stop(&psock->parser.strp);
- strp_done(&psock->parser.strp);
+
+ /* Parser has been stopped */
+ if (psock->progs.skb_parser)
+ strp_done(&psock->parser.strp);
cancel_work_sync(&psock->work);
diff --git a/net/core/sock.c b/net/core/sock.c
index 75b1c950b49f..aa4a00d381e3 100644
--- a/net/core/sock.c
+++ b/net/core/sock.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* INET An implementation of the TCP/IP protocol suite for the LINUX
* operating system. INET is implemented using the BSD Socket
@@ -6,7 +7,6 @@
* Generic socket support routines. Memory allocators, socket lock/release
* handler for protocols to use and generic option handler.
*
- *
* Authors: Ross Biro
* Fred N. van Kempen, <waltje@uWalt.NL.Mugnet.ORG>
* Florian La Roche, <flla@stud.uni-sb.de>
@@ -81,12 +81,6 @@
* Arnaldo C. Melo : cleanups, use skb_queue_purge
*
* To Fix:
- *
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
*/
#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
@@ -1483,9 +1477,6 @@ int sock_getsockopt(struct socket *sock, int level, int optname,
{
u32 meminfo[SK_MEMINFO_VARS];
- if (get_user(len, optlen))
- return -EFAULT;
-
sk_get_meminfo(sk, meminfo);
len = min_t(unsigned int, len, sizeof(meminfo));
@@ -1856,6 +1847,9 @@ struct sock *sk_clone_lock(const struct sock *sk, const gfp_t priority)
goto out;
}
RCU_INIT_POINTER(newsk->sk_reuseport_cb, NULL);
+#ifdef CONFIG_BPF_SYSCALL
+ RCU_INIT_POINTER(newsk->sk_bpf_storage, NULL);
+#endif
newsk->sk_err = 0;
newsk->sk_err_soft = 0;
@@ -2326,6 +2320,7 @@ static void sk_leave_memory_pressure(struct sock *sk)
/* On 32bit arches, an skb frag is limited to 2^15 */
#define SKB_FRAG_PAGE_ORDER get_order(32768)
+DEFINE_STATIC_KEY_FALSE(net_high_order_alloc_disable_key);
/**
* skb_page_frag_refill - check that a page_frag contains enough room
@@ -2350,7 +2345,8 @@ bool skb_page_frag_refill(unsigned int sz, struct page_frag *pfrag, gfp_t gfp)
}
pfrag->offset = 0;
- if (SKB_FRAG_PAGE_ORDER) {
+ if (SKB_FRAG_PAGE_ORDER &&
+ !static_branch_unlikely(&net_high_order_alloc_disable_key)) {
/* Avoid direct reclaim but allow kswapd to wake */
pfrag->page = alloc_pages((gfp & ~__GFP_DIRECT_RECLAIM) |
__GFP_COMP | __GFP_NOWARN |
diff --git a/net/core/sysctl_net_core.c b/net/core/sysctl_net_core.c
index 1a2685694abd..f9204719aeee 100644
--- a/net/core/sysctl_net_core.c
+++ b/net/core/sysctl_net_core.c
@@ -562,6 +562,13 @@ static struct ctl_table net_core_table[] = {
.extra1 = &zero,
.extra2 = &two,
},
+ {
+ .procname = "high_order_alloc_disable",
+ .data = &net_high_order_alloc_disable_key.key,
+ .maxlen = sizeof(net_high_order_alloc_disable_key),
+ .mode = 0644,
+ .proc_handler = proc_do_static_key,
+ },
{ }
};
diff --git a/net/core/timestamping.c b/net/core/timestamping.c
index 42689d5c468c..7911235706a9 100644
--- a/net/core/timestamping.c
+++ b/net/core/timestamping.c
@@ -1,21 +1,8 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* PTP 1588 clock support - support for timestamping in PHY devices
*
* Copyright (C) 2010 OMICRON electronics GmbH
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include <linux/errqueue.h>
#include <linux/phy.h>
diff --git a/net/core/utils.c b/net/core/utils.c
index 2a597ac7808e..6b6e51db9f3b 100644
--- a/net/core/utils.c
+++ b/net/core/utils.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Generic address resultion entity
*
@@ -7,11 +8,6 @@
* in{4,6}_pton YOSHIFUJI Hideaki, Copyright (C)2006 USAGI/WIDE Project
*
* Created by Alexey Kuznetsov <kuznet@ms2.inr.ac.ru>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
*/
#include <linux/module.h>
diff --git a/net/core/xdp.c b/net/core/xdp.c
index 4b2b194f4f1f..8aab08b131d9 100644
--- a/net/core/xdp.c
+++ b/net/core/xdp.c
@@ -1,7 +1,7 @@
+// SPDX-License-Identifier: GPL-2.0-only
/* net/core/xdp.c
*
* Copyright (c) 2017 Jesper Dangaard Brouer, Red Hat Inc.
- * Released under terms in GPL version 2. See COPYING.
*/
#include <linux/bpf.h>
#include <linux/filter.h>
diff --git a/net/dcb/Kconfig b/net/dcb/Kconfig
index 4066d59c8de5..917e6e7b1cac 100644
--- a/net/dcb/Kconfig
+++ b/net/dcb/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0-only
config DCB
bool "Data Center Bridging support"
default n
diff --git a/net/dcb/Makefile b/net/dcb/Makefile
index c1282c9e64fa..3016e5a7716a 100644
--- a/net/dcb/Makefile
+++ b/net/dcb/Makefile
@@ -1 +1,2 @@
+# SPDX-License-Identifier: GPL-2.0-only
obj-$(CONFIG_DCB) += dcbnl.o dcbevent.o
diff --git a/net/dcb/dcbevent.c b/net/dcb/dcbevent.c
index a520d8004d89..8620564c2b0b 100644
--- a/net/dcb/dcbevent.c
+++ b/net/dcb/dcbevent.c
@@ -1,18 +1,7 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (c) 2010, Intel Corporation.
*
- * This program is free software; you can redistribute it and/or modify it
- * under the terms and conditions of the GNU General Public License,
- * version 2, as published by the Free Software Foundation.
- *
- * This program is distributed in the hope it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
- * more details.
- *
- * You should have received a copy of the GNU General Public License along with
- * this program; if not, see <http://www.gnu.org/licenses/>.
- *
* Author: John Fastabend <john.r.fastabend@intel.com>
*/
diff --git a/net/dcb/dcbnl.c b/net/dcb/dcbnl.c
index ceff9d22deea..d2a4553bcf39 100644
--- a/net/dcb/dcbnl.c
+++ b/net/dcb/dcbnl.c
@@ -1,18 +1,7 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (c) 2008-2011, Intel Corporation.
*
- * This program is free software; you can redistribute it and/or modify it
- * under the terms and conditions of the GNU General Public License,
- * version 2, as published by the Free Software Foundation.
- *
- * This program is distributed in the hope it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
- * more details.
- *
- * You should have received a copy of the GNU General Public License along with
- * this program; if not, see <http://www.gnu.org/licenses/>.
- *
* Description: Data Center Bridging netlink interface
* Author: Lucy Liu <lucy.liu@intel.com>
*/
diff --git a/net/dccp/Kconfig b/net/dccp/Kconfig
index b270e84d9c13..f7c7495677b0 100644
--- a/net/dccp/Kconfig
+++ b/net/dccp/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0-only
menuconfig IP_DCCP
tristate "The DCCP Protocol"
depends on INET
diff --git a/net/dccp/ackvec.c b/net/dccp/ackvec.c
index 2a24f7d171a5..0a72510d5de1 100644
--- a/net/dccp/ackvec.c
+++ b/net/dccp/ackvec.c
@@ -1,13 +1,10 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* net/dccp/ackvec.c
*
* An implementation of Ack Vectors for the DCCP protocol
* Copyright (c) 2007 University of Aberdeen, Scotland, UK
* Copyright (c) 2005 Arnaldo Carvalho de Melo <acme@ghostprotocols.net>
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License as published by the
- * Free Software Foundation; version 2 of the License;
*/
#include "dccp.h"
#include <linux/kernel.h>
diff --git a/net/dccp/ackvec.h b/net/dccp/ackvec.h
index 3284bfa988c0..d2c4220fb377 100644
--- a/net/dccp/ackvec.h
+++ b/net/dccp/ackvec.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
#ifndef _ACKVEC_H
#define _ACKVEC_H
/*
@@ -6,9 +7,6 @@
* An implementation of Ack Vectors for the DCCP protocol
* Copyright (c) 2007 University of Aberdeen, Scotland, UK
* Copyright (c) 2005 Arnaldo Carvalho de Melo <acme@mandriva.com>
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
*/
#include <linux/dccp.h>
diff --git a/net/dccp/ccid.c b/net/dccp/ccid.c
index 90f77d08cc37..1e9bb121ba72 100644
--- a/net/dccp/ccid.c
+++ b/net/dccp/ccid.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* net/dccp/ccid.c
*
@@ -5,10 +6,6 @@
* Arnaldo Carvalho de Melo <acme@conectiva.com.br>
*
* CCID infrastructure
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
*/
#include <linux/slab.h>
diff --git a/net/dccp/ccid.h b/net/dccp/ccid.h
index baaaeb2b2c42..70f88f2b4456 100644
--- a/net/dccp/ccid.h
+++ b/net/dccp/ccid.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
#ifndef _CCID_H
#define _CCID_H
/*
@@ -7,10 +8,6 @@
* Arnaldo Carvalho de Melo <acme@conectiva.com.br>
*
* CCID infrastructure
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
*/
#include <net/sock.h>
diff --git a/net/dccp/ccids/Kconfig b/net/dccp/ccids/Kconfig
index 8ba3fc9d6d16..4a358e6847a8 100644
--- a/net/dccp/ccids/Kconfig
+++ b/net/dccp/ccids/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0-only
menu "DCCP CCIDs Configuration"
config IP_DCCP_CCID2_DEBUG
diff --git a/net/dccp/ccids/ccid2.c b/net/dccp/ccids/ccid2.c
index 842a9c7c73a3..3da1f77bd039 100644
--- a/net/dccp/ccids/ccid2.c
+++ b/net/dccp/ccids/ccid2.c
@@ -1,23 +1,10 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Copyright (c) 2005, 2006 Andrea Bittau <a.bittau@cs.ucl.ac.uk>
*
* Changes to meet Linux coding standards, and DCCP infrastructure fixes.
*
* Copyright (c) 2006 Arnaldo Carvalho de Melo <acme@conectiva.com.br>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
/*
diff --git a/net/dccp/ccids/ccid2.h b/net/dccp/ccids/ccid2.h
index 1af0116dc6ce..330c7b4ec001 100644
--- a/net/dccp/ccids/ccid2.h
+++ b/net/dccp/ccids/ccid2.h
@@ -1,19 +1,6 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
* Copyright (c) 2005 Andrea Bittau <a.bittau@cs.ucl.ac.uk>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#ifndef _DCCP_CCID2_H_
#define _DCCP_CCID2_H_
diff --git a/net/dccp/ccids/ccid3.c b/net/dccp/ccids/ccid3.c
index 12877a1514e7..9ef9bee9610f 100644
--- a/net/dccp/ccids/ccid3.c
+++ b/net/dccp/ccids/ccid3.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Copyright (c) 2007 The University of Aberdeen, Scotland, UK
* Copyright (c) 2005-7 The University of Waikato, Hamilton, New Zealand.
@@ -17,20 +18,6 @@
* Arnaldo Carvalho de Melo <acme@conectiva.com.br>.
*
* Copyright (c) 2005 Arnaldo Carvalho de Melo <acme@conectiva.com.br>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include "../dccp.h"
#include "ccid3.h"
diff --git a/net/dccp/ccids/ccid3.h b/net/dccp/ccids/ccid3.h
index 813d91c6e1e2..081c195e7f7d 100644
--- a/net/dccp/ccids/ccid3.h
+++ b/net/dccp/ccids/ccid3.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
* Copyright (c) 2005-7 The University of Waikato, Hamilton, New Zealand.
* Copyright (c) 2007 The University of Aberdeen, Scotland, UK
@@ -17,20 +18,6 @@
* Arnaldo Carvalho de Melo <acme@conectiva.com.br>.
*
* Copyright (c) 2005 Arnaldo Carvalho de Melo <acme@conectiva.com.br>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#ifndef _DCCP_CCID3_H_
#define _DCCP_CCID3_H_
diff --git a/net/dccp/ccids/lib/loss_interval.c b/net/dccp/ccids/lib/loss_interval.c
index 57f9fd78c4df..67abad695e66 100644
--- a/net/dccp/ccids/lib/loss_interval.c
+++ b/net/dccp/ccids/lib/loss_interval.c
@@ -1,13 +1,9 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Copyright (c) 2007 The University of Aberdeen, Scotland, UK
* Copyright (c) 2005-7 The University of Waikato, Hamilton, New Zealand.
* Copyright (c) 2005-7 Ian McDonald <ian.mcdonald@jandi.co.nz>
* Copyright (c) 2005 Arnaldo Carvalho de Melo <acme@conectiva.com.br>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
*/
#include <net/sock.h>
#include "tfrc.h"
diff --git a/net/dccp/ccids/lib/loss_interval.h b/net/dccp/ccids/lib/loss_interval.h
index 57f631a86ccd..c3d95f85e43b 100644
--- a/net/dccp/ccids/lib/loss_interval.h
+++ b/net/dccp/ccids/lib/loss_interval.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
#ifndef _DCCP_LI_HIST_
#define _DCCP_LI_HIST_
/*
@@ -5,11 +6,6 @@
* Copyright (c) 2005-7 The University of Waikato, Hamilton, New Zealand.
* Copyright (c) 2005-7 Ian McDonald <ian.mcdonald@jandi.co.nz>
* Copyright (c) 2005 Arnaldo Carvalho de Melo <acme@conectiva.com.br>
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License as published by the Free
- * Software Foundation; either version 2 of the License, or (at your option)
- * any later version.
*/
#include <linux/ktime.h>
#include <linux/list.h>
diff --git a/net/dccp/ccids/lib/packet_history.c b/net/dccp/ccids/lib/packet_history.c
index 876e18592d71..2d41bb036271 100644
--- a/net/dccp/ccids/lib/packet_history.c
+++ b/net/dccp/ccids/lib/packet_history.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Copyright (c) 2007 The University of Aberdeen, Scotland, UK
* Copyright (c) 2005-7 The University of Waikato, Hamilton, New Zealand.
@@ -17,20 +18,6 @@
* Arnaldo Carvalho de Melo <acme@conectiva.com.br>.
*
* Copyright (c) 2005 Arnaldo Carvalho de Melo <acme@conectiva.com.br>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include <linux/string.h>
diff --git a/net/dccp/ccids/lib/packet_history.h b/net/dccp/ccids/lib/packet_history.h
index ee362b0b630d..a157d874840b 100644
--- a/net/dccp/ccids/lib/packet_history.h
+++ b/net/dccp/ccids/lib/packet_history.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
* Packet RX/TX history data structures and routines for TFRC-based protocols.
*
@@ -17,20 +18,6 @@
* Arnaldo Carvalho de Melo <acme@conectiva.com.br>.
*
* Copyright (c) 2005 Arnaldo Carvalho de Melo <acme@conectiva.com.br>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#ifndef _DCCP_PKT_HIST_
diff --git a/net/dccp/ccids/lib/tfrc.h b/net/dccp/ccids/lib/tfrc.h
index 40ee7d62b652..0a63e8750cc5 100644
--- a/net/dccp/ccids/lib/tfrc.h
+++ b/net/dccp/ccids/lib/tfrc.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
#ifndef _TFRC_H_
#define _TFRC_H_
/*
@@ -6,11 +7,6 @@
* Copyright (c) 2005-6 Ian McDonald <ian.mcdonald@jandi.co.nz>
* Copyright (c) 2005 Arnaldo Carvalho de Melo <acme@conectiva.com.br>
* Copyright (c) 2003 Nils-Erik Mattsson, Joacim Haggmark, Magnus Erixzon
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
*/
#include <linux/types.h>
#include <linux/math64.h>
diff --git a/net/dccp/ccids/lib/tfrc_equation.c b/net/dccp/ccids/lib/tfrc_equation.c
index 88ef98285bec..e2a337fa9ff7 100644
--- a/net/dccp/ccids/lib/tfrc_equation.c
+++ b/net/dccp/ccids/lib/tfrc_equation.c
@@ -1,13 +1,9 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Copyright (c) 2005 The University of Waikato, Hamilton, New Zealand.
* Copyright (c) 2005 Ian McDonald <ian.mcdonald@jandi.co.nz>
* Copyright (c) 2005 Arnaldo Carvalho de Melo <acme@conectiva.com.br>
* Copyright (c) 2003 Nils-Erik Mattsson, Joacim Haggmark, Magnus Erixzon
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
*/
#include <linux/module.h>
diff --git a/net/dccp/dccp.h b/net/dccp/dccp.h
index f91e3816806b..9c3b27c257bb 100644
--- a/net/dccp/dccp.h
+++ b/net/dccp/dccp.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
#ifndef _DCCP_H
#define _DCCP_H
/*
@@ -6,10 +7,6 @@
* An implementation of the DCCP protocol
* Copyright (c) 2005 Arnaldo Carvalho de Melo <acme@conectiva.com.br>
* Copyright (c) 2005-6 Ian McDonald <ian.mcdonald@jandi.co.nz>
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
*/
#include <linux/dccp.h>
diff --git a/net/dccp/diag.c b/net/dccp/diag.c
index 2d84303ea6bf..73ef73a218ff 100644
--- a/net/dccp/diag.c
+++ b/net/dccp/diag.c
@@ -1,12 +1,9 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* net/dccp/diag.c
*
* An implementation of the DCCP protocol
* Arnaldo Carvalho de Melo <acme@mandriva.com>
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
*/
diff --git a/net/dccp/feat.c b/net/dccp/feat.c
index db87d9f58019..9c3b5e056234 100644
--- a/net/dccp/feat.c
+++ b/net/dccp/feat.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* net/dccp/feat.c
*
@@ -7,7 +8,6 @@
* Rewrote from scratch, some bits from earlier code by
* Copyright (c) 2005 Andrea Bittau <a.bittau@cs.ucl.ac.uk>
*
- *
* ASSUMPTIONS
* -----------
* o Feature negotiation is coordinated with connection setup (as in TCP), wild
@@ -16,11 +16,6 @@
* o All currently known SP features have 1-byte quantities. If in the future
* extensions of RFCs 4340..42 define features with item lengths larger than
* one byte, a feature-specific extension of the code will be required.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
*/
#include <linux/module.h>
#include <linux/slab.h>
diff --git a/net/dccp/feat.h b/net/dccp/feat.h
index 0e75cebb2187..d76c9be5bfca 100644
--- a/net/dccp/feat.h
+++ b/net/dccp/feat.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
#ifndef _DCCP_FEAT_H
#define _DCCP_FEAT_H
/*
@@ -6,10 +7,6 @@
* Feature negotiation for the DCCP protocol (RFC 4340, section 6)
* Copyright (c) 2008 Gerrit Renker <gerrit@erg.abdn.ac.uk>
* Copyright (c) 2005 Andrea Bittau <a.bittau@cs.ucl.ac.uk>
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
*/
#include <linux/types.h>
#include "dccp.h"
diff --git a/net/dccp/input.c b/net/dccp/input.c
index 8d03707abdac..6dce68a55964 100644
--- a/net/dccp/input.c
+++ b/net/dccp/input.c
@@ -1,13 +1,9 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* net/dccp/input.c
*
* An implementation of the DCCP protocol
* Arnaldo Carvalho de Melo <acme@conectiva.com.br>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
*/
#include <linux/dccp.h>
diff --git a/net/dccp/ipv4.c b/net/dccp/ipv4.c
index 004535e4c070..b685bc82f8d0 100644
--- a/net/dccp/ipv4.c
+++ b/net/dccp/ipv4.c
@@ -1,13 +1,9 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* net/dccp/ipv4.c
*
* An implementation of the DCCP protocol
* Arnaldo Carvalho de Melo <acme@conectiva.com.br>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
*/
#include <linux/dccp.h>
diff --git a/net/dccp/ipv6.c b/net/dccp/ipv6.c
index c4e4d1301062..85c10c8f50bd 100644
--- a/net/dccp/ipv6.c
+++ b/net/dccp/ipv6.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* DCCP over IPv6
* Linux INET6 implementation
@@ -5,11 +6,6 @@
* Based on net/dccp6/ipv6.c
*
* Arnaldo Carvalho de Melo <acme@ghostprotocols.net>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
*/
#include <linux/module.h>
diff --git a/net/dccp/ipv6.h b/net/dccp/ipv6.h
index af259e15e7f0..7e4c2a3b322b 100644
--- a/net/dccp/ipv6.h
+++ b/net/dccp/ipv6.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
#ifndef _DCCP_IPV6_H
#define _DCCP_IPV6_H
/*
@@ -5,10 +6,6 @@
*
* An implementation of the DCCP protocol
* Copyright (c) 2005 Arnaldo Carvalho de Melo <acme@ghostprotocols.net>
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
*/
#include <linux/dccp.h>
diff --git a/net/dccp/minisocks.c b/net/dccp/minisocks.c
index ba6fc3c1186b..25187528c308 100644
--- a/net/dccp/minisocks.c
+++ b/net/dccp/minisocks.c
@@ -1,13 +1,9 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* net/dccp/minisocks.c
*
* An implementation of the DCCP protocol
* Arnaldo Carvalho de Melo <acme@conectiva.com.br>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
*/
#include <linux/dccp.h>
diff --git a/net/dccp/options.c b/net/dccp/options.c
index 4e40db017e19..3b42f5c6a63d 100644
--- a/net/dccp/options.c
+++ b/net/dccp/options.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* net/dccp/options.c
*
@@ -5,11 +6,6 @@
* Copyright (c) 2005 Aristeu Sergio Rozanski Filho <aris@cathedrallabs.org>
* Copyright (c) 2005 Arnaldo Carvalho de Melo <acme@ghostprotocols.net>
* Copyright (c) 2005 Ian McDonald <ian.mcdonald@jandi.co.nz>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
*/
#include <linux/dccp.h>
#include <linux/module.h>
diff --git a/net/dccp/output.c b/net/dccp/output.c
index 91a15b3c4915..6433187a5cc4 100644
--- a/net/dccp/output.c
+++ b/net/dccp/output.c
@@ -1,13 +1,9 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* net/dccp/output.c
*
* An implementation of the DCCP protocol
* Arnaldo Carvalho de Melo <acme@conectiva.com.br>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
*/
#include <linux/dccp.h>
diff --git a/net/dccp/proto.c b/net/dccp/proto.c
index 5dd85ec51bfe..5bad08dc4316 100644
--- a/net/dccp/proto.c
+++ b/net/dccp/proto.c
@@ -1,12 +1,9 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* net/dccp/proto.c
*
* An implementation of the DCCP protocol
* Arnaldo Carvalho de Melo <acme@conectiva.com.br>
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
*/
#include <linux/dccp.h>
diff --git a/net/dccp/qpolicy.c b/net/dccp/qpolicy.c
index 63c30bfa4703..db2448c33a62 100644
--- a/net/dccp/qpolicy.c
+++ b/net/dccp/qpolicy.c
@@ -1,13 +1,10 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* net/dccp/qpolicy.c
*
* Policy-based packet dequeueing interface for DCCP.
*
* Copyright (c) 2008 Tomasz Grobelny <tomasz@grobelny.oswiecenia.net>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License v2
- * as published by the Free Software Foundation.
*/
#include "dccp.h"
diff --git a/net/dccp/sysctl.c b/net/dccp/sysctl.c
index 53731e45403c..b59040f268a9 100644
--- a/net/dccp/sysctl.c
+++ b/net/dccp/sysctl.c
@@ -1,12 +1,9 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* net/dccp/sysctl.c
*
* An implementation of the DCCP protocol
* Arnaldo Carvalho de Melo <acme@mandriva.com>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License v2
- * as published by the Free Software Foundation.
*/
#include <linux/mm.h>
diff --git a/net/dccp/timer.c b/net/dccp/timer.c
index 74e138495d67..c0b3672637c4 100644
--- a/net/dccp/timer.c
+++ b/net/dccp/timer.c
@@ -1,13 +1,9 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* net/dccp/timer.c
*
* An implementation of the DCCP protocol
* Arnaldo Carvalho de Melo <acme@conectiva.com.br>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
*/
#include <linux/dccp.h>
diff --git a/net/decnet/Kconfig b/net/decnet/Kconfig
index dcc74956badd..0935453ccfd5 100644
--- a/net/decnet/Kconfig
+++ b/net/decnet/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0-only
#
# DECnet configuration
#
diff --git a/net/decnet/af_decnet.c b/net/decnet/af_decnet.c
index c1fa4785c4c2..0ea75286abf4 100644
--- a/net/decnet/af_decnet.c
+++ b/net/decnet/af_decnet.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* DECnet An implementation of the DECnet protocol suite for the LINUX
@@ -46,15 +47,6 @@
/******************************************************************************
(c) 1995-1998 E.M. Serrat emserrat@geocities.com
- This program is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 2 of the License, or
- any later version.
-
- This program is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
HISTORY:
diff --git a/net/decnet/dn_nsp_in.c b/net/decnet/dn_nsp_in.c
index 2fb5e055ba25..e4161e0c86aa 100644
--- a/net/decnet/dn_nsp_in.c
+++ b/net/decnet/dn_nsp_in.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* DECnet An implementation of the DECnet protocol suite for the LINUX
* operating system. DECnet is implemented using the BSD Socket
@@ -34,15 +35,6 @@
/******************************************************************************
(c) 1995-1998 E.M. Serrat emserrat@geocities.com
- This program is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 2 of the License, or
- any later version.
-
- This program is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
*******************************************************************************/
#include <linux/errno.h>
diff --git a/net/decnet/dn_nsp_out.c b/net/decnet/dn_nsp_out.c
index a1779de6bd9c..00f2ed721ec1 100644
--- a/net/decnet/dn_nsp_out.c
+++ b/net/decnet/dn_nsp_out.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* DECnet An implementation of the DECnet protocol suite for the LINUX
* operating system. DECnet is implemented using the BSD Socket
@@ -26,15 +27,6 @@
/******************************************************************************
(c) 1995-1998 E.M. Serrat emserrat@geocities.com
- This program is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 2 of the License, or
- any later version.
-
- This program is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
*******************************************************************************/
#include <linux/errno.h>
diff --git a/net/decnet/dn_route.c b/net/decnet/dn_route.c
index 664584763c36..aea918135ec3 100644
--- a/net/decnet/dn_route.c
+++ b/net/decnet/dn_route.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* DECnet An implementation of the DECnet protocol suite for the LINUX
* operating system. DECnet is implemented using the BSD Socket
@@ -44,15 +45,6 @@
/******************************************************************************
(c) 1995-1998 E.M. Serrat emserrat@geocities.com
- This program is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 2 of the License, or
- any later version.
-
- This program is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
*******************************************************************************/
#include <linux/errno.h>
diff --git a/net/decnet/netfilter/Kconfig b/net/decnet/netfilter/Kconfig
index 8d7c109d5109..14ec4ef95fab 100644
--- a/net/decnet/netfilter/Kconfig
+++ b/net/decnet/netfilter/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0-only
#
# DECnet netfilter configuration
#
diff --git a/net/decnet/netfilter/Makefile b/net/decnet/netfilter/Makefile
index b579e52130aa..429c84289d0f 100644
--- a/net/decnet/netfilter/Makefile
+++ b/net/decnet/netfilter/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0-only
#
# Makefile for DECnet netfilter modules
#
diff --git a/net/decnet/netfilter/dn_rtmsg.c b/net/decnet/netfilter/dn_rtmsg.c
index a4faacadd8a8..dc705769acc9 100644
--- a/net/decnet/netfilter/dn_rtmsg.c
+++ b/net/decnet/netfilter/dn_rtmsg.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* DECnet An implementation of the DECnet protocol suite for the LINUX
* operating system. DECnet is implemented using the BSD Socket
@@ -6,11 +7,8 @@
* DECnet Routing Message Grabulator
*
* (C) 2000 ChyGwyn Limited - http://www.chygwyn.com/
- * This code may be copied under the GPL v.2 or at your option
- * any later version.
*
* Author: Steven Whitehouse <steve@chygwyn.com>
- *
*/
#include <linux/module.h>
#include <linux/skbuff.h>
diff --git a/net/dns_resolver/Kconfig b/net/dns_resolver/Kconfig
index 50d49f7e0472..0a1c2238b4bd 100644
--- a/net/dns_resolver/Kconfig
+++ b/net/dns_resolver/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0-only
#
# Configuration for DNS Resolver
#
diff --git a/net/dns_resolver/Makefile b/net/dns_resolver/Makefile
index d5c13c2eb36d..877532d662d0 100644
--- a/net/dns_resolver/Makefile
+++ b/net/dns_resolver/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0-only
#
# Makefile for the Linux DNS Resolver.
#
diff --git a/net/dsa/Kconfig b/net/dsa/Kconfig
index cf855352a440..d449f78c1bd0 100644
--- a/net/dsa/Kconfig
+++ b/net/dsa/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0-only
config HAVE_NET_DSA
def_bool y
depends on INET && NETDEVICES && !S390
diff --git a/net/dsa/dsa.c b/net/dsa/dsa.c
index 1fc782fab393..43120a3fb06f 100644
--- a/net/dsa/dsa.c
+++ b/net/dsa/dsa.c
@@ -1,12 +1,8 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* net/dsa/dsa.c - Hardware switch handling
* Copyright (c) 2008-2009 Marvell Semiconductor
* Copyright (c) 2013 Florian Fainelli <florian@openwrt.org>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
*/
#include <linux/device.h>
diff --git a/net/dsa/dsa2.c b/net/dsa/dsa2.c
index 3b5f434cad3f..820dd8da57fc 100644
--- a/net/dsa/dsa2.c
+++ b/net/dsa/dsa2.c
@@ -1,13 +1,9 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* net/dsa/dsa2.c - Hardware switch handling, binding version 2
* Copyright (c) 2008-2009 Marvell Semiconductor
* Copyright (c) 2013 Florian Fainelli <florian@openwrt.org>
* Copyright (c) 2016 Andrew Lunn <andrew@lunn.ch>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
*/
#include <linux/device.h>
diff --git a/net/dsa/dsa_priv.h b/net/dsa/dsa_priv.h
index 8f1222324646..3986cedfafc0 100644
--- a/net/dsa/dsa_priv.h
+++ b/net/dsa/dsa_priv.h
@@ -1,11 +1,7 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
* net/dsa/dsa_priv.h - Hardware switch handling
* Copyright (c) 2008-2009 Marvell Semiconductor
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
*/
#ifndef __DSA_PRIV_H
diff --git a/net/dsa/master.c b/net/dsa/master.c
index c58f33931be1..4b52f8bac5e1 100644
--- a/net/dsa/master.c
+++ b/net/dsa/master.c
@@ -1,13 +1,9 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Handling of a master device, switching frames via its switch fabric CPU port
*
* Copyright (c) 2017 Savoir-faire Linux Inc.
* Vivien Didelot <vivien.didelot@savoirfairelinux.com>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
*/
#include "dsa_priv.h"
diff --git a/net/dsa/port.c b/net/dsa/port.c
index ed8ba9daa3ba..363eab6df51b 100644
--- a/net/dsa/port.c
+++ b/net/dsa/port.c
@@ -1,13 +1,9 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Handling of a single switch port
*
* Copyright (c) 2017 Savoir-faire Linux Inc.
* Vivien Didelot <vivien.didelot@savoirfairelinux.com>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
*/
#include <linux/if_bridge.h>
diff --git a/net/dsa/slave.c b/net/dsa/slave.c
index 9892ca1f6859..8157be7e162d 100644
--- a/net/dsa/slave.c
+++ b/net/dsa/slave.c
@@ -1,11 +1,7 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* net/dsa/slave.c - Slave device handling
* Copyright (c) 2008-2009 Marvell Semiconductor
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
*/
#include <linux/list.h>
diff --git a/net/dsa/switch.c b/net/dsa/switch.c
index 7d8cd9bc0ecc..4ec5b7f85d51 100644
--- a/net/dsa/switch.c
+++ b/net/dsa/switch.c
@@ -1,13 +1,9 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Handling of a single switch chip, part of a switch fabric
*
* Copyright (c) 2017 Savoir-faire Linux Inc.
* Vivien Didelot <vivien.didelot@savoirfairelinux.com>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
*/
#include <linux/if_bridge.h>
diff --git a/net/dsa/tag_8021q.c b/net/dsa/tag_8021q.c
index 8ae48c7e1e76..65a35e976d7b 100644
--- a/net/dsa/tag_8021q.c
+++ b/net/dsa/tag_8021q.c
@@ -11,20 +11,59 @@
#include "dsa_priv.h"
-/* Allocating two VLAN tags per port - one for the RX VID and
- * the other for the TX VID - see below
+/* Binary structure of the fake 12-bit VID field (when the TPID is
+ * ETH_P_DSA_8021Q):
+ *
+ * | 11 | 10 | 9 | 8 | 7 | 6 | 5 | 4 | 3 | 2 | 1 | 0 |
+ * +-----------+-----+-----------------+-----------+-----------------------+
+ * | DIR | RSV | SWITCH_ID | RSV | PORT |
+ * +-----------+-----+-----------------+-----------+-----------------------+
+ *
+ * DIR - VID[11:10]:
+ * Direction flags.
+ * * 1 (0b01) for RX VLAN,
+ * * 2 (0b10) for TX VLAN.
+ * These values make the special VIDs of 0, 1 and 4095 to be left
+ * unused by this coding scheme.
+ *
+ * RSV - VID[9]:
+ * To be used for further expansion of SWITCH_ID or for other purposes.
+ *
+ * SWITCH_ID - VID[8:6]:
+ * Index of switch within DSA tree. Must be between 0 and
+ * DSA_MAX_SWITCHES - 1.
+ *
+ * RSV - VID[5:4]:
+ * To be used for further expansion of PORT or for other purposes.
+ *
+ * PORT - VID[3:0]:
+ * Index of switch port. Must be between 0 and DSA_MAX_PORTS - 1.
*/
-#define DSA_8021Q_VID_RANGE (DSA_MAX_SWITCHES * DSA_MAX_PORTS)
-#define DSA_8021Q_VID_BASE (VLAN_N_VID - 2 * DSA_8021Q_VID_RANGE - 1)
-#define DSA_8021Q_RX_VID_BASE (DSA_8021Q_VID_BASE)
-#define DSA_8021Q_TX_VID_BASE (DSA_8021Q_VID_BASE + DSA_8021Q_VID_RANGE)
+
+#define DSA_8021Q_DIR_SHIFT 10
+#define DSA_8021Q_DIR_MASK GENMASK(11, 10)
+#define DSA_8021Q_DIR(x) (((x) << DSA_8021Q_DIR_SHIFT) & \
+ DSA_8021Q_DIR_MASK)
+#define DSA_8021Q_DIR_RX DSA_8021Q_DIR(1)
+#define DSA_8021Q_DIR_TX DSA_8021Q_DIR(2)
+
+#define DSA_8021Q_SWITCH_ID_SHIFT 6
+#define DSA_8021Q_SWITCH_ID_MASK GENMASK(8, 6)
+#define DSA_8021Q_SWITCH_ID(x) (((x) << DSA_8021Q_SWITCH_ID_SHIFT) & \
+ DSA_8021Q_SWITCH_ID_MASK)
+
+#define DSA_8021Q_PORT_SHIFT 0
+#define DSA_8021Q_PORT_MASK GENMASK(3, 0)
+#define DSA_8021Q_PORT(x) (((x) << DSA_8021Q_PORT_SHIFT) & \
+ DSA_8021Q_PORT_MASK)
/* Returns the VID to be inserted into the frame from xmit for switch steering
* instructions on egress. Encodes switch ID and port ID.
*/
u16 dsa_8021q_tx_vid(struct dsa_switch *ds, int port)
{
- return DSA_8021Q_TX_VID_BASE + (DSA_MAX_PORTS * ds->index) + port;
+ return DSA_8021Q_DIR_TX | DSA_8021Q_SWITCH_ID(ds->index) |
+ DSA_8021Q_PORT(port);
}
EXPORT_SYMBOL_GPL(dsa_8021q_tx_vid);
@@ -33,21 +72,22 @@ EXPORT_SYMBOL_GPL(dsa_8021q_tx_vid);
*/
u16 dsa_8021q_rx_vid(struct dsa_switch *ds, int port)
{
- return DSA_8021Q_RX_VID_BASE + (DSA_MAX_PORTS * ds->index) + port;
+ return DSA_8021Q_DIR_RX | DSA_8021Q_SWITCH_ID(ds->index) |
+ DSA_8021Q_PORT(port);
}
EXPORT_SYMBOL_GPL(dsa_8021q_rx_vid);
/* Returns the decoded switch ID from the RX VID. */
int dsa_8021q_rx_switch_id(u16 vid)
{
- return ((vid - DSA_8021Q_RX_VID_BASE) / DSA_MAX_PORTS);
+ return (vid & DSA_8021Q_SWITCH_ID_MASK) >> DSA_8021Q_SWITCH_ID_SHIFT;
}
EXPORT_SYMBOL_GPL(dsa_8021q_rx_switch_id);
/* Returns the decoded port ID from the RX VID. */
int dsa_8021q_rx_source_port(u16 vid)
{
- return ((vid - DSA_8021Q_RX_VID_BASE) % DSA_MAX_PORTS);
+ return (vid & DSA_8021Q_PORT_MASK) >> DSA_8021Q_PORT_SHIFT;
}
EXPORT_SYMBOL_GPL(dsa_8021q_rx_source_port);
@@ -128,10 +168,7 @@ int dsa_port_setup_8021q_tagging(struct dsa_switch *ds, int port, bool enabled)
u16 flags;
if (i == upstream)
- /* CPU port needs to see this port's RX VID
- * as tagged egress.
- */
- flags = 0;
+ continue;
else if (i == port)
/* The RX VID is pvid on this port */
flags = BRIDGE_VLAN_INFO_UNTAGGED |
@@ -150,6 +187,20 @@ int dsa_port_setup_8021q_tagging(struct dsa_switch *ds, int port, bool enabled)
return err;
}
}
+
+ /* CPU port needs to see this port's RX VID
+ * as tagged egress.
+ */
+ if (enabled)
+ err = dsa_port_vid_add(upstream_dp, rx_vid, 0);
+ else
+ err = dsa_port_vid_del(upstream_dp, rx_vid);
+ if (err) {
+ dev_err(ds->dev, "Failed to apply RX VID %d to port %d: %d\n",
+ rx_vid, port, err);
+ return err;
+ }
+
/* Finally apply the TX VID on this port and on the CPU port */
if (enabled)
err = dsa_port_vid_add(dp, tx_vid, BRIDGE_VLAN_INFO_UNTAGGED);
diff --git a/net/dsa/tag_sja1105.c b/net/dsa/tag_sja1105.c
index 969402c7dbf1..d43737e6c3fb 100644
--- a/net/dsa/tag_sja1105.c
+++ b/net/dsa/tag_sja1105.c
@@ -28,14 +28,10 @@ static inline bool sja1105_is_link_local(const struct sk_buff *skb)
*/
static bool sja1105_filter(const struct sk_buff *skb, struct net_device *dev)
{
- if (sja1105_is_link_local(skb)) {
- SJA1105_SKB_CB(skb)->type = SJA1105_FRAME_TYPE_LINK_LOCAL;
+ if (sja1105_is_link_local(skb))
return true;
- }
- if (!dsa_port_is_vlan_filtering(dev->dsa_ptr)) {
- SJA1105_SKB_CB(skb)->type = SJA1105_FRAME_TYPE_NORMAL;
+ if (!dsa_port_is_vlan_filtering(dev->dsa_ptr))
return true;
- }
return false;
}
@@ -84,7 +80,7 @@ static struct sk_buff *sja1105_rcv(struct sk_buff *skb,
skb->offload_fwd_mark = 1;
- if (SJA1105_SKB_CB(skb)->type == SJA1105_FRAME_TYPE_LINK_LOCAL) {
+ if (sja1105_is_link_local(skb)) {
/* Management traffic path. Switch embeds the switch ID and
* port ID into bytes of the destination MAC, courtesy of
* the incl_srcpt options.
diff --git a/net/ethernet/Makefile b/net/ethernet/Makefile
index 323177505404..e03eff94e0db 100644
--- a/net/ethernet/Makefile
+++ b/net/ethernet/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0-only
#
# Makefile for the Linux Ethernet layer.
#
diff --git a/net/ethernet/eth.c b/net/ethernet/eth.c
index 4b2b222377ac..20b0bcb7e9e3 100644
--- a/net/ethernet/eth.c
+++ b/net/ethernet/eth.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* INET An implementation of the TCP/IP protocol suite for the LINUX
* operating system. INET is implemented using the BSD Socket
@@ -31,11 +32,6 @@
* older network drivers and IFF_ALLMULTI.
* Christer Weinigel : Better rebuild header message.
* Andrew Morton : 26Feb01: kill ether_setup() - use netdev_boot_setup().
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
*/
#include <linux/module.h>
#include <linux/types.h>
diff --git a/net/hsr/Kconfig b/net/hsr/Kconfig
index 4b683fd0abf1..9c58f8763997 100644
--- a/net/hsr/Kconfig
+++ b/net/hsr/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0-only
#
# IEC 62439-3 High-availability Seamless Redundancy
#
diff --git a/net/hsr/Makefile b/net/hsr/Makefile
index e45757fc477f..75df90d3b416 100644
--- a/net/hsr/Makefile
+++ b/net/hsr/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0-only
#
# Makefile for HSR
#
diff --git a/net/hsr/hsr_framereg.c b/net/hsr/hsr_framereg.c
index 9fa9abd83018..2d7a19750436 100644
--- a/net/hsr/hsr_framereg.c
+++ b/net/hsr/hsr_framereg.c
@@ -365,6 +365,14 @@ void hsr_prune_nodes(struct timer_list *t)
rcu_read_lock();
list_for_each_entry_rcu(node, &hsr->node_db, mac_list) {
+ /* Don't prune own node. Neither time_in[HSR_PT_SLAVE_A]
+ * nor time_in[HSR_PT_SLAVE_B], will ever be updated for
+ * the master port. Thus the master node will be repeatedly
+ * pruned leading to packet loss.
+ */
+ if (hsr_addr_is_self(hsr, node->macaddress_A))
+ continue;
+
/* Shorthand */
time_a = node->time_in[HSR_PT_SLAVE_A];
time_b = node->time_in[HSR_PT_SLAVE_B];
diff --git a/net/ieee802154/6lowpan/Kconfig b/net/ieee802154/6lowpan/Kconfig
index d24f985b0bfd..d1b4655a6d43 100644
--- a/net/ieee802154/6lowpan/Kconfig
+++ b/net/ieee802154/6lowpan/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0-only
config IEEE802154_6LOWPAN
tristate "6lowpan support over IEEE 802.15.4"
depends on 6LOWPAN
diff --git a/net/ieee802154/6lowpan/Makefile b/net/ieee802154/6lowpan/Makefile
index 6bfb270a81a6..f11d6376a891 100644
--- a/net/ieee802154/6lowpan/Makefile
+++ b/net/ieee802154/6lowpan/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0-only
obj-$(CONFIG_IEEE802154_6LOWPAN) += ieee802154_6lowpan.o
ieee802154_6lowpan-y := core.o rx.o reassembly.o tx.o
diff --git a/net/ieee802154/6lowpan/reassembly.c b/net/ieee802154/6lowpan/reassembly.c
index 4196bcd4105a..9133e3cede77 100644
--- a/net/ieee802154/6lowpan/reassembly.c
+++ b/net/ieee802154/6lowpan/reassembly.c
@@ -1,15 +1,10 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/* 6LoWPAN fragment reassembly
*
- *
* Authors:
* Alexander Aring <aar@pengutronix.de>
*
* Based on: net/ipv6/reassembly.c
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
*/
#define pr_fmt(fmt) "6LoWPAN: " fmt
diff --git a/net/ieee802154/6lowpan/rx.c b/net/ieee802154/6lowpan/rx.c
index 649e7d45e88f..ee179380a766 100644
--- a/net/ieee802154/6lowpan/rx.c
+++ b/net/ieee802154/6lowpan/rx.c
@@ -1,12 +1,4 @@
-/* This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2
- * as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- */
+// SPDX-License-Identifier: GPL-2.0-only
#include <linux/if_arp.h>
diff --git a/net/ieee802154/6lowpan/tx.c b/net/ieee802154/6lowpan/tx.c
index 8bec827081cd..0c07662b44c0 100644
--- a/net/ieee802154/6lowpan/tx.c
+++ b/net/ieee802154/6lowpan/tx.c
@@ -1,12 +1,4 @@
-/* This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2
- * as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- */
+// SPDX-License-Identifier: GPL-2.0-only
#include <net/6lowpan.h>
#include <net/ndisc.h>
diff --git a/net/ieee802154/Kconfig b/net/ieee802154/Kconfig
index 188135bcb803..5dbbc2ca95b4 100644
--- a/net/ieee802154/Kconfig
+++ b/net/ieee802154/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0-only
menuconfig IEEE802154
tristate "IEEE Std 802.15.4 Low-Rate Wireless Personal Area Networks support"
---help---
diff --git a/net/ieee802154/core.c b/net/ieee802154/core.c
index fe225d9a1877..60b7ac56a1f5 100644
--- a/net/ieee802154/core.c
+++ b/net/ieee802154/core.c
@@ -1,15 +1,6 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (C) 2007, 2008, 2009 Siemens AG
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2
- * as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
*/
#include <linux/slab.h>
diff --git a/net/ieee802154/header_ops.c b/net/ieee802154/header_ops.c
index c7439f0fbbdf..af337cf62764 100644
--- a/net/ieee802154/header_ops.c
+++ b/net/ieee802154/header_ops.c
@@ -1,15 +1,7 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (C) 2014 Fraunhofer ITWM
*
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2
- * as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
* Written by:
* Phoebe Buckheister <phoebe.buckheister@itwm.fraunhofer.de>
*/
diff --git a/net/ieee802154/ieee802154.h b/net/ieee802154/ieee802154.h
index bc147bc8e36a..c5d91f78301a 100644
--- a/net/ieee802154/ieee802154.h
+++ b/net/ieee802154/ieee802154.h
@@ -1,15 +1,6 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
/*
* Copyright (C) 2007, 2008, 2009 Siemens AG
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2
- * as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
*/
#ifndef IEEE_802154_LOCAL_H
#define IEEE_802154_LOCAL_H
diff --git a/net/ieee802154/netlink.c b/net/ieee802154/netlink.c
index 098d67439b6d..7fe3b6b6c495 100644
--- a/net/ieee802154/netlink.c
+++ b/net/ieee802154/netlink.c
@@ -1,17 +1,9 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Netlink interface for IEEE 802.15.4 stack
*
* Copyright 2007, 2008 Siemens AG
*
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2
- * as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
* Written by:
* Sergey Lapin <slapin@ossfans.org>
* Dmitry Eremin-Solenikov <dbaryshkov@gmail.com>
diff --git a/net/ieee802154/nl-mac.c b/net/ieee802154/nl-mac.c
index d3cbb3258718..6d091e419d3e 100644
--- a/net/ieee802154/nl-mac.c
+++ b/net/ieee802154/nl-mac.c
@@ -1,17 +1,9 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Netlink interface for IEEE 802.15.4 stack
*
* Copyright 2007, 2008 Siemens AG
*
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2
- * as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
* Written by:
* Sergey Lapin <slapin@ossfans.org>
* Dmitry Eremin-Solenikov <dbaryshkov@gmail.com>
diff --git a/net/ieee802154/nl-phy.c b/net/ieee802154/nl-phy.c
index 0c25c0bcc4da..2cdc7e63fe17 100644
--- a/net/ieee802154/nl-phy.c
+++ b/net/ieee802154/nl-phy.c
@@ -1,17 +1,9 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Netlink interface for IEEE 802.15.4 stack
*
* Copyright 2007, 2008 Siemens AG
*
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2
- * as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
* Written by:
* Sergey Lapin <slapin@ossfans.org>
* Dmitry Eremin-Solenikov <dbaryshkov@gmail.com>
diff --git a/net/ieee802154/nl802154.c b/net/ieee802154/nl802154.c
index e4c4174f9efb..ffcfcef76291 100644
--- a/net/ieee802154/nl802154.c
+++ b/net/ieee802154/nl802154.c
@@ -1,11 +1,5 @@
-/* This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2
- * as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
+// SPDX-License-Identifier: GPL-2.0-only
+/*
*
* Authors:
* Alexander Aring <aar@pengutronix.de>
diff --git a/net/ieee802154/nl_policy.c b/net/ieee802154/nl_policy.c
index 78f6f1233194..2c7a38d76a3a 100644
--- a/net/ieee802154/nl_policy.c
+++ b/net/ieee802154/nl_policy.c
@@ -1,17 +1,8 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* nl802154.h
*
* Copyright (C) 2007, 2008 Siemens AG
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2
- * as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
*/
#include <linux/kernel.h>
diff --git a/net/ieee802154/socket.c b/net/ieee802154/socket.c
index ce2dfb997537..dacbd58e1799 100644
--- a/net/ieee802154/socket.c
+++ b/net/ieee802154/socket.c
@@ -1,17 +1,9 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* IEEE802154.4 socket interface
*
* Copyright 2007, 2008 Siemens AG
*
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2
- * as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
* Written by:
* Sergey Lapin <slapin@ossfans.org>
* Maxim Gorbachyov <maxim.gorbachev@siemens.com>
diff --git a/net/ieee802154/sysfs.c b/net/ieee802154/sysfs.c
index bd88525b041e..d2903933805c 100644
--- a/net/ieee802154/sysfs.c
+++ b/net/ieee802154/sysfs.c
@@ -1,11 +1,5 @@
-/* This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2
- * as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
+// SPDX-License-Identifier: GPL-2.0-only
+/*
*
* Authors:
* Alexander Aring <aar@pengutronix.de>
diff --git a/net/ife/Kconfig b/net/ife/Kconfig
index 31e48b652c7c..6cd1f6d18f30 100644
--- a/net/ife/Kconfig
+++ b/net/ife/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0-only
#
# IFE subsystem configuration
#
diff --git a/net/ife/Makefile b/net/ife/Makefile
index 2a90d97746cc..1258fcb07f67 100644
--- a/net/ife/Makefile
+++ b/net/ife/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0-only
#
# Makefile for the IFE encapsulation protocol
#
diff --git a/net/ipv4/Kconfig b/net/ipv4/Kconfig
index 8108e97d4285..974de4d20f25 100644
--- a/net/ipv4/Kconfig
+++ b/net/ipv4/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0-only
#
# IP configuration
#
diff --git a/net/ipv4/af_inet.c b/net/ipv4/af_inet.c
index 5183a2daba64..52bdb881a506 100644
--- a/net/ipv4/af_inet.c
+++ b/net/ipv4/af_inet.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* INET An implementation of the TCP/IP protocol suite for the LINUX
* operating system. INET is implemented using the BSD Socket
@@ -58,11 +59,6 @@
* Some other random speedups.
* Cyrus Durgin : Cleaned up file for kmod hacks.
* Andi Kleen : Fix inet_stream_connect TCP race.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
*/
#define pr_fmt(fmt) "IPv4: " fmt
@@ -428,8 +424,8 @@ int inet_release(struct socket *sock)
if (sock_flag(sk, SOCK_LINGER) &&
!(current->flags & PF_EXITING))
timeout = sk->sk_lingertime;
- sock->sk = NULL;
sk->sk_prot->close(sk, timeout);
+ sock->sk = NULL;
}
return 0;
}
diff --git a/net/ipv4/ah4.c b/net/ipv4/ah4.c
index c01fa791260d..9c3afd550612 100644
--- a/net/ipv4/ah4.c
+++ b/net/ipv4/ah4.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
#define pr_fmt(fmt) "IPsec: " fmt
#include <crypto/algapi.h>
diff --git a/net/ipv4/arp.c b/net/ipv4/arp.c
index 850a6f13a082..05eb42f347e8 100644
--- a/net/ipv4/arp.c
+++ b/net/ipv4/arp.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/* linux/net/ipv4/arp.c
*
* Copyright (C) 1994 by Florian La Roche
@@ -7,11 +8,6 @@
* high-level addresses) into a low-level hardware address (like an Ethernet
* address).
*
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
- *
* Fixes:
* Alan Cox : Removed the Ethernet assumptions in
* Florian's code
diff --git a/net/ipv4/bpfilter/Makefile b/net/ipv4/bpfilter/Makefile
index e9e42f99725e..00af5305e05a 100644
--- a/net/ipv4/bpfilter/Makefile
+++ b/net/ipv4/bpfilter/Makefile
@@ -1 +1,2 @@
+# SPDX-License-Identifier: GPL-2.0-only
obj-$(CONFIG_BPFILTER) += sockopt.o
diff --git a/net/ipv4/bpfilter/sockopt.c b/net/ipv4/bpfilter/sockopt.c
index 15427163a041..0480918bfc7c 100644
--- a/net/ipv4/bpfilter/sockopt.c
+++ b/net/ipv4/bpfilter/sockopt.c
@@ -30,13 +30,11 @@ static int bpfilter_mbox_request(struct sock *sk, int optname,
mutex_lock(&bpfilter_ops.lock);
if (!bpfilter_ops.sockopt) {
mutex_unlock(&bpfilter_ops.lock);
- err = request_module("bpfilter");
+ request_module("bpfilter");
mutex_lock(&bpfilter_ops.lock);
- if (err)
- goto out;
if (!bpfilter_ops.sockopt) {
- err = -ECHILD;
+ err = -ENOPROTOOPT;
goto out;
}
}
diff --git a/net/ipv4/cipso_ipv4.c b/net/ipv4/cipso_ipv4.c
index f0165c5f376b..376882215919 100644
--- a/net/ipv4/cipso_ipv4.c
+++ b/net/ipv4/cipso_ipv4.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* CIPSO - Commercial IP Security Option
*
@@ -14,25 +15,10 @@
* http://www.itl.nist.gov/fipspubs/fip188.htm
*
* Author: Paul Moore <paul.moore@hp.com>
- *
*/
/*
* (c) Copyright Hewlett-Packard Development Company, L.P., 2006, 2008
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See
- * the GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see <http://www.gnu.org/licenses/>.
- *
*/
#include <linux/init.h>
diff --git a/net/ipv4/datagram.c b/net/ipv4/datagram.c
index 300921417f89..7bd29e694603 100644
--- a/net/ipv4/datagram.c
+++ b/net/ipv4/datagram.c
@@ -1,14 +1,10 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* common UDP/RAW code
* Linux INET implementation
*
* Authors:
* Hideaki YOSHIFUJI <yoshfuji@linux-ipv6.org>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
*/
#include <linux/types.h>
diff --git a/net/ipv4/devinet.c b/net/ipv4/devinet.c
index 701c5d113a34..c6bd0f7a020a 100644
--- a/net/ipv4/devinet.c
+++ b/net/ipv4/devinet.c
@@ -1,11 +1,7 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* NET3 IP device support routines.
*
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
- *
* Derived from the IP parts of dev.c 1.0.19
* Authors: Ross Biro
* Fred N. van Kempen, <waltje@uWalt.NL.Mugnet.ORG>
diff --git a/net/ipv4/esp4.c b/net/ipv4/esp4.c
index fb065a8937ea..b9ae95576084 100644
--- a/net/ipv4/esp4.c
+++ b/net/ipv4/esp4.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
#define pr_fmt(fmt) "IPsec: " fmt
#include <crypto/aead.h>
diff --git a/net/ipv4/esp4_offload.c b/net/ipv4/esp4_offload.c
index 8edcfa66d1e5..2e5e377f50a1 100644
--- a/net/ipv4/esp4_offload.c
+++ b/net/ipv4/esp4_offload.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* IPV4 GSO/GRO offload support
* Linux INET implementation
@@ -5,10 +6,6 @@
* Copyright (C) 2016 secunet Security Networks AG
* Author: Steffen Klassert <steffen.klassert@secunet.com>
*
- * This program is free software; you can redistribute it and/or modify it
- * under the terms and conditions of the GNU General Public License,
- * version 2, as published by the Free Software Foundation.
- *
* ESP GRO support
*/
diff --git a/net/ipv4/fib_frontend.c b/net/ipv4/fib_frontend.c
index b298255f6fdb..e54c2bcbb465 100644
--- a/net/ipv4/fib_frontend.c
+++ b/net/ipv4/fib_frontend.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* INET An implementation of the TCP/IP protocol suite for the LINUX
* operating system. INET is implemented using the BSD Socket
@@ -6,11 +7,6 @@
* IPv4 Forwarding Information Base: FIB frontend.
*
* Authors: Alexey Kuznetsov, <kuznet@ms2.inr.ac.ru>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
*/
#include <linux/module.h>
diff --git a/net/ipv4/fib_rules.c b/net/ipv4/fib_rules.c
index cfec3af54c8d..a38e86b98e4f 100644
--- a/net/ipv4/fib_rules.c
+++ b/net/ipv4/fib_rules.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* INET An implementation of the TCP/IP protocol suite for the LINUX
* operating system. INET is implemented using the BSD Socket
@@ -8,11 +9,6 @@
* Authors: Alexey Kuznetsov, <kuznet@ms2.inr.ac.ru>
* Thomas Graf <tgraf@suug.ch>
*
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
- *
* Fixes:
* Rani Assaf : local_rule cannot be deleted
* Marc Boucher : routing by fwmark
diff --git a/net/ipv4/fib_semantics.c b/net/ipv4/fib_semantics.c
index d3da6a10f86f..bfa49a88d03a 100644
--- a/net/ipv4/fib_semantics.c
+++ b/net/ipv4/fib_semantics.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* INET An implementation of the TCP/IP protocol suite for the LINUX
* operating system. INET is implemented using the BSD Socket
@@ -6,11 +7,6 @@
* IPv4 Forwarding Information Base: semantics.
*
* Authors: Alexey Kuznetsov, <kuznet@ms2.inr.ac.ru>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
*/
#include <linux/uaccess.h>
@@ -968,7 +964,7 @@ static int fib_check_nh_v4_gw(struct net *net, struct fib_nh *nh, u32 table,
{
struct net_device *dev;
struct fib_result res;
- int err;
+ int err = 0;
if (nh->fib_nh_flags & RTNH_F_ONLINK) {
unsigned int addr_type;
diff --git a/net/ipv4/fib_trie.c b/net/ipv4/fib_trie.c
index 334f723bdf80..868c74771fa9 100644
--- a/net/ipv4/fib_trie.c
+++ b/net/ipv4/fib_trie.c
@@ -1,8 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
*
* Robert Olsson <robert.olsson@its.uu.se> Uppsala Universitet
* & Swedish University of Agricultural Sciences.
@@ -18,28 +15,19 @@
* Stefan Nilsson and Matti Tikkanen. Algorithmica, 33(1):19-33, 2002.
* http://www.csc.kth.se/~snilsson/software/dyntrie2/
*
- *
* IP-address lookup using LC-tries. Stefan Nilsson and Gunnar Karlsson
* IEEE Journal on Selected Areas in Communications, 17(6):1083-1092, June 1999
*
- *
* Code from fib_hash has been reused which includes the following header:
*
- *
* INET An implementation of the TCP/IP protocol suite for the LINUX
* operating system. INET is implemented using the BSD Socket
* interface as the means of communication with the user level.
*
* IPv4 FIB: lookup engine and maintenance routines.
*
- *
* Authors: Alexey Kuznetsov, <kuznet@ms2.inr.ac.ru>
*
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
- *
* Substantial contributions to this work comes from:
*
* David S. Miller, <davem@davemloft.net>
diff --git a/net/ipv4/fou.c b/net/ipv4/fou.c
index ca95051317ed..30fa771d382a 100644
--- a/net/ipv4/fou.c
+++ b/net/ipv4/fou.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
#include <linux/module.h>
#include <linux/errno.h>
#include <linux/socket.h>
diff --git a/net/ipv4/gre_demux.c b/net/ipv4/gre_demux.c
index 7c4a41dc04bb..293acfb36376 100644
--- a/net/ipv4/gre_demux.c
+++ b/net/ipv4/gre_demux.c
@@ -1,13 +1,8 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* GRE over IPv4 demultiplexer driver
*
* Authors: Dmitry Kozlov (xeb@mail.ru)
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
- *
*/
#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
diff --git a/net/ipv4/gre_offload.c b/net/ipv4/gre_offload.c
index 6c63524f598a..4de7e962d3da 100644
--- a/net/ipv4/gre_offload.c
+++ b/net/ipv4/gre_offload.c
@@ -1,12 +1,8 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* IPV4 GSO/GRO offload support
* Linux INET implementation
*
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
- *
* GRE GSO support
*/
diff --git a/net/ipv4/icmp.c b/net/ipv4/icmp.c
index f3a5893b1e86..7c857c72aad1 100644
--- a/net/ipv4/icmp.c
+++ b/net/ipv4/icmp.c
@@ -1,13 +1,9 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* NET3: Implementation of the ICMP protocol layer.
*
* Alan Cox, <alan@lxorguk.ukuu.org.uk>
*
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
- *
* Some of the function names and the icmp unreach table for this
* module were derived from [icmp.c 1.0.11 06/02/93] by
* Ross Biro, Fred N. van Kempen, Mark Evans, Alan Cox, Gerhard Koerting.
@@ -59,7 +55,6 @@
*
* - Should use skb_pull() instead of all the manual checking.
* This would also greatly simply some upper layer error handlers. --AK
- *
*/
#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
diff --git a/net/ipv4/igmp.c b/net/ipv4/igmp.c
index 6c2febc39dca..a57f0d69eadb 100644
--- a/net/ipv4/igmp.c
+++ b/net/ipv4/igmp.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Linux NET3: Internet Group Management Protocol [IGMP]
*
@@ -11,11 +12,6 @@
* Authors:
* Alan Cox <alan@lxorguk.ukuu.org.uk>
*
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
- *
* Fixes:
*
* Alan Cox : Added lots of __inline__ to optimise
@@ -188,6 +184,17 @@ static void ip_ma_put(struct ip_mc_list *im)
pmc != NULL; \
pmc = rtnl_dereference(pmc->next_rcu))
+static void ip_sf_list_clear_all(struct ip_sf_list *psf)
+{
+ struct ip_sf_list *next;
+
+ while (psf) {
+ next = psf->sf_next;
+ kfree(psf);
+ psf = next;
+ }
+}
+
#ifdef CONFIG_IP_MULTICAST
/*
@@ -633,6 +640,13 @@ static void igmpv3_clear_zeros(struct ip_sf_list **ppsf)
}
}
+static void kfree_pmc(struct ip_mc_list *pmc)
+{
+ ip_sf_list_clear_all(pmc->sources);
+ ip_sf_list_clear_all(pmc->tomb);
+ kfree(pmc);
+}
+
static void igmpv3_send_cr(struct in_device *in_dev)
{
struct ip_mc_list *pmc, *pmc_prev, *pmc_next;
@@ -669,7 +683,7 @@ static void igmpv3_send_cr(struct in_device *in_dev)
else
in_dev->mc_tomb = pmc_next;
in_dev_put(pmc->interface);
- kfree(pmc);
+ kfree_pmc(pmc);
} else
pmc_prev = pmc;
}
@@ -1215,14 +1229,18 @@ static void igmpv3_del_delrec(struct in_device *in_dev, struct ip_mc_list *im)
im->interface = pmc->interface;
if (im->sfmode == MCAST_INCLUDE) {
im->tomb = pmc->tomb;
+ pmc->tomb = NULL;
+
im->sources = pmc->sources;
+ pmc->sources = NULL;
+
for (psf = im->sources; psf; psf = psf->sf_next)
psf->sf_crcount = in_dev->mr_qrv ?: net->ipv4.sysctl_igmp_qrv;
} else {
im->crcount = in_dev->mr_qrv ?: net->ipv4.sysctl_igmp_qrv;
}
in_dev_put(pmc->interface);
- kfree(pmc);
+ kfree_pmc(pmc);
}
spin_unlock_bh(&im->lock);
}
@@ -1243,21 +1261,18 @@ static void igmpv3_clear_delrec(struct in_device *in_dev)
nextpmc = pmc->next;
ip_mc_clear_src(pmc);
in_dev_put(pmc->interface);
- kfree(pmc);
+ kfree_pmc(pmc);
}
/* clear dead sources, too */
rcu_read_lock();
for_each_pmc_rcu(in_dev, pmc) {
- struct ip_sf_list *psf, *psf_next;
+ struct ip_sf_list *psf;
spin_lock_bh(&pmc->lock);
psf = pmc->tomb;
pmc->tomb = NULL;
spin_unlock_bh(&pmc->lock);
- for (; psf; psf = psf_next) {
- psf_next = psf->sf_next;
- kfree(psf);
- }
+ ip_sf_list_clear_all(psf);
}
rcu_read_unlock();
}
@@ -2123,7 +2138,7 @@ static int ip_mc_add_src(struct in_device *in_dev, __be32 *pmca, int sfmode,
static void ip_mc_clear_src(struct ip_mc_list *pmc)
{
- struct ip_sf_list *psf, *nextpsf, *tomb, *sources;
+ struct ip_sf_list *tomb, *sources;
spin_lock_bh(&pmc->lock);
tomb = pmc->tomb;
@@ -2135,14 +2150,8 @@ static void ip_mc_clear_src(struct ip_mc_list *pmc)
pmc->sfcount[MCAST_EXCLUDE] = 1;
spin_unlock_bh(&pmc->lock);
- for (psf = tomb; psf; psf = nextpsf) {
- nextpsf = psf->sf_next;
- kfree(psf);
- }
- for (psf = sources; psf; psf = nextpsf) {
- nextpsf = psf->sf_next;
- kfree(psf);
- }
+ ip_sf_list_clear_all(tomb);
+ ip_sf_list_clear_all(sources);
}
/* Join a multicast group
diff --git a/net/ipv4/inet_connection_sock.c b/net/ipv4/inet_connection_sock.c
index a175e3e7ae97..7fd6db3fe366 100644
--- a/net/ipv4/inet_connection_sock.c
+++ b/net/ipv4/inet_connection_sock.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* INET An implementation of the TCP/IP protocol suite for the LINUX
* operating system. INET is implemented using the BSD Socket
@@ -6,11 +7,6 @@
* Support for INET connection oriented protocols.
*
* Authors: See the TCP sources
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or(at your option) any later version.
*/
#include <linux/module.h>
@@ -756,10 +752,6 @@ drop:
static void reqsk_queue_hash_req(struct request_sock *req,
unsigned long timeout)
{
- req->num_retrans = 0;
- req->num_timeout = 0;
- req->sk = NULL;
-
timer_setup(&req->rsk_timer, reqsk_timer_handler, TIMER_PINNED);
mod_timer(&req->rsk_timer, jiffies + timeout);
diff --git a/net/ipv4/inet_diag.c b/net/ipv4/inet_diag.c
index 5731670c560b..bbb005eb5218 100644
--- a/net/ipv4/inet_diag.c
+++ b/net/ipv4/inet_diag.c
@@ -1,12 +1,8 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* inet_diag.c Module for monitoring INET transport protocols sockets.
*
* Authors: Alexey Kuznetsov, <kuznet@ms2.inr.ac.ru>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
*/
#include <linux/kernel.h>
diff --git a/net/ipv4/inet_fragment.c b/net/ipv4/inet_fragment.c
index 737808e27f8b..5ce6969896f5 100644
--- a/net/ipv4/inet_fragment.c
+++ b/net/ipv4/inet_fragment.c
@@ -1,11 +1,7 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* inet fragments management
*
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
- *
* Authors: Pavel Emelyanov <xemul@openvz.org>
* Started as consolidation of ipv4/ip_fragment.c,
* ipv6/reassembly. and ipv6 nf conntrack reassembly
diff --git a/net/ipv4/inet_hashtables.c b/net/ipv4/inet_hashtables.c
index 942265d65eb3..c4503073248b 100644
--- a/net/ipv4/inet_hashtables.c
+++ b/net/ipv4/inet_hashtables.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* INET An implementation of the TCP/IP protocol suite for the LINUX
* operating system. INET is implemented using the BSD Socket
@@ -6,11 +7,6 @@
* Generic INET transport hashtables
*
* Authors: Lotsa people, from code originally in tcp
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
*/
#include <linux/module.h>
diff --git a/net/ipv4/inet_timewait_sock.c b/net/ipv4/inet_timewait_sock.c
index 88c5069b5d20..c411c87ae865 100644
--- a/net/ipv4/inet_timewait_sock.c
+++ b/net/ipv4/inet_timewait_sock.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* INET An implementation of the TCP/IP protocol suite for the LINUX
* operating system. INET is implemented using the BSD Socket
diff --git a/net/ipv4/ip_gre.c b/net/ipv4/ip_gre.c
index 4b0526441476..a53a543fe055 100644
--- a/net/ipv4/ip_gre.c
+++ b/net/ipv4/ip_gre.c
@@ -1,13 +1,8 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Linux NET3: GRE over IP protocol decoder.
*
* Authors: Alexey Kuznetsov (kuznet@ms2.inr.ac.ru)
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
- *
*/
#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
diff --git a/net/ipv4/ip_input.c b/net/ipv4/ip_input.c
index ed97724c5e33..1e2392b7c64e 100644
--- a/net/ipv4/ip_input.c
+++ b/net/ipv4/ip_input.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* INET An implementation of the TCP/IP protocol suite for the LINUX
* operating system. INET is implemented using the BSD Socket
@@ -14,7 +15,6 @@
* Jorge Cwik, <jorge@laser.satlink.net>
* Arnt Gulbrandsen, <agulbra@nvg.unit.no>
*
- *
* Fixes:
* Alan Cox : Commented a couple of minor bits of surplus code
* Alan Cox : Undefining IP_FORWARD doesn't include the code
@@ -96,8 +96,6 @@
* Jos Vos : Do accounting *before* call_in_firewall
* Willy Konynenberg : Transparent proxying support
*
- *
- *
* To Fix:
* IP fragmentation wants rewriting cleanly. The RFC815 algorithm is much more efficient
* and could be made very efficient with the addition of some virtual memory hacks to permit
@@ -106,11 +104,6 @@
* interleaved copy algorithm so that fragmenting has a one copy overhead. Actual packet
* output should probably do its own fragmentation at the UDP/RAW layer. TCP shouldn't cause
* fragmentation anyway.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
*/
#define pr_fmt(fmt) "IPv4: " fmt
diff --git a/net/ipv4/ip_output.c b/net/ipv4/ip_output.c
index ac880beda8a7..8c2ec35b6512 100644
--- a/net/ipv4/ip_output.c
+++ b/net/ipv4/ip_output.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* INET An implementation of the TCP/IP protocol suite for the LINUX
* operating system. INET is implemented using the BSD Socket
@@ -317,6 +318,7 @@ static int ip_finish_output(struct net *net, struct sock *sk, struct sk_buff *sk
static int ip_mc_finish_output(struct net *net, struct sock *sk,
struct sk_buff *skb)
{
+ struct rtable *new_rt;
int ret;
ret = BPF_CGROUP_RUN_PROG_INET_EGRESS(sk, skb);
@@ -325,6 +327,17 @@ static int ip_mc_finish_output(struct net *net, struct sock *sk,
return ret;
}
+ /* Reset rt_iif so that inet_iif() will return skb->skb_iif. Setting
+ * this to non-zero causes ipi_ifindex in in_pktinfo to be overwritten,
+ * see ipv4_pktinfo_prepare().
+ */
+ new_rt = rt_dst_clone(net->loopback_dev, skb_rtable(skb));
+ if (new_rt) {
+ new_rt->rt_iif = 0;
+ skb_dst_drop(skb);
+ skb_dst_set(skb, &new_rt->dst);
+ }
+
return dev_loopback_xmit(net, sk, skb);
}
@@ -877,7 +890,7 @@ static int __ip_append_data(struct sock *sk,
int csummode = CHECKSUM_NONE;
struct rtable *rt = (struct rtable *)cork->dst;
unsigned int wmem_alloc_delta = 0;
- bool paged, extra_uref;
+ bool paged, extra_uref = false;
u32 tskey = 0;
skb = skb_peek_tail(queue);
@@ -917,7 +930,7 @@ static int __ip_append_data(struct sock *sk,
uarg = sock_zerocopy_realloc(sk, length, skb_zcopy(skb));
if (!uarg)
return -ENOBUFS;
- extra_uref = true;
+ extra_uref = !skb_zcopy(skb); /* only ref on new uarg */
if (rt->dst.dev->features & NETIF_F_SG &&
csummode == CHECKSUM_PARTIAL) {
paged = true;
diff --git a/net/ipv4/ip_sockglue.c b/net/ipv4/ip_sockglue.c
index 82f341e84fae..aa3fd61818c4 100644
--- a/net/ipv4/ip_sockglue.c
+++ b/net/ipv4/ip_sockglue.c
@@ -343,6 +343,8 @@ int ip_ra_control(struct sock *sk, unsigned char on,
return -EINVAL;
new_ra = on ? kmalloc(sizeof(*new_ra), GFP_KERNEL) : NULL;
+ if (on && !new_ra)
+ return -ENOMEM;
mutex_lock(&net->ipv4.ra_mutex);
for (rap = &net->ipv4.ra_chain;
diff --git a/net/ipv4/ip_tunnel.c b/net/ipv4/ip_tunnel.c
index a5d8cad18ead..38c02bb62e2c 100644
--- a/net/ipv4/ip_tunnel.c
+++ b/net/ipv4/ip_tunnel.c
@@ -1,19 +1,6 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (c) 2013 Nicira, Inc.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of version 2 of the GNU General Public
- * License as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
- * 02110-1301, USA
*/
#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
diff --git a/net/ipv4/ip_tunnel_core.c b/net/ipv4/ip_tunnel_core.c
index 30c1c264bdfc..1452a97914a0 100644
--- a/net/ipv4/ip_tunnel_core.c
+++ b/net/ipv4/ip_tunnel_core.c
@@ -1,19 +1,6 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (c) 2013 Nicira, Inc.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of version 2 of the GNU General Public
- * License as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
- * 02110-1301, USA
*/
#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
@@ -89,9 +76,12 @@ void iptunnel_xmit(struct sock *sk, struct rtable *rt, struct sk_buff *skb,
__ip_select_ident(net, iph, skb_shinfo(skb)->gso_segs ?: 1);
err = ip_local_out(net, sk, skb);
- if (unlikely(net_xmit_eval(err)))
- pkt_len = 0;
- iptunnel_xmit_stats(dev, pkt_len);
+
+ if (dev) {
+ if (unlikely(net_xmit_eval(err)))
+ pkt_len = 0;
+ iptunnel_xmit_stats(dev, pkt_len);
+ }
}
EXPORT_SYMBOL_GPL(iptunnel_xmit);
diff --git a/net/ipv4/ip_vti.c b/net/ipv4/ip_vti.c
index 254a42e83ff9..cfb025606793 100644
--- a/net/ipv4/ip_vti.c
+++ b/net/ipv4/ip_vti.c
@@ -1,15 +1,10 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Linux NET3: IP/IP protocol decoder modified to support
* virtual tunnel interface
*
* Authors:
* Saurabh Mohan (saurabh.mohan@vyatta.com) 05/07/2012
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
- *
*/
/*
diff --git a/net/ipv4/ipcomp.c b/net/ipv4/ipcomp.c
index 9119d012ba46..2f4cdcc13d53 100644
--- a/net/ipv4/ipcomp.c
+++ b/net/ipv4/ipcomp.c
@@ -1,13 +1,9 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* IP Payload Compression Protocol (IPComp) - RFC3173.
*
* Copyright (c) 2003 James Morris <jmorris@intercode.com.au>
*
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License as published by the Free
- * Software Foundation; either version 2 of the License, or (at your option)
- * any later version.
- *
* Todo:
* - Tunable compression parameters.
* - Compression stats.
diff --git a/net/ipv4/ipip.c b/net/ipv4/ipip.c
index fe10b9a2efc8..43adfc1641ba 100644
--- a/net/ipv4/ipip.c
+++ b/net/ipv4/ipip.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Linux NET3: IP/IP protocol decoder.
*
@@ -16,12 +17,6 @@
* Carlos Picoto : GRE over IP support
* Alexey Kuznetsov: Reworked. Really, now it is truncated version of ipv4/ip_gre.c.
* I do not want to merge them together.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
- *
*/
/* tunnel.c: an IP tunnel driver
diff --git a/net/ipv4/ipmr.c b/net/ipv4/ipmr.c
index 2c61e10a60e3..c07bc82cbbe9 100644
--- a/net/ipv4/ipmr.c
+++ b/net/ipv4/ipmr.c
@@ -1,14 +1,10 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* IP multicast routing support for mrouted 3.6/3.8
*
* (c) 1995 Alan Cox, <alan@lxorguk.ukuu.org.uk>
* Linux Consultancy and Custom Driver Development
*
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
- *
* Fixes:
* Michael Chastain : Incorrect size of copying.
* Alan Cox : Added the cache manager code
@@ -23,7 +19,6 @@
* Carlos Picoto : PIMv1 Support
* Pavlin Ivanov Radoslavov: PIMv2 Registers must checksum only PIM header
* Relax this requirement to work with older peers.
- *
*/
#include <linux/uaccess.h>
diff --git a/net/ipv4/metrics.c b/net/ipv4/metrics.c
index ca9a5fefdefa..3205d5f7c8c9 100644
--- a/net/ipv4/metrics.c
+++ b/net/ipv4/metrics.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
#include <linux/netlink.h>
#include <linux/rtnetlink.h>
#include <linux/types.h>
diff --git a/net/ipv4/netfilter/Kconfig b/net/ipv4/netfilter/Kconfig
index 1412b029f37f..3e6494269501 100644
--- a/net/ipv4/netfilter/Kconfig
+++ b/net/ipv4/netfilter/Kconfig
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0-only
#
# IP netfilter configuration
#
diff --git a/net/ipv4/netfilter/arp_tables.c b/net/ipv4/netfilter/arp_tables.c
index 2dc83de53f94..214154b47d56 100644
--- a/net/ipv4/netfilter/arp_tables.c
+++ b/net/ipv4/netfilter/arp_tables.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Packet matching code for ARP packets.
*
diff --git a/net/ipv4/netfilter/arpt_mangle.c b/net/ipv4/netfilter/arpt_mangle.c
index a5e52a9f0a12..87ca2c42359b 100644
--- a/net/ipv4/netfilter/arpt_mangle.c
+++ b/net/ipv4/netfilter/arpt_mangle.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
/* module that allows mangling of the arp payload */
#include <linux/module.h>
#include <linux/netfilter.h>
diff --git a/net/ipv4/netfilter/arptable_filter.c b/net/ipv4/netfilter/arptable_filter.c
index 8f8713b4388f..c216b9ad3bb2 100644
--- a/net/ipv4/netfilter/arptable_filter.c
+++ b/net/ipv4/netfilter/arptable_filter.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Filtering ARP tables module.
*
diff --git a/net/ipv4/netfilter/ip_tables.c b/net/ipv4/netfilter/ip_tables.c
index e77872c93c20..10b91ebdf213 100644
--- a/net/ipv4/netfilter/ip_tables.c
+++ b/net/ipv4/netfilter/ip_tables.c
@@ -1,13 +1,10 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Packet matching code.
*
* Copyright (C) 1999 Paul `Rusty' Russell & Michael J. Neuling
* Copyright (C) 2000-2005 Netfilter Core Team <coreteam@netfilter.org>
* Copyright (C) 2006-2010 Patrick McHardy <kaber@trash.net>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
*/
#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
#include <linux/cache.h>
diff --git a/net/ipv4/netfilter/ipt_CLUSTERIP.c b/net/ipv4/netfilter/ipt_CLUSTERIP.c
index a2a88ab07f7b..4d6bf7ac0792 100644
--- a/net/ipv4/netfilter/ipt_CLUSTERIP.c
+++ b/net/ipv4/netfilter/ipt_CLUSTERIP.c
@@ -1,13 +1,9 @@
+// SPDX-License-Identifier: GPL-2.0-only
/* Cluster IP hashmark target
* (C) 2003-2004 by Harald Welte <laforge@netfilter.org>
* based on ideas of Fabio Olive Leite <olive@unixforge.org>
*
* Development of this code funded by SuSE Linux AG, http://www.suse.com/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- *
*/
#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
#include <linux/module.h>
diff --git a/net/ipv4/netfilter/ipt_ECN.c b/net/ipv4/netfilter/ipt_ECN.c
index aaaf9a81fbc9..5f116c3749b4 100644
--- a/net/ipv4/netfilter/ipt_ECN.c
+++ b/net/ipv4/netfilter/ipt_ECN.c
@@ -1,10 +1,7 @@
+// SPDX-License-Identifier: GPL-2.0-only
/* iptables module for the IPv4 and TCP ECN bits, Version 1.5
*
* (C) 2002 by Harald Welte <laforge@netfilter.org>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
*/
#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
#include <linux/in.h>
diff --git a/net/ipv4/netfilter/ipt_REJECT.c b/net/ipv4/netfilter/ipt_REJECT.c
index e8bed3390e58..e16b98ee6266 100644
--- a/net/ipv4/netfilter/ipt_REJECT.c
+++ b/net/ipv4/netfilter/ipt_REJECT.c
@@ -1,13 +1,10 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* This is a module which is used for rejecting packets.
*/
/* (C) 1999-2001 Paul `Rusty' Russell
* (C) 2002-2004 Netfilter Core Team <coreteam@netfilter.org>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
*/
#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
#include <linux/module.h>
diff --git a/net/ipv4/netfilter/ipt_SYNPROXY.c b/net/ipv4/netfilter/ipt_SYNPROXY.c
index 690b17ef6a44..64d9563c0218 100644
--- a/net/ipv4/netfilter/ipt_SYNPROXY.c
+++ b/net/ipv4/netfilter/ipt_SYNPROXY.c
@@ -1,9 +1,6 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (c) 2013 Patrick McHardy <kaber@trash.net>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
*/
#include <linux/module.h>
diff --git a/net/ipv4/netfilter/ipt_ah.c b/net/ipv4/netfilter/ipt_ah.c
index 7c6c20eaf4db..161ba412cb08 100644
--- a/net/ipv4/netfilter/ipt_ah.c
+++ b/net/ipv4/netfilter/ipt_ah.c
@@ -1,9 +1,6 @@
+// SPDX-License-Identifier: GPL-2.0-only
/* Kernel module to match AH parameters. */
/* (C) 1999-2000 Yon Uriarte <yon@astaro.de>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
*/
#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
#include <linux/in.h>
diff --git a/net/ipv4/netfilter/ipt_rpfilter.c b/net/ipv4/netfilter/ipt_rpfilter.c
index 0b10d8812828..59031670b16a 100644
--- a/net/ipv4/netfilter/ipt_rpfilter.c
+++ b/net/ipv4/netfilter/ipt_rpfilter.c
@@ -1,10 +1,7 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (c) 2011 Florian Westphal <fw@strlen.de>
*
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- *
* based on fib_frontend.c; Author: Alexey Kuznetsov, <kuznet@ms2.inr.ac.ru>
*/
#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
diff --git a/net/ipv4/netfilter/iptable_filter.c b/net/ipv4/netfilter/iptable_filter.c
index 9ac92ea7b93c..9d54b4017e50 100644
--- a/net/ipv4/netfilter/iptable_filter.c
+++ b/net/ipv4/netfilter/iptable_filter.c
@@ -1,13 +1,9 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* This is the 1999 rewrite of IP Firewalling, aiming for kernel 2.3.x.
*
* Copyright (C) 1999 Paul `Rusty' Russell & Michael J. Neuling
* Copyright (C) 2000-2004 Netfilter Core Team <coreteam@netfilter.org>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- *
*/
#include <linux/module.h>
diff --git a/net/ipv4/netfilter/iptable_mangle.c b/net/ipv4/netfilter/iptable_mangle.c
index dea138ca8925..bb9266ea3785 100644
--- a/net/ipv4/netfilter/iptable_mangle.c
+++ b/net/ipv4/netfilter/iptable_mangle.c
@@ -1,12 +1,9 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* This is the 1999 rewrite of IP Firewalling, aiming for kernel 2.3.x.
*
* Copyright (C) 1999 Paul `Rusty' Russell & Michael J. Neuling
* Copyright (C) 2000-2004 Netfilter Core Team <coreteam@netfilter.org>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
*/
#include <linux/module.h>
#include <linux/netfilter_ipv4/ip_tables.h>
diff --git a/net/ipv4/netfilter/iptable_nat.c b/net/ipv4/netfilter/iptable_nat.c
index 007da0882412..ad33687b7444 100644
--- a/net/ipv4/netfilter/iptable_nat.c
+++ b/net/ipv4/netfilter/iptable_nat.c
@@ -1,10 +1,7 @@
+// SPDX-License-Identifier: GPL-2.0-only
/* (C) 1999-2001 Paul `Rusty' Russell
* (C) 2002-2006 Netfilter Core Team <coreteam@netfilter.org>
* (C) 2011 Patrick McHardy <kaber@trash.net>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
*/
#include <linux/module.h>
diff --git a/net/ipv4/netfilter/iptable_raw.c b/net/ipv4/netfilter/iptable_raw.c
index 960625aabf04..6eefde5bc468 100644
--- a/net/ipv4/netfilter/iptable_raw.c
+++ b/net/ipv4/netfilter/iptable_raw.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* 'raw' table, which is the very first hooked in at PRE_ROUTING and LOCAL_OUT .
*
diff --git a/net/ipv4/netfilter/iptable_security.c b/net/ipv4/netfilter/iptable_security.c
index e5379fe57b64..ac633c1db97e 100644
--- a/net/ipv4/netfilter/iptable_security.c
+++ b/net/ipv4/netfilter/iptable_security.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* "security" table
*
@@ -10,10 +11,6 @@
* Copyright (C) 1999 Paul `Rusty' Russell & Michael J. Neuling
* Copyright (C) 2000-2004 Netfilter Core Team <coreteam <at> netfilter.org>
* Copyright (C) 2008 Red Hat, Inc., James Morris <jmorris <at> redhat.com>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
*/
#include <linux/module.h>
#include <linux/netfilter_ipv4/ip_tables.h>
diff --git a/net/ipv4/netfilter/nf_defrag_ipv4.c b/net/ipv4/netfilter/nf_defrag_ipv4.c
index a0d3ad60a411..8115611aa47d 100644
--- a/net/ipv4/netfilter/nf_defrag_ipv4.c
+++ b/net/ipv4/netfilter/nf_defrag_ipv4.c
@@ -1,9 +1,6 @@
+// SPDX-License-Identifier: GPL-2.0-only
/* (C) 1999-2001 Paul `Rusty' Russell
* (C) 2002-2004 Netfilter Core Team <coreteam@netfilter.org>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
*/
#include <linux/types.h>
diff --git a/net/ipv4/netfilter/nf_dup_ipv4.c b/net/ipv4/netfilter/nf_dup_ipv4.c
index 39895b9ddeb9..af3fbf76dbd3 100644
--- a/net/ipv4/netfilter/nf_dup_ipv4.c
+++ b/net/ipv4/netfilter/nf_dup_ipv4.c
@@ -1,12 +1,9 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* (C) 2007 by Sebastian Claßen <sebastian.classen@freenet.ag>
* (C) 2007-2010 by Jan Engelhardt <jengelh@medozas.de>
*
* Extracted from xt_TEE.c
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License version 2 or later, as
- * published by the Free Software Foundation.
*/
#include <linux/ip.h>
#include <linux/module.h>
diff --git a/net/ipv4/netfilter/nf_flow_table_ipv4.c b/net/ipv4/netfilter/nf_flow_table_ipv4.c
index e1e56d7123d2..012c4047c788 100644
--- a/net/ipv4/netfilter/nf_flow_table_ipv4.c
+++ b/net/ipv4/netfilter/nf_flow_table_ipv4.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/module.h>
diff --git a/net/ipv4/netfilter/nf_log_arp.c b/net/ipv4/netfilter/nf_log_arp.c
index df5c2a2061a4..7a83f881efa9 100644
--- a/net/ipv4/netfilter/nf_log_arp.c
+++ b/net/ipv4/netfilter/nf_log_arp.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* (C) 2014 by Pablo Neira Ayuso <pablo@netfilter.org>
*
@@ -5,10 +6,6 @@
*
* Bart De Schuymer <bdschuym@pandora.be>
* Harald Welte <laforge@netfilter.org>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
*/
#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
diff --git a/net/ipv4/netfilter/nf_log_ipv4.c b/net/ipv4/netfilter/nf_log_ipv4.c
index 1e6f28c97d3a..4b2d49cc9f1a 100644
--- a/net/ipv4/netfilter/nf_log_ipv4.c
+++ b/net/ipv4/netfilter/nf_log_ipv4.c
@@ -1,9 +1,6 @@
+// SPDX-License-Identifier: GPL-2.0-only
/* (C) 1999-2001 Paul `Rusty' Russell
* (C) 2002-2004 Netfilter Core Team <coreteam@netfilter.org>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
*/
#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
diff --git a/net/ipv4/netfilter/nf_nat_h323.c b/net/ipv4/netfilter/nf_nat_h323.c
index 7875c98072eb..dfea10f13878 100644
--- a/net/ipv4/netfilter/nf_nat_h323.c
+++ b/net/ipv4/netfilter/nf_nat_h323.c
@@ -1,11 +1,10 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* H.323 extension for NAT alteration.
*
* Copyright (c) 2006 Jing Min Zhao <zhaojingmin@users.sourceforge.net>
* Copyright (c) 2006-2012 Patrick McHardy <kaber@trash.net>
*
- * This source code is licensed under General Public License version 2.
- *
* Based on the 'brute force' H.323 NAT module by
* Jozsef Kadlecsik <kadlec@blackhole.kfki.hu>
*/
diff --git a/net/ipv4/netfilter/nf_nat_pptp.c b/net/ipv4/netfilter/nf_nat_pptp.c
index e17b4ee7604c..b2aeb7bf5dac 100644
--- a/net/ipv4/netfilter/nf_nat_pptp.c
+++ b/net/ipv4/netfilter/nf_nat_pptp.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* nf_nat_pptp.c
*
diff --git a/net/ipv4/netfilter/nf_nat_snmp_basic_main.c b/net/ipv4/netfilter/nf_nat_snmp_basic_main.c
index 0a8a60c1bf9a..657d2dcec3cc 100644
--- a/net/ipv4/netfilter/nf_nat_snmp_basic_main.c
+++ b/net/ipv4/netfilter/nf_nat_snmp_basic_main.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* nf_nat_snmp_basic.c
*
@@ -25,17 +26,6 @@
*
* Copyright (c) 2000 RP Internet (www.rpi.net.au).
*
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see <http://www.gnu.org/licenses/>.
- *
* Author: James Morris <jmorris@intercode.com.au>
*
* Copyright (c) 2006-2010 Patrick McHardy <kaber@trash.net>
diff --git a/net/ipv4/netfilter/nf_reject_ipv4.c b/net/ipv4/netfilter/nf_reject_ipv4.c
index 7dc3c324b911..2361fdac2c43 100644
--- a/net/ipv4/netfilter/nf_reject_ipv4.c
+++ b/net/ipv4/netfilter/nf_reject_ipv4.c
@@ -1,9 +1,6 @@
+// SPDX-License-Identifier: GPL-2.0-only
/* (C) 1999-2001 Paul `Rusty' Russell
* (C) 2002-2004 Netfilter Core Team <coreteam@netfilter.org>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
*/
#include <linux/module.h>
diff --git a/net/ipv4/netfilter/nf_socket_ipv4.c b/net/ipv4/netfilter/nf_socket_ipv4.c
index 4824b1e183a1..36a28d46149c 100644
--- a/net/ipv4/netfilter/nf_socket_ipv4.c
+++ b/net/ipv4/netfilter/nf_socket_ipv4.c
@@ -1,11 +1,7 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (C) 2007-2008 BalaBit IT Ltd.
* Author: Krisztian Kovacs
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- *
*/
#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
#include <linux/module.h>
diff --git a/net/ipv4/netfilter/nf_tproxy_ipv4.c b/net/ipv4/netfilter/nf_tproxy_ipv4.c
index 164714104965..b6dd39636bea 100644
--- a/net/ipv4/netfilter/nf_tproxy_ipv4.c
+++ b/net/ipv4/netfilter/nf_tproxy_ipv4.c
@@ -1,11 +1,7 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (C) 2007-2008 BalaBit IT Ltd.
* Author: Krisztian Kovacs
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- *
*/
#include <net/netfilter/nf_tproxy.h>
diff --git a/net/ipv4/netfilter/nft_dup_ipv4.c b/net/ipv4/netfilter/nft_dup_ipv4.c
index 0af3d8df70dd..abf89b972094 100644
--- a/net/ipv4/netfilter/nft_dup_ipv4.c
+++ b/net/ipv4/netfilter/nft_dup_ipv4.c
@@ -1,9 +1,6 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (c) 2015 Pablo Neira Ayuso <pablo@netfilter.org>
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License version 2 as published by
- * the Free Software Foundation.
*/
#include <linux/kernel.h>
diff --git a/net/ipv4/netfilter/nft_fib_ipv4.c b/net/ipv4/netfilter/nft_fib_ipv4.c
index 94eb25bc8d7e..ce294113dbcd 100644
--- a/net/ipv4/netfilter/nft_fib_ipv4.c
+++ b/net/ipv4/netfilter/nft_fib_ipv4.c
@@ -1,8 +1,4 @@
-/*
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- */
+// SPDX-License-Identifier: GPL-2.0-only
#include <linux/kernel.h>
#include <linux/init.h>
@@ -58,11 +54,6 @@ void nft_fib4_eval_type(const struct nft_expr *expr, struct nft_regs *regs,
}
EXPORT_SYMBOL_GPL(nft_fib4_eval_type);
-static int get_ifindex(const struct net_device *dev)
-{
- return dev ? dev->ifindex : 0;
-}
-
void nft_fib4_eval(const struct nft_expr *expr, struct nft_regs *regs,
const struct nft_pktinfo *pkt)
{
@@ -94,8 +85,7 @@ void nft_fib4_eval(const struct nft_expr *expr, struct nft_regs *regs,
if (nft_hook(pkt) == NF_INET_PRE_ROUTING &&
nft_fib_is_loopback(pkt->skb, nft_in(pkt))) {
- nft_fib_store_result(dest, priv, pkt,
- nft_in(pkt)->ifindex);
+ nft_fib_store_result(dest, priv, nft_in(pkt));
return;
}
@@ -108,8 +98,7 @@ void nft_fib4_eval(const struct nft_expr *expr, struct nft_regs *regs,
if (ipv4_is_zeronet(iph->saddr)) {
if (ipv4_is_lbcast(iph->daddr) ||
ipv4_is_local_multicast(iph->daddr)) {
- nft_fib_store_result(dest, priv, pkt,
- get_ifindex(pkt->skb->dev));
+ nft_fib_store_result(dest, priv, pkt->skb->dev);
return;
}
}
@@ -150,17 +139,7 @@ void nft_fib4_eval(const struct nft_expr *expr, struct nft_regs *regs,
found = oif;
}
- switch (priv->result) {
- case NFT_FIB_RESULT_OIF:
- *dest = found->ifindex;
- break;
- case NFT_FIB_RESULT_OIFNAME:
- strncpy((char *)dest, found->name, IFNAMSIZ);
- break;
- default:
- WARN_ON_ONCE(1);
- break;
- }
+ nft_fib_store_result(dest, priv, found);
}
EXPORT_SYMBOL_GPL(nft_fib4_eval);
diff --git a/net/ipv4/netfilter/nft_reject_ipv4.c b/net/ipv4/netfilter/nft_reject_ipv4.c
index 517ce93699de..7e6fd5cde50f 100644
--- a/net/ipv4/netfilter/nft_reject_ipv4.c
+++ b/net/ipv4/netfilter/nft_reject_ipv4.c
@@ -1,11 +1,8 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (c) 2008-2009 Patrick McHardy <kaber@trash.net>
* Copyright (c) 2013 Eric Leblond <eric@regit.org>
*
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- *
* Development of this code funded by Astaro AG (http://www.astaro.com/)
*/
diff --git a/net/ipv4/netlink.c b/net/ipv4/netlink.c
index d8e3a1fb8e82..b920e1bdcf58 100644
--- a/net/ipv4/netlink.c
+++ b/net/ipv4/netlink.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
#include <linux/netlink.h>
#include <linux/rtnetlink.h>
#include <linux/types.h>
diff --git a/net/ipv4/ping.c b/net/ipv4/ping.c
index 7ccb5f87f70b..9d24ef5c5d8f 100644
--- a/net/ipv4/ping.c
+++ b/net/ipv4/ping.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* INET An implementation of the TCP/IP protocol suite for the LINUX
* operating system. INET is implemented using the BSD Socket
@@ -5,11 +6,6 @@
*
* "Ping" sockets
*
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
- *
* Based on ipv4/udp.c code.
*
* Authors: Vasiliy Kulikov / Openwall (for Linux 2.6),
@@ -17,7 +13,6 @@
*
* Pavel gave all rights to bugs to Vasiliy,
* none of the bugs are Pavel's now.
- *
*/
#include <linux/uaccess.h>
@@ -1113,7 +1108,7 @@ static void ping_v4_format_sock(struct sock *sp, struct seq_file *f,
__u16 srcp = ntohs(inet->inet_sport);
seq_printf(f, "%5d: %08X:%04X %08X:%04X"
- " %02X %08X:%08X %02X:%08lX %08X %5u %8d %lu %d %pK %d",
+ " %02X %08X:%08X %02X:%08lX %08X %5u %8d %lu %d %pK %u",
bucket, src, srcp, dest, destp, sp->sk_state,
sk_wmem_alloc_get(sp),
sk_rmem_alloc_get(sp),
diff --git a/net/ipv4/proc.c b/net/ipv4/proc.c
index c3610b37bb4c..073273b751f8 100644
--- a/net/ipv4/proc.c
+++ b/net/ipv4/proc.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* INET An implementation of the TCP/IP protocol suite for the LINUX
* operating system. INET is implemented using the BSD Socket
@@ -25,11 +26,6 @@
* split functions for more readibility.
* Andi Kleen : Add support for /proc/net/netstat
* Arnaldo C. Melo : Convert to seq_file
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
*/
#include <linux/types.h>
#include <net/net_namespace.h>
@@ -291,6 +287,7 @@ static const struct snmp_mib snmp4_net_list[] = {
SNMP_MIB_ITEM("TCPAckCompressed", LINUX_MIB_TCPACKCOMPRESSED),
SNMP_MIB_ITEM("TCPZeroWindowDrop", LINUX_MIB_TCPZEROWINDOWDROP),
SNMP_MIB_ITEM("TCPRcvQDrop", LINUX_MIB_TCPRCVQDROP),
+ SNMP_MIB_ITEM("TCPWqueueTooBig", LINUX_MIB_TCPWQUEUETOOBIG),
SNMP_MIB_SENTINEL
};
diff --git a/net/ipv4/protocol.c b/net/ipv4/protocol.c
index 92d249e053be..9a8c0892622b 100644
--- a/net/ipv4/protocol.c
+++ b/net/ipv4/protocol.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* INET An implementation of the TCP/IP protocol suite for the LINUX
* operating system. INET is implemented using the BSD Socket
@@ -16,11 +17,6 @@
* Richard Colella : Hang on hash collision
* Vince Laviano : Modified inet_del_protocol() to correctly
* maintain copy bit.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
*/
#include <linux/cache.h>
#include <linux/module.h>
diff --git a/net/ipv4/raw.c b/net/ipv4/raw.c
index dc91c27bb788..40a6abbc9cf6 100644
--- a/net/ipv4/raw.c
+++ b/net/ipv4/raw.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* INET An implementation of the TCP/IP protocol suite for the LINUX
* operating system. INET is implemented using the BSD Socket
@@ -30,11 +31,6 @@
* Alan Cox : Added IP_HDRINCL option.
* Alan Cox : Skip broadcast check if BSDism set.
* David S. Miller : New socket lookup architecture.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
*/
#include <linux/types.h>
@@ -201,7 +197,7 @@ static int raw_v4_input(struct sk_buff *skb, const struct iphdr *iph, int hash)
}
sk = __raw_v4_lookup(net, sk_next(sk), iph->protocol,
iph->saddr, iph->daddr,
- skb->dev->ifindex, sdif);
+ dif, sdif);
}
out:
read_unlock(&raw_v4_hashinfo.lock);
@@ -1076,7 +1072,7 @@ static void raw_sock_seq_show(struct seq_file *seq, struct sock *sp, int i)
srcp = inet->inet_num;
seq_printf(seq, "%4d: %08X:%04X %08X:%04X"
- " %02X %08X:%08X %02X:%08lX %08X %5u %8d %lu %d %pK %d\n",
+ " %02X %08X:%08X %02X:%08lX %08X %5u %8d %lu %d %pK %u\n",
i, src, srcp, dest, destp, sp->sk_state,
sk_wmem_alloc_get(sp),
sk_rmem_alloc_get(sp),
diff --git a/net/ipv4/raw_diag.c b/net/ipv4/raw_diag.c
index c200065ef9a5..899e34ceb560 100644
--- a/net/ipv4/raw_diag.c
+++ b/net/ipv4/raw_diag.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
#include <linux/module.h>
#include <linux/inet_diag.h>
diff --git a/net/ipv4/route.c b/net/ipv4/route.c
index 11ddc276776e..8ea0735a6754 100644
--- a/net/ipv4/route.c
+++ b/net/ipv4/route.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* INET An implementation of the TCP/IP protocol suite for the LINUX
* operating system. INET is implemented using the BSD Socket
@@ -55,11 +56,6 @@
* Eric Dumazet : hashed spinlocks and rt_check_expire() fixes.
* Ilia Sotnikov : Ignore TOS on PMTUD and Redirect
* Ilia Sotnikov : Removed TOS from hash calculations
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
*/
#define pr_fmt(fmt) "IPv4: " fmt
@@ -1651,6 +1647,39 @@ struct rtable *rt_dst_alloc(struct net_device *dev,
}
EXPORT_SYMBOL(rt_dst_alloc);
+struct rtable *rt_dst_clone(struct net_device *dev, struct rtable *rt)
+{
+ struct rtable *new_rt;
+
+ new_rt = dst_alloc(&ipv4_dst_ops, dev, 1, DST_OBSOLETE_FORCE_CHK,
+ rt->dst.flags);
+
+ if (new_rt) {
+ new_rt->rt_genid = rt_genid_ipv4(dev_net(dev));
+ new_rt->rt_flags = rt->rt_flags;
+ new_rt->rt_type = rt->rt_type;
+ new_rt->rt_is_input = rt->rt_is_input;
+ new_rt->rt_iif = rt->rt_iif;
+ new_rt->rt_pmtu = rt->rt_pmtu;
+ new_rt->rt_mtu_locked = rt->rt_mtu_locked;
+ new_rt->rt_gw_family = rt->rt_gw_family;
+ if (rt->rt_gw_family == AF_INET)
+ new_rt->rt_gw4 = rt->rt_gw4;
+ else if (rt->rt_gw_family == AF_INET6)
+ new_rt->rt_gw6 = rt->rt_gw6;
+ INIT_LIST_HEAD(&new_rt->rt_uncached);
+
+ new_rt->dst.flags |= DST_HOST;
+ new_rt->dst.input = rt->dst.input;
+ new_rt->dst.output = rt->dst.output;
+ new_rt->dst.error = rt->dst.error;
+ new_rt->dst.lastuse = jiffies;
+ new_rt->dst.lwtstate = lwtstate_get(rt->dst.lwtstate);
+ }
+ return new_rt;
+}
+EXPORT_SYMBOL(rt_dst_clone);
+
/* called in rcu_read_lock() section */
int ip_mc_validate_source(struct sk_buff *skb, __be32 daddr, __be32 saddr,
u8 tos, struct net_device *dev,
@@ -1985,7 +2014,7 @@ static int ip_route_input_slow(struct sk_buff *skb, __be32 daddr, __be32 saddr,
u32 itag = 0;
struct rtable *rth;
struct flowi4 fl4;
- bool do_cache;
+ bool do_cache = true;
/* IP on this device is disabled. */
@@ -2062,6 +2091,9 @@ static int ip_route_input_slow(struct sk_buff *skb, __be32 daddr, __be32 saddr,
if (res->type == RTN_BROADCAST) {
if (IN_DEV_BFORWARD(in_dev))
goto make_route;
+ /* not do cache if bc_forwarding is enabled */
+ if (IPV4_DEVCONF_ALL(net, BC_FORWARDING))
+ do_cache = false;
goto brd_input;
}
@@ -2099,18 +2131,15 @@ brd_input:
RT_CACHE_STAT_INC(in_brd);
local_input:
- do_cache = false;
- if (res->fi) {
- if (!itag) {
- struct fib_nh_common *nhc = FIB_RES_NHC(*res);
+ do_cache &= res->fi && !itag;
+ if (do_cache) {
+ struct fib_nh_common *nhc = FIB_RES_NHC(*res);
- rth = rcu_dereference(nhc->nhc_rth_input);
- if (rt_cache_valid(rth)) {
- skb_dst_set_noref(skb, &rth->dst);
- err = 0;
- goto out;
- }
- do_cache = true;
+ rth = rcu_dereference(nhc->nhc_rth_input);
+ if (rt_cache_valid(rth)) {
+ skb_dst_set_noref(skb, &rth->dst);
+ err = 0;
+ goto out;
}
}
diff --git a/net/ipv4/syncookies.c b/net/ipv4/syncookies.c
index 008545f63667..535b69326f66 100644
--- a/net/ipv4/syncookies.c
+++ b/net/ipv4/syncookies.c
@@ -1,13 +1,9 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Syncookies implementation for the Linux kernel
*
* Copyright (C) 1997 Andi Kleen
* Based on ideas by D.J.Bernstein and Eric Schenk.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
*/
#include <linux/tcp.h>
diff --git a/net/ipv4/sysctl_net_ipv4.c b/net/ipv4/sysctl_net_ipv4.c
index 875867b64d6a..b6f14af926fa 100644
--- a/net/ipv4/sysctl_net_ipv4.c
+++ b/net/ipv4/sysctl_net_ipv4.c
@@ -39,6 +39,8 @@ static int ip_local_port_range_min[] = { 1, 1 };
static int ip_local_port_range_max[] = { 65535, 65535 };
static int tcp_adv_win_scale_min = -31;
static int tcp_adv_win_scale_max = 31;
+static int tcp_min_snd_mss_min = TCP_MIN_SND_MSS;
+static int tcp_min_snd_mss_max = 65535;
static int ip_privileged_port_min;
static int ip_privileged_port_max = 65535;
static int ip_ttl_min = 1;
@@ -559,6 +561,18 @@ static struct ctl_table ipv4_table[] = {
.extra1 = &sysctl_fib_sync_mem_min,
.extra2 = &sysctl_fib_sync_mem_max,
},
+ {
+ .procname = "tcp_rx_skb_cache",
+ .data = &tcp_rx_skb_cache_key.key,
+ .mode = 0644,
+ .proc_handler = proc_do_static_key,
+ },
+ {
+ .procname = "tcp_tx_skb_cache",
+ .data = &tcp_tx_skb_cache_key.key,
+ .mode = 0644,
+ .proc_handler = proc_do_static_key,
+ },
{ }
};
@@ -758,6 +772,15 @@ static struct ctl_table ipv4_net_table[] = {
.proc_handler = proc_dointvec,
},
{
+ .procname = "tcp_min_snd_mss",
+ .data = &init_net.ipv4.sysctl_tcp_min_snd_mss,
+ .maxlen = sizeof(int),
+ .mode = 0644,
+ .proc_handler = proc_dointvec_minmax,
+ .extra1 = &tcp_min_snd_mss_min,
+ .extra2 = &tcp_min_snd_mss_max,
+ },
+ {
.procname = "tcp_probe_threshold",
.data = &init_net.ipv4.sysctl_tcp_probe_threshold,
.maxlen = sizeof(int),
diff --git a/net/ipv4/tcp.c b/net/ipv4/tcp.c
index 1fa15beb8380..7dc9ab84bb69 100644
--- a/net/ipv4/tcp.c
+++ b/net/ipv4/tcp.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* INET An implementation of the TCP/IP protocol suite for the LINUX
* operating system. INET is implemented using the BSD Socket
@@ -205,11 +206,6 @@
* Hirokazu Takahashi : Use copy_from_user() instead of
* csum_and_copy_from_user() if possible.
*
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or(at your option) any later version.
- *
* Description of States:
*
* TCP_SYN_SENT sent a connection request, waiting for ack
@@ -321,6 +317,11 @@ struct tcp_splice_state {
unsigned long tcp_memory_pressure __read_mostly;
EXPORT_SYMBOL_GPL(tcp_memory_pressure);
+DEFINE_STATIC_KEY_FALSE(tcp_rx_skb_cache_key);
+EXPORT_SYMBOL(tcp_rx_skb_cache_key);
+
+DEFINE_STATIC_KEY_FALSE(tcp_tx_skb_cache_key);
+
void tcp_enter_memory_pressure(struct sock *sk)
{
unsigned long val;
@@ -855,7 +856,7 @@ struct sk_buff *sk_stream_alloc_skb(struct sock *sk, int size, gfp_t gfp,
if (likely(!size)) {
skb = sk->sk_tx_skb_cache;
- if (skb && !skb_cloned(skb)) {
+ if (skb) {
skb->truesize = SKB_TRUESIZE(skb_end_offset(skb));
sk->sk_tx_skb_cache = NULL;
pskb_trim(skb, 0);
@@ -3872,6 +3873,7 @@ void __init tcp_init(void)
unsigned long limit;
unsigned int i;
+ BUILD_BUG_ON(TCP_MIN_SND_MSS <= MAX_TCP_OPTION_SPACE);
BUILD_BUG_ON(sizeof(struct tcp_skb_cb) >
FIELD_SIZEOF(struct sk_buff, cb));
diff --git a/net/ipv4/tcp_bic.c b/net/ipv4/tcp_bic.c
index fc3614377413..645cc3009e64 100644
--- a/net/ipv4/tcp_bic.c
+++ b/net/ipv4/tcp_bic.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Binary Increase Congestion control for TCP
* Home page:
diff --git a/net/ipv4/tcp_bpf.c b/net/ipv4/tcp_bpf.c
index 1bb7321a256d..3d1e15401384 100644
--- a/net/ipv4/tcp_bpf.c
+++ b/net/ipv4/tcp_bpf.c
@@ -27,7 +27,10 @@ static int tcp_bpf_wait_data(struct sock *sk, struct sk_psock *psock,
int flags, long timeo, int *err)
{
DEFINE_WAIT_FUNC(wait, woken_wake_function);
- int ret;
+ int ret = 0;
+
+ if (!timeo)
+ return ret;
add_wait_queue(sk_sleep(sk), &wait);
sk_set_bit(SOCKWQ_ASYNC_WAITDATA, sk);
@@ -528,8 +531,6 @@ static void tcp_bpf_remove(struct sock *sk, struct sk_psock *psock)
{
struct sk_psock_link *link;
- sk_psock_cork_free(psock);
- __sk_psock_purge_ingress_msg(psock);
while ((link = sk_psock_link_pop(psock))) {
sk_psock_unlink(sk, link);
sk_psock_free_link(link);
diff --git a/net/ipv4/tcp_cdg.c b/net/ipv4/tcp_cdg.c
index 37eebd910396..709d23801823 100644
--- a/net/ipv4/tcp_cdg.c
+++ b/net/ipv4/tcp_cdg.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* CAIA Delay-Gradient (CDG) congestion control
*
diff --git a/net/ipv4/tcp_cong.c b/net/ipv4/tcp_cong.c
index bc6c02f16243..e1862b64a90f 100644
--- a/net/ipv4/tcp_cong.c
+++ b/net/ipv4/tcp_cong.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Pluggable TCP congestion control support and newReno
* congestion control.
diff --git a/net/ipv4/tcp_cubic.c b/net/ipv4/tcp_cubic.c
index 78bfadfcf342..1b3d032a4df2 100644
--- a/net/ipv4/tcp_cubic.c
+++ b/net/ipv4/tcp_cubic.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* TCP CUBIC: Binary Increase Congestion control for TCP v2.3
* Home page:
diff --git a/net/ipv4/tcp_dctcp.c b/net/ipv4/tcp_dctcp.c
index 477cb4aa456c..79f705450c16 100644
--- a/net/ipv4/tcp_dctcp.c
+++ b/net/ipv4/tcp_dctcp.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/* DataCenter TCP (DCTCP) congestion control.
*
* http://simula.stanford.edu/~alizade/Site/DCTCP.html
@@ -33,11 +34,6 @@
* Daniel Borkmann <dborkman@redhat.com>
* Florian Westphal <fw@strlen.de>
* Glenn Judd <glenn.judd@morganstanley.com>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or (at
- * your option) any later version.
*/
#include <linux/module.h>
diff --git a/net/ipv4/tcp_diag.c b/net/ipv4/tcp_diag.c
index 81148f7a2323..a3a386236d93 100644
--- a/net/ipv4/tcp_diag.c
+++ b/net/ipv4/tcp_diag.c
@@ -1,12 +1,8 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* tcp_diag.c Module for monitoring TCP transport protocols sockets.
*
* Authors: Alexey Kuznetsov, <kuznet@ms2.inr.ac.ru>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
*/
#include <linux/module.h>
diff --git a/net/ipv4/tcp_fastopen.c b/net/ipv4/tcp_fastopen.c
index 018a48477355..f5a45e1e1182 100644
--- a/net/ipv4/tcp_fastopen.c
+++ b/net/ipv4/tcp_fastopen.c
@@ -221,10 +221,6 @@ static struct sock *tcp_fastopen_create_child(struct sock *sk,
struct sock *child;
bool own_req;
- req->num_retrans = 0;
- req->num_timeout = 0;
- req->sk = NULL;
-
child = inet_csk(sk)->icsk_af_ops->syn_recv_sock(sk, skb, req, NULL,
NULL, &own_req);
if (!child)
diff --git a/net/ipv4/tcp_highspeed.c b/net/ipv4/tcp_highspeed.c
index d1c33c91eadc..bfdfbb972c57 100644
--- a/net/ipv4/tcp_highspeed.c
+++ b/net/ipv4/tcp_highspeed.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* Sally Floyd's High Speed TCP (RFC 3649) congestion control
*
diff --git a/net/ipv4/tcp_htcp.c b/net/ipv4/tcp_htcp.c
index 082d479462fa..88e1f011afe0 100644
--- a/net/ipv4/tcp_htcp.c
+++ b/net/ipv4/tcp_htcp.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* H-TCP congestion control. The algorithm is detailed in:
* R.N.Shorten, D.J.Leith:
diff --git a/net/ipv4/tcp_hybla.c b/net/ipv4/tcp_hybla.c
index 0f7175c3338e..be39327e04e6 100644
--- a/net/ipv4/tcp_hybla.c
+++ b/net/ipv4/tcp_hybla.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* TCP HYBLA
*
diff --git a/net/ipv4/tcp_illinois.c b/net/ipv4/tcp_illinois.c
index faddf4f9a707..00e54873213e 100644
--- a/net/ipv4/tcp_illinois.c
+++ b/net/ipv4/tcp_illinois.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-only
/*
* TCP Illinois congestion control.
* Home page:
diff --git a/net/ipv4/tcp_input.c b/net/ipv4/tcp_input.c
index 20f6fac5882e..d95ee40df6c2 100644
--- a/net/ipv4/tcp_input.c
+++ b/net/ipv4/tcp_input.c
@@ -1302,7 +1302,7 @@ static bool tcp_shifted_skb(struct sock *sk, struct sk_buff *prev,
TCP_SKB_CB(skb)->seq += shifted;
tcp_skb_pcount_add(prev, pcount);
- BUG_ON(tcp_skb_pcount(skb) < pcount);
+ WARN_ON_ONCE(tcp_skb_pcount(skb) < pcount);
tcp_skb_pcount_add(skb, -pcount);
/* When we're adding to gso_segs == 1, gso_size will be zero,
@@ -1368,6 +1368,21 @@ static int skb_can_shift(const struct sk_buff *skb)
return !skb_headlen(skb) && skb_is_nonlinear(skb);
}
+int tcp_skb_shift(struct sk_buff *to, struct sk_buff *from,
+ int pcount, int shiftlen)
+{
+ /* TCP min gso_size is 8 bytes (TCP_MIN_GSO_SIZE)
+ * Since TCP_SKB_CB(skb)->tcp_gso_segs is 16 bits, we need
+ * to make sure not storing more than 65535 * 8 bytes per skb,
+ * even if current MSS is bigger.
+ */
+ if (unlikely(to->len + shiftlen >= 65535 * TCP_MIN_GSO_SIZE))
+ return 0;
+ if (unlikely(tcp_skb_pcount(to) + pcount > 65535))
+ return 0;
+ return skb_shift(to, from, shiftlen);
+