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2017-07-14Merge tag 'ntb-4.13' of git://github.com/jonmason/ntbLinus Torvalds1-0/+2
Pull NTB updates from Jon Mason: "The major change in the series is a rework of the NTB infrastructure to all for IDT hardware to be supported (and resulting fallout from that). There are also a few clean-ups, etc. New IDT NTB driver and changes to the NTB infrastructure to allow for this different kind of NTB HW, some style fixes (per Greg KH recommendation), and some ntb_test tweaks" * tag 'ntb-4.13' of git://github.com/jonmason/ntb: ntb_netdev: set the net_device's parent ntb: Add error path/handling to Debug FS entry creation ntb: Add more debugfs support for ntb_perf testing options ntb: Remove debug-fs variables from the context structure ntb: Add a module option to control affinity of DMA channels NTB: Add IDT 89HPESxNTx PCIe-switches support ntb_hw_intel: Style fixes: open code macros that just obfuscate code ntb_hw_amd: Style fixes: open code macros that just obfuscate code NTB: Add ntb.h comments NTB: Add PCIe Gen4 link speed NTB: Add new Memory Windows API documentation NTB: Add Messaging NTB API NTB: Alter Scratchpads API to support multi-ports devices NTB: Alter MW API to support multi-ports devices NTB: Alter link-state API to support multi-port devices NTB: Add indexed ports NTB API NTB: Make link-state API being declared first NTB: ntb_test: add parameter for doorbell bitmask NTB: ntb_test: modprobe on remote host
2017-07-12net: stmmac: revert "support future possible different internal phy mode"LABBE Corentin1-7/+3
Since internal phy-mode is reserved for non-xMII protocol we cannot use it with dwmac-sun8i. Furthermore, all DT patchs which comes with this patch were cleaned, so the current state is broken. This reverts commit 1c2fa5f84683 ("net: stmmac: support future possible different internal phy mode") Fixes: 1c2fa5f84683 ("net: stmmac: support future possible different internal phy mode") Signed-off-by: Corentin Labbe <clabbe.montjoie@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-07-12sfc: don't read beyond unicast address listBert Kenward1-5/+3
If we have more than 32 unicast MAC addresses assigned to an interface we will read beyond the end of the address table in the driver when adding filters. The next 256 entries store multicast addresses, so we will end up attempting to insert duplicate filters, which is mostly harmless. If we add more than 288 unicast addresses we will then read past the multicast address table, which is likely to be more exciting. Fixes: 12fb0da45c9a ("sfc: clean fallbacks between promisc/normal in efx_ef10_filter_sync_rx_mode") Signed-off-by: Bert Kenward <bkenward@solarflare.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-07-12smsc911x: Add check for ioremap_nocache() return codeAlexey Khoroshilov1-0/+5
There is no check for return code of smsc911x_drv_probe() in smsc911x_drv_probe(). The patch adds one. Found by Linux Driver Verification project (linuxtesting.org). Signed-off-by: Alexey Khoroshilov <khoroshilov@ispras.ru> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-07-12brcmfmac: fix possible buffer overflow in brcmf_cfg80211_mgmt_tx()Arend van Spriel1-0/+5
The lower level nl80211 code in cfg80211 ensures that "len" is between 25 and NL80211_ATTR_FRAME (2304). We subtract DOT11_MGMT_HDR_LEN (24) from "len" so thats's max of 2280. However, the action_frame->data[] buffer is only BRCMF_FIL_ACTION_FRAME_SIZE (1800) bytes long so this memcpy() can overflow. memcpy(action_frame->data, &buf[DOT11_MGMT_HDR_LEN], le16_to_cpu(action_frame->len)); Cc: stable@vger.kernel.org # 3.9.x Fixes: 18e2f61db3b70 ("brcmfmac: P2P action frame tx.") Reported-by: "freenerguo(郭大兴)" <freenerguo@tencent.com> Signed-off-by: Arend van Spriel <arend.vanspriel@broadcom.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-07-12net: hns: Bugfix for Tx timeout handling in hns driverLin Yun Sheng1-7/+9
When hns port type is not debug mode, netif_tx_disable is called when there is a tx timeout, which requires system reboot to return to normal state. This patch fix this problem by resetting the net dev. Fixes: b5996f11ea54 ("net: add Hisilicon Network Subsystem basic ethernet support") Signed-off-by: Lin Yun Sheng <linyunsheng@huawei.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-07-12nfp: freeing the wrong variableDan Carpenter1-1/+1
We accidentally free a NULL pointer and leak the pointer we want to free. Also you can tell from the label name what was intended. :) Fixes: abfcdc1de9bf ("nfp: add a stats handler for flower offloads") Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com> Acked-by: Jakub Kicinski <jakub.kicinski@netronome.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-07-12mlxsw: spectrum_switchdev: Check status of memory allocationIdo Schimmel1-0/+6
We can't rely on kzalloc() always succeeding, so check its return value. Suppresses the following smatch error: mlxsw_sp_switchdev_event() error: potential null dereference 'switchdev_work->fdb_info.addr'. (kzalloc returns null) Fixes: af061378924f ("mlxsw: spectrum_switchdev: Add support for learning FDB through notification") Signed-off-by: Ido Schimmel <idosch@mellanox.com> Signed-off-by: Jiri Pirko <jiri@mellanox.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-07-12mlxsw: spectrum_switchdev: Remove unused variableIdo Schimmel1-3/+0
Commit 10e23eb299fa ("mlxsw: spectrum: Remove support for bypass bridge port attributes/vlan set") removed statements that used 'bridge_vlan', but didn't remove the variable itself resulting in the following warning with W=1: warning: variable ‘bridge_vlan’ set but not used [-Wunused-but-set-variable] Remove the variable and suppress the warning. Fixes: 10e23eb299fa ("mlxsw: spectrum: Remove support for bypass bridge port attributes/vlan set") Signed-off-by: Ido Schimmel <idosch@mellanox.com> Signed-off-by: Jiri Pirko <jiri@mellanox.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-07-12mlxsw: spectrum_router: Fix use-after-free in route replaceIdo Schimmel1-0/+3
While working on IPv6 route replace I realized we can have a use-after-free in IPv4 in case the replaced route is offloaded and the only one using its FIB info. The problem is that fib_table_insert() drops the reference on the FIB info of the replaced routes which is eventually freed via call_rcu(). Since the driver doesn't hold a reference on this FIB info it can cause a use-after-free when it tries to clear the RTNH_F_OFFLOAD flag stored in fi->fib_flags. After running the following commands in a loop for enough time with a KASAN enabled kernel I finally got the below trace. $ ip route add 192.168.50.0/24 via 192.168.200.1 dev enp3s0np3 $ ip route replace 192.168.50.0/24 dev enp3s0np5 $ ip route del 192.168.50.0/24 dev enp3s0np5 BUG: KASAN: use-after-free in mlxsw_sp_fib_entry_offload_unset+0xa7/0x120 [mlxsw_spectrum] Read of size 4 at addr ffff8803717d9820 by task kworker/u4:2/55 [...] ? mlxsw_sp_fib_entry_offload_unset+0xa7/0x120 [mlxsw_spectrum] ? mlxsw_sp_fib_entry_offload_unset+0xa7/0x120 [mlxsw_spectrum] ? mlxsw_sp_router_neighs_update_work+0x1cd0/0x1ce0 [mlxsw_spectrum] ? mlxsw_sp_fib_entry_offload_unset+0xa7/0x120 [mlxsw_spectrum] __asan_load4+0x61/0x80 mlxsw_sp_fib_entry_offload_unset+0xa7/0x120 [mlxsw_spectrum] mlxsw_sp_fib_entry_offload_refresh+0xb6/0x370 [mlxsw_spectrum] mlxsw_sp_router_fib_event_work+0xd1c/0x2780 [mlxsw_spectrum] [...] Freed by task 5131: save_stack_trace+0x16/0x20 save_stack+0x46/0xd0 kasan_slab_free+0x70/0xc0 kfree+0x144/0x570 free_fib_info_rcu+0x2e7/0x410 rcu_process_callbacks+0x4f8/0xe30 __do_softirq+0x1d3/0x9e2 Fix this by taking a reference on the FIB info when creating the nexthop group it represents and drop it when the group is destroyed. Fixes: 599cf8f95f22 ("mlxsw: spectrum_router: Add support for route replace") Signed-off-by: Ido Schimmel <idosch@mellanox.com> Signed-off-by: Jiri Pirko <jiri@mellanox.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-07-12mlxsw: spectrum_router: Add missing rollbackIdo Schimmel1-0/+1
With this patch the error path of mlxsw_sp_nexthop_init() is symmetric with mlxsw_sp_nexthop_fini(). Noticed during code review. Fixes: a8c970142798 ("mlxsw: spectrum_router: Refactor nexthop init routine") Signed-off-by: Ido Schimmel <idosch@mellanox.com> Signed-off-by: Jiri Pirko <jiri@mellanox.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-07-11tap: convert a mutex to a spinlockWANG Cong1-9/+9
We are not allowed to block on the RCU reader side, so can't just hold the mutex as before. As a quick fix, convert it to a spinlock. Fixes: d9f1f61c0801 ("tap: Extending tap device create/destroy APIs") Reported-by: Christian Borntraeger <borntraeger@de.ibm.com> Tested-by: Christian Borntraeger <borntraeger@de.ibm.com> Cc: Sainath Grandhi <sainath.grandhi@intel.com> Signed-off-by: Cong Wang <xiyou.wangcong@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-07-11cxgb4: fix BUG() on interrupt deallocating path of ULDGuilherme G. Piccoli2-22/+36
Since the introduction of ULD (Upper-Layer Drivers), the MSI-X deallocating path changed in cxgb4: the driver frees the interrupts of ULD when unregistering it or on shutdown PCI handler. Problem is that if a MSI-X is not freed before deallocated in the PCI layer, it will trigger a BUG() due to still "alive" interrupt being tentatively quiesced. The below trace was observed when doing a simple unbind of Chelsio's adapter PCI function, like: "echo 001e:80:00.4 > /sys/bus/pci/drivers/cxgb4/unbind" Trace: kernel BUG at drivers/pci/msi.c:352! Oops: Exception in kernel mode, sig: 5 [#1] ... NIP [c0000000005a5e60] free_msi_irqs+0xa0/0x250 LR [c0000000005a5e50] free_msi_irqs+0x90/0x250 Call Trace: [c0000000005a5e50] free_msi_irqs+0x90/0x250 (unreliable) [c0000000005a72c4] pci_disable_msix+0x124/0x180 [d000000011e06708] disable_msi+0x88/0xb0 [cxgb4] [d000000011e06948] free_some_resources+0xa8/0x160 [cxgb4] [d000000011e06d60] remove_one+0x170/0x3c0 [cxgb4] [c00000000058a910] pci_device_remove+0x70/0x110 [c00000000064ef04] device_release_driver_internal+0x1f4/0x2c0 ... This patch fixes the issue by refactoring the shutdown path of ULD on cxgb4 driver, by properly freeing and disabling interrupts on PCI remove handler too. Fixes: 0fbc81b3ad51 ("Allocate resources dynamically for all cxgb4 ULD's") Reported-by: Harsha Thyagaraja <hathyaga@in.ibm.com> Signed-off-by: Guilherme G. Piccoli <gpiccoli@linux.vnet.ibm.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-07-11qed: Fix printk option passed when printing ipv6 addressesKalderon, Michal1-3/+3
The option "h" (host order ) exists for ipv4 only. Remove the h when printing ipv6 addresses. Lead to the following smatch warning: drivers/net/ethernet/qlogic/qed/qed_iwarp.c:585 qed_iwarp_print_tcp_ramrod() warn: '%pI6' can only be followed by c drivers/net/ethernet/qlogic/qed/qed_iwarp.c:1521 qed_iwarp_print_cm_info() warn: '%pI6' can only be followed by c Fixes commit 456a584947d5 ("qed: iWARP CM add passive side connect") Reported-by: Dan Carpenter <dan.carpenter@oracle.com> Signed-off-by: Michal Kalderon <Michal.Kalderon@cavium.com> Signed-off-by: Yuval Mintz <Yuval.Mintz@cavium.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-07-11net: stmmac: Make 'alloc_dma_[rt]x_desc_resources()' look even closerChristophe Jaillet1-6/+6
'alloc_dma_[rt]x_desc_resources()' functions look very close. Remove a useless initialization and use the same label name for error handling path in order to get them even closer. Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr> Acked-by: Giuseppe Cavallaro <peppe.cavallaro@st.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-07-11net: stmmac: Fix error handling path in 'alloc_dma_tx_desc_resources()'Christophe Jaillet1-1/+1
If the first 'kmalloc_array' within the loop fails, we should free what as already been allocated, as done in all other error handling path. Fixes: ce736788e8a9 ("net: stmmac: adding multiple buffers for TX") Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr> Acked-by: Giuseppe Cavallaro <peppe.cavallaro@st.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-07-11net: stmmac: Fix error handling path in 'alloc_dma_rx_desc_resources()'Christophe Jaillet1-1/+1
If the first 'kmalloc_array' within the loop fails, we should free what as already been allocated, as done in all other error handling path. Fixes: 54139cf3bb33 ("net: stmmac: adding multiple buffers for rx") Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr> Acked-by: Giuseppe Cavallaro <peppe.cavallaro@st.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-07-11cisco: enic: Fic an error handling path in 'vnic_dev_init_devcmd2()'Christophe Jaillet1-4/+5
if 'ioread32()' returns 0xFFFFFFF, we have to go through the error handling path as done everywhere else in this function. Move the 'err_free_wq' label to better match its name and its location and add a new label 'err_disable_wq'. Update the code accordingly. Fixes: 373fb0873d43 ("enic: add devcmd2") Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-07-11bnxt_en: Fix SRIOV on big-endian architecture.Michael Chan1-5/+10
The PF driver sets up a list of firmware commands from the VF driver that needs to be forwarded to the PF for approval. This list is a 256-bit bitmap. The code that sets up the bitmap falls apart on big-endian architecture. __set_bit() does not work because it operates on long types whereas the firmware interface is defined in u32 types, causing bits in the wrong 32-bit word to be set. Fix it by setting the proper bits on an array of u32. Fixes: de68f5de5651 ("bnxt_en: Fix bitmap declaration to work on 32-bit arches.") Reported-by: Shannon Nelson <shannon.nelson@oracle.com> Signed-off-by: Michael Chan <michael.chan@broadcom.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-07-11bnxt_en: Fix bug in ethtool -L.Michael Chan4-9/+8
When changing channels from combined to rx/tx or vice versa, the code uses the wrong "sh" parameter to determine if we are reserving rings for shared or non-shared mode. It should be using the ethtool requested "sh" parameter instead of the current "sh" parameter. Fix it by passing the "sh" parameter to bnxt_reserve_rings(). For ethtool, we will pass in the requested "sh" parameter. Fixes: 391be5c27364 ("bnxt_en: Implement new scheme to reserve tx rings.") Signed-off-by: Michael Chan <michael.chan@broadcom.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-07-11bnxt_en: Fix race conditions in .ndo_get_stats64().Michael Chan2-2/+17
.ndo_get_stats64() may not be protected by RTNL and can race with .ndo_stop() or other ethtool operations that can free the statistics memory. Fix it by setting a new flag BNXT_STATE_READ_STATS and then proceeding to read statistics memory only if the state is OPEN. The close path that frees the memory clears the OPEN state and then waits for the BNXT_STATE_READ_STATS to clear before proceeding to free the statistics memory. Fixes: c0c050c58d84 ("bnxt_en: New Broadcom ethernet driver.") Signed-off-by: Michael Chan <michael.chan@broadcom.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-07-10net/mlx5: IPSec, fix 64-bit division correctlyArnd Bergmann1-3/+1
The new IPSec offload code introduced a build error: drivers/net/ethernet/mellanox/mlx5/core/en_accel/ipsec_rxtx.o: In function `mlx5e_ipsec_build_inverse_table': ipsec_rxtx.c:(.text+0x556): undefined reference Another patch was added on top to fix the build error, but that introduced a new bug, as we now use the remainder of the division rather than the result. This makes it use the correct helper function instead. Fixes: 5dfd87b67cd9 ("net/mlx5: IPSec, Fix 64-bit division on 32-bit builds") Fixes: 2ac9cfe78223 ("net/mlx5e: IPSec, Add Innova IPSec offload TX data path") Signed-off-by: Arnd Bergmann <arnd@arndb.de> Reviewed-by: Ilan Tayari <ilant@mellanox.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-07-09Merge tag 'mlx5-fixes-2017-07-09' of https://git.kernel.org/pub/scm/linux/kernel/git/saeed/linuxDavid S. Miller11-6/+16
Saeed Mahameed says: ==================== mlx5-fixes-2017-07-09 This series includes fixes to mlx5 driver: - Compilation warnings and issues introduced on v4.12 - Initialize CEE's getpermhwaddr address buffer to 0xff ==================== Signed-off-by: David S. Miller <davem@davemloft.net>
2017-07-08Merge tag 'pci-v4.13-changes' of git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pciLinus Torvalds2-52/+55
Pull PCI updates from Bjorn Helgaas: - add sysfs max_link_speed/width, current_link_speed/width (Wong Vee Khee) - make host bridge IRQ mapping much more generic (Matthew Minter, Lorenzo Pieralisi) - convert most drivers to pci_scan_root_bus_bridge() (Lorenzo Pieralisi) - mutex sriov_configure() (Jakub Kicinski) - mutex pci_error_handlers callbacks (Christoph Hellwig) - split ->reset_notify() into ->reset_prepare()/reset_done() (Christoph Hellwig) - support multiple PCIe portdrv interrupts for MSI as well as MSI-X (Gabriele Paoloni) - allocate MSI/MSI-X vector for Downstream Port Containment (Gabriele Paoloni) - fix MSI IRQ affinity pre/post/min_vecs issue (Michael Hernandez) - test INTx masking during enumeration, not at run-time (Piotr Gregor) - avoid using device_may_wakeup() for runtime PM (Rafael J. Wysocki) - restore the status of PCI devices across hibernation (Chen Yu) - keep parent resources that start at 0x0 (Ard Biesheuvel) - enable ECRC only if device supports it (Bjorn Helgaas) - restore PRI and PASID state after Function-Level Reset (CQ Tang) - skip DPC event if device is not present (Keith Busch) - check domain when matching SMBIOS info (Sujith Pandel) - mark Intel XXV710 NIC INTx masking as broken (Alex Williamson) - avoid AMD SB7xx EHCI USB wakeup defect (Kai-Heng Feng) - work around long-standing Macbook Pro poweroff issue (Bjorn Helgaas) - add Switchtec "running" status flag (Logan Gunthorpe) - fix dra7xx incorrect RW1C IRQ register usage (Arvind Yadav) - modify xilinx-nwl IRQ chip for legacy interrupts (Bharat Kumar Gogada) - move VMD SRCU cleanup after bus, child device removal (Jon Derrick) - add Faraday clock handling (Linus Walleij) - configure Rockchip MPS and reorganize (Shawn Lin) - limit Qualcomm TLP size to 2K (hardware issue) (Srinivas Kandagatla) - support Tegra MSI 64-bit addressing (Thierry Reding) - use Rockchip normal (not privileged) register bank (Shawn Lin) - add HiSilicon Kirin SoC PCIe controller driver (Xiaowei Song) - add Sigma Designs Tango SMP8759 PCIe controller driver (Marc Gonzalez) - add MediaTek PCIe host controller support (Ryder Lee) - add Qualcomm IPQ4019 support (John Crispin) - add HyperV vPCI protocol v1.2 support (Jork Loeser) - add i.MX6 regulator support (Quentin Schulz) * tag 'pci-v4.13-changes' of git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci: (113 commits) PCI: tango: Add Sigma Designs Tango SMP8759 PCIe host bridge support PCI: Add DT binding for Sigma Designs Tango PCIe controller PCI: rockchip: Use normal register bank for config accessors dt-bindings: PCI: Add documentation for MediaTek PCIe PCI: Remove __pci_dev_reset() and pci_dev_reset() PCI: Split ->reset_notify() method into ->reset_prepare() and ->reset_done() PCI: xilinx: Make of_device_ids const PCI: xilinx-nwl: Modify IRQ chip for legacy interrupts PCI: vmd: Move SRCU cleanup after bus, child device removal PCI: vmd: Correct comment: VMD domains start at 0x10000, not 0x1000 PCI: versatile: Add local struct device pointers PCI: tegra: Do not allocate MSI target memory PCI: tegra: Support MSI 64-bit addressing PCI: rockchip: Use local struct device pointer consistently PCI: rockchip: Check for clk_prepare_enable() errors during resume MAINTAINERS: Remove Wenrui Li as Rockchip PCIe driver maintainer PCI: rockchip: Configure RC's MPS setting PCI: rockchip: Reconfigure configuration space header type PCI: rockchip: Split out rockchip_pcie_cfg_configuration_accesses() PCI: rockchip: Move configuration accesses into rockchip_pcie_cfg_atu() ...
2017-07-08Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/netLinus Torvalds12-37/+39
Pull networking fixes from David Miller: "Mostly fixing some light fallout from the changes that went into the merge window. 1) Fix memory leaks on network namespace teardown in netfilter, from Liping Zhang. 2) When comparing ipv6 nexthops, we have to take the lightweight tunnel state into account as well. From David Ahern. 3) Fix socket option object length check in the new TLS code, from Matthias Rosenfelder. 4) Fix memory leak in nfp driver flower support, from Jakub Kicinski. 5) Several netlink attribute validation fixes in cfg80211, from Srinivas Dasari. 6) Fix context array leak in virtio_net, from Jason Wang. 7) SKB use after free in hns driver, from Yusheng Lin. 8) Fix socket leak on accept() in RDS, from Sowmini Varadhan. Also add a WARN_ON() to sock_graft() so other protocol stacks don't trip over this as well" * git://git.kernel.org/pub/scm/linux/kernel/git/davem/net: (26 commits) net: ethernet: mediatek: remove useless code in mtk_probe() mpls: fix uninitialized in_label var warning in mpls_getroute doc: SKB_GSO_[IPIP|SIT] have been replaced bonding: avoid NETDEV_CHANGEMTU event when unregistering slave net/sock: add WARN_ON(parent->sk) in sock_graft() rds: tcp: use sock_create_lite() to create the accept socket net: hns: Fix a skb used after free bug net: hns: Fix a wrong op phy C45 code net: macb: Adding Support for Jumbo Frames up to 10240 Bytes in SAMA5D3 net: Update networking MAINTAINERS entry. virtio-net: fix leaking of ctx array cfg80211: Validate frequencies nested in NL80211_ATTR_SCAN_FREQUENCIES cfg80211: Define nla_policy for NL80211_ATTR_LOCAL_MESH_POWER_MODE cfg80211: Check if NAN service ID is of expected size cfg80211: Check if PMKID attribute is of expected size arcnet: com20020-pci: Fix an error handling path in 'com20020pci_probe()' nfp: flower: add missing clean up call to avoid memory leaks vrf: fix bug_on triggered by rx when destroying a vrf ptp: dte: Use LL suffix for 64-bit constants sctp: set the value of flowi6_oif to sk_bound_dev_if to make sctp_v6_get_dst to find the correct route entry. ...
2017-07-08net: ethernet: mediatek: remove useless code in mtk_probe()Gustavo A. R. Silva1-5/+0
Remove useless local variables _match_, _soc_ and the code related. Notice that const struct of_device_id of_mtk_match[] = { { .compatible = "mediatek,mt2701-eth" }, {}, }; So match->data is NULL. Suggested-by: Andrew Lunn <andrew@lunn.ch> Signed-off-by: Gustavo A. R. Silva <garsilva@embeddedor.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-07-08bonding: avoid NETDEV_CHANGEMTU event when unregistering slaveWANG Cong1-6/+9
As Hongjun/Nicolas summarized in their original patch: " When a device changes from one netns to another, it's first unregistered, then the netns reference is updated and the dev is registered in the new netns. Thus, when a slave moves to another netns, it is first unregistered. This triggers a NETDEV_UNREGISTER event which is caught by the bonding driver. The driver calls bond_release(), which calls dev_set_mtu() and thus triggers NETDEV_CHANGEMTU (the device is still in the old netns). " This is a very special case, because the device is being unregistered no one should still care about the NETDEV_CHANGEMTU event triggered at this point, we can avoid broadcasting this event on this path, and avoid touching inetdev_event()/addrconf_notify() path. It requires to export __dev_set_mtu() to bonding driver. Reported-by: Hongjun Li <hongjun.li@6wind.com> Reported-by: Nicolas Dichtel <nicolas.dichtel@6wind.com> Cc: Jay Vosburgh <j.vosburgh@gmail.com> Cc: Veaceslav Falico <vfalico@gmail.com> Cc: Andy Gospodarek <andy@greyhouse.net> Signed-off-by: Cong Wang <xiyou.wangcong@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-07-08net: hns: Fix a skb used after free bugYunsheng Lin2-15/+13
skb maybe freed in hns_nic_net_xmit_hw() and return NETDEV_TX_OK, which cause hns_nic_net_xmit to use a freed skb. BUG: KASAN: use-after-free in hns_nic_net_xmit_hw+0x62c/0x940... [17659.112635] alloc_debug_processing+0x18c/0x1a0 [17659.117208] __slab_alloc+0x52c/0x560 [17659.120909] kmem_cache_alloc_node+0xac/0x2c0 [17659.125309] __alloc_skb+0x6c/0x260 [17659.128837] tcp_send_ack+0x8c/0x280 [17659.132449] __tcp_ack_snd_check+0x9c/0xf0 [17659.136587] tcp_rcv_established+0x5a4/0xa70 [17659.140899] tcp_v4_do_rcv+0x27c/0x620 [17659.144687] tcp_prequeue_process+0x108/0x170 [17659.149085] tcp_recvmsg+0x940/0x1020 [17659.152787] inet_recvmsg+0x124/0x180 [17659.156488] sock_recvmsg+0x64/0x80 [17659.160012] SyS_recvfrom+0xd8/0x180 [17659.163626] __sys_trace_return+0x0/0x4 [17659.167506] INFO: Freed in kfree_skbmem+0xa0/0xb0 age=23 cpu=1 pid=13 [17659.174000] free_debug_processing+0x1d4/0x2c0 [17659.178486] __slab_free+0x240/0x390 [17659.182100] kmem_cache_free+0x24c/0x270 [17659.186062] kfree_skbmem+0xa0/0xb0 [17659.189587] __kfree_skb+0x28/0x40 [17659.193025] napi_gro_receive+0x168/0x1c0 [17659.197074] hns_nic_rx_up_pro+0x58/0x90 [17659.201038] hns_nic_rx_poll_one+0x518/0xbc0 [17659.205352] hns_nic_common_poll+0x94/0x140 [17659.209576] net_rx_action+0x458/0x5e0 [17659.213363] __do_softirq+0x1b8/0x480 [17659.217062] run_ksoftirqd+0x64/0x80 [17659.220679] smpboot_thread_fn+0x224/0x310 [17659.224821] kthread+0x150/0x170 [17659.228084] ret_from_fork+0x10/0x40 BUG: KASAN: use-after-free in hns_nic_net_xmit+0x8c/0xc0... [17751.080490] __slab_alloc+0x52c/0x560 [17751.084188] kmem_cache_alloc+0x244/0x280 [17751.088238] __build_skb+0x40/0x150 [17751.091764] build_skb+0x28/0x100 [17751.095115] __alloc_rx_skb+0x94/0x150 [17751.098900] __napi_alloc_skb+0x34/0x90 [17751.102776] hns_nic_rx_poll_one+0x180/0xbc0 [17751.107097] hns_nic_common_poll+0x94/0x140 [17751.111333] net_rx_action+0x458/0x5e0 [17751.115123] __do_softirq+0x1b8/0x480 [17751.118823] run_ksoftirqd+0x64/0x80 [17751.122437] smpboot_thread_fn+0x224/0x310 [17751.126575] kthread+0x150/0x170 [17751.129838] ret_from_fork+0x10/0x40 [17751.133454] INFO: Freed in kfree_skbmem+0xa0/0xb0 age=19 cpu=7 pid=43 [17751.139951] free_debug_processing+0x1d4/0x2c0 [17751.144436] __slab_free+0x240/0x390 [17751.148051] kmem_cache_free+0x24c/0x270 [17751.152014] kfree_skbmem+0xa0/0xb0 [17751.155543] __kfree_skb+0x28/0x40 [17751.159022] napi_gro_receive+0x168/0x1c0 [17751.163074] hns_nic_rx_up_pro+0x58/0x90 [17751.167041] hns_nic_rx_poll_one+0x518/0xbc0 [17751.171358] hns_nic_common_poll+0x94/0x140 [17751.175585] net_rx_action+0x458/0x5e0 [17751.179373] __do_softirq+0x1b8/0x480 [17751.183076] run_ksoftirqd+0x64/0x80 [17751.186691] smpboot_thread_fn+0x224/0x310 [17751.190826] kthread+0x150/0x170 [17751.194093] ret_from_fork+0x10/0x40 Fixes: 13ac695e7ea1 ("net:hns: Add support of Hip06 SoC to the Hislicon Network Subsystem") Signed-off-by: Yunsheng Lin <linyunsheng@huawei.com> Signed-off-by: lipeng <lipeng321@huawei.com> Reported-by: Jun He <hjat2005@huawei.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-07-08net: hns: Fix a wrong op phy C45 codeYunsheng Lin1-1/+1
As the user manual described, the second step to write to C45 phy by mdio should be data, but not address. Here we should fix this issue. Fixes: 5b904d39406a ("net: add Hisilicon Network Subsystem MDIO support") Signed-off-by: Yunsheng Lin <linyunsheng@huawei.com> Reviewed-by: lipeng <lipeng321@huawei.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-07-08net: macb: Adding Support for Jumbo Frames up to 10240 Bytes in SAMA5D3vishnuvardhan1-1/+2
As per the SAMA5D3 device specification it supports Jumbo frames. But the suggested flag and length of bytes it supports was not updated in this driver config_structure. The maximum jumbo frames the device supports : 10240 bytes as per the device spec. While changing the MTU value greater than 1500, it threw error: sudo ifconfig eth1 mtu 9000 SIOCSIFMTU: Invalid argument Add this support to driver so that it works as expected and designed. Signed-off-by: vishnuvardhan <vardhanraj4143@gmail.com> [nicolas.ferre@microchip.com: modify slightly commit msg] Signed-off-by: Nicolas Ferre <nicolas.ferre@microchip.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-07-07virtio-net: fix leaking of ctx arrayJason Wang1-0/+1
Fixes: commit d45b897b11ea ("virtio_net: allow specifying context for rx") Signed-off-by: Jason Wang <jasowang@redhat.com> Acked-by: Michael S. Tsirkin <mst@redhat.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-07-07arcnet: com20020-pci: Fix an error handling path in 'com20020pci_probe()'Christophe Jaillet1-2/+4
If this memory allocation fails, we should go through the error handling path as done everywhere else in this function before returning. Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-07-07nfp: flower: add missing clean up call to avoid memory leaksJakub Kicinski1-0/+1
nfp_flower_metadata_cleanup() is defined but never invoked, not calling it will cause us to leak mask and statistics queue memory on the host. Fixes: 43f84b72c50d ("nfp: add metadata to each flow offload") Signed-off-by: Jakub Kicinski <jakub.kicinski@netronome.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-07-06Merge tag 'dma-mapping-4.13' of git://git.infradead.org/users/hch/dma-mappingLinus Torvalds1-85/+74
Pull dma-mapping infrastructure from Christoph Hellwig: "This is the first pull request for the new dma-mapping subsystem In this new subsystem we'll try to properly maintain all the generic code related to dma-mapping, and will further consolidate arch code into common helpers. This pull request contains: - removal of the DMA_ERROR_CODE macro, replacing it with calls to ->mapping_error so that the dma_map_ops instances are more self contained and can be shared across architectures (me) - removal of the ->set_dma_mask method, which duplicates the ->dma_capable one in terms of functionality, but requires more duplicate code. - various updates for the coherent dma pool and related arm code (Vladimir) - various smaller cleanups (me)" * tag 'dma-mapping-4.13' of git://git.infradead.org/users/hch/dma-mapping: (56 commits) ARM: dma-mapping: Remove traces of NOMMU code ARM: NOMMU: Set ARM_DMA_MEM_BUFFERABLE for M-class cpus ARM: NOMMU: Introduce dma operations for noMMU drivers: dma-mapping: allow dma_common_mmap() for NOMMU drivers: dma-coherent: Introduce default DMA pool drivers: dma-coherent: Account dma_pfn_offset when used with device tree dma: Take into account dma_pfn_offset dma-mapping: replace dmam_alloc_noncoherent with dmam_alloc_attrs dma-mapping: remove dmam_free_noncoherent crypto: qat - avoid an uninitialized variable warning au1100fb: remove a bogus dma_free_nonconsistent call MAINTAINERS: add entry for dma mapping helpers powerpc: merge __dma_set_mask into dma_set_mask dma-mapping: remove the set_dma_mask method powerpc/cell: use the dma_supported method for ops switching powerpc/cell: clean up fixed mapping dma_ops initialization tile: remove dma_supported and mapping_error methods xen-swiotlb: remove xen_swiotlb_set_dma_mask arm: implement ->dma_supported instead of ->set_dma_mask mips/loongson64: implement ->dma_supported instead of ->set_dma_mask ...
2017-07-06vrf: fix bug_on triggered by rx when destroying a vrfNikolay Aleksandrov1-5/+6
When destroying a VRF device we cleanup the slaves in its ndo_uninit() function, but that causes packets to be switched (skb->dev == vrf being destroyed) even though we're pass the point where the VRF should be receiving any packets while it is being dismantled. This causes a BUG_ON to trigger if we have raw sockets (trace below). The reason is that the inetdev of the VRF has been destroyed but we're still sending packets up the stack with it, so let's free the slaves in the dellink callback as David Ahern suggested. Note that this fix doesn't prevent packets from going up when the VRF device is admin down. [ 35.631371] ------------[ cut here ]------------ [ 35.631603] kernel BUG at net/ipv4/fib_frontend.c:285! [ 35.631854] invalid opcode: 0000 [#1] SMP [ 35.631977] Modules linked in: [ 35.632081] CPU: 2 PID: 22 Comm: ksoftirqd/2 Not tainted 4.12.0-rc7+ #45 [ 35.632247] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.7.5-20140531_083030-gandalf 04/01/2014 [ 35.632477] task: ffff88005ad68000 task.stack: ffff88005ad64000 [ 35.632632] RIP: 0010:fib_compute_spec_dst+0xfc/0x1ee [ 35.632769] RSP: 0018:ffff88005ad67978 EFLAGS: 00010202 [ 35.632910] RAX: 0000000000000001 RBX: ffff880059a7f200 RCX: 0000000000000000 [ 35.633084] RDX: 0000000000000000 RSI: 0000000000000001 RDI: ffffffff82274af0 [ 35.633256] RBP: ffff88005ad679f8 R08: 000000000001ef70 R09: 0000000000000046 [ 35.633430] R10: ffff88005ad679f8 R11: ffff880037731cb0 R12: 0000000000000001 [ 35.633603] R13: ffff8800599e3000 R14: 0000000000000000 R15: ffff8800599cb852 [ 35.634114] FS: 0000000000000000(0000) GS:ffff88005d900000(0000) knlGS:0000000000000000 [ 35.634306] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 35.634456] CR2: 00007f3563227095 CR3: 000000000201d000 CR4: 00000000000406e0 [ 35.634632] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 35.634865] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 35.635055] Call Trace: [ 35.635271] ? __lock_acquire+0xf0d/0x1117 [ 35.635522] ipv4_pktinfo_prepare+0x82/0x151 [ 35.635831] raw_rcv_skb+0x17/0x3c [ 35.636062] raw_rcv+0xe5/0xf7 [ 35.636287] raw_local_deliver+0x169/0x1d9 [ 35.636534] ip_local_deliver_finish+0x87/0x1c4 [ 35.636820] ip_local_deliver+0x63/0x7f [ 35.637058] ip_rcv_finish+0x340/0x3a1 [ 35.637295] ip_rcv+0x314/0x34a [ 35.637525] __netif_receive_skb_core+0x49f/0x7c5 [ 35.637780] ? lock_acquire+0x13f/0x1d7 [ 35.638018] ? lock_acquire+0x15e/0x1d7 [ 35.638259] __netif_receive_skb+0x1e/0x94 [ 35.638502] ? __netif_receive_skb+0x1e/0x94 [ 35.638748] netif_receive_skb_internal+0x74/0x300 [ 35.639002] ? dev_gro_receive+0x2ed/0x411 [ 35.639246] ? lock_is_held_type+0xc4/0xd2 [ 35.639491] napi_gro_receive+0x105/0x1a0 [ 35.639736] receive_buf+0xc32/0xc74 [ 35.639965] ? detach_buf+0x67/0x153 [ 35.640201] ? virtqueue_get_buf_ctx+0x120/0x176 [ 35.640453] virtnet_poll+0x128/0x1c5 [ 35.640690] net_rx_action+0x103/0x343 [ 35.640932] __do_softirq+0x1c7/0x4b7 [ 35.641171] run_ksoftirqd+0x23/0x5c [ 35.641403] smpboot_thread_fn+0x24f/0x26d [ 35.641646] ? sort_range+0x22/0x22 [ 35.641878] kthread+0x129/0x131 [ 35.642104] ? __list_add+0x31/0x31 [ 35.642335] ? __list_add+0x31/0x31 [ 35.642568] ret_from_fork+0x2a/0x40 [ 35.642804] Code: 05 bd 87 a3 00 01 e8 1f ef 98 ff 4d 85 f6 48 c7 c7 f0 4a 27 82 41 0f 94 c4 31 c9 31 d2 41 0f b6 f4 e8 04 71 a1 ff 45 84 e4 74 02 <0f> 0b 0f b7 93 c4 00 00 00 4d 8b a5 80 05 00 00 48 03 93 d0 00 [ 35.644342] RIP: fib_compute_spec_dst+0xfc/0x1ee RSP: ffff88005ad67978 Fixes: 193125dbd8eb ("net: Introduce VRF device driver") Reported-by: Chris Cormier <chriscormier@cumulusnetworks.com> Signed-off-by: Nikolay Aleksandrov <nikolay@cumulusnetworks.com> Acked-by: David Ahern <dsahern@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-07-06ntb_netdev: set the net_device's parentLogan Gunthorpe1-0/+2
At present, ntb_netdev devices end up under /sys/devices/virtual/net completely unconnected to the ntb trees below them. This patch sets the parent of the net_device (using SET_NETDEV_DEV) to the client_dev device. This results in a better connected sysfs path for the network device: /sys/devices/pci0000:00/0000:00:03.0/0000:03:00.1/0000:03:00.1/ntb_netdev0/net/eth2 Signed-off-by: Logan Gunthorpe <logang@deltatee.com> Acked-by: Allen Hubbe <Allen.Hubbe@dell.com> Signed-off-by: Jon Mason <jdmason@kudzu.us>
2017-07-06net/mlx5e: Initialize CEE's getpermhwaddr address buffer to 0xffHuy Nguyen1-0/+2
Latest change in open-lldp code uses bytes 6-11 of perm_addr buffer as the Ethernet source address for the host TLV packet. Since our driver does not fill these bytes, they stay at zero and the open-lldp code ends up sending the TLV packet with zero source address and the switch drops this packet. The fix is to initialize these bytes to 0xff. The open-lldp code considers 0xff:ff:ff:ff:ff:ff as the invalid address and falls back to use the host's mac address as the Ethernet source address. Fixes: 3a6a931dfb8e ("net/mlx5e: Support DCBX CEE API") Signed-off-by: Huy Nguyen <huyn@mellanox.com> Reviewed-by: Daniel Jurgens <danielj@mellanox.com> Signed-off-by: Saeed Mahameed <saeedm@mellanox.com>
2017-07-06net/mlx5: Add Makefiles for subdirectoriesIlan Tayari5-0/+5
Currently it is not possible to build just one .o file inside a subdirectory, because the subdirectories lack a Makefile. Add a Makefile to the mlx5 subdirectories. Fixes: e29341fb3a5b ("net/mlx5: FPGA, Add basic support for Innova") Signed-off-by: Ilan Tayari <ilant@mellanox.com> Reported-by: David Miller <davem@davemloft.net> Signed-off-by: Saeed Mahameed <saeedm@mellanox.com>
2017-07-06net/mlx5: Build wq.o even if MLX5_CORE_EN is not selectedIlan Tayari1-2/+2
Both the ethernet and FPGA portions of MLX5 now require the wq functions, and we get a link error when CONFIG_MLX5_CORE_EN is disabled: drivers/net/ethernet/mellanox/mlx5/core/fpga/conn.o: In function `mlx5_fpga_conn_create_cq': conn.c:(.text+0x10b3): undefined reference to `mlx5_cqwq_create' conn.c:(.text+0x10c6): undefined reference to `mlx5_cqwq_get_size' conn.c:(.text+0x12bc): undefined reference to `mlx5_cqwq_destroy' Build wq.o even if MLX5_CORE_EN is not selected. Fixes: 537a50574175 ("net/mlx5: FPGA, Add high-speed connection routines") Reported-by: Arnd Bergmann <arnd@arndb.de> Signed-off-by: Ilan Tayari <ilant@mellanox.com> Signed-off-by: Saeed Mahameed <saeedm@mellanox.com>
2017-07-06net/mlx5: FPGA, Fix datatype mismatchIlan Tayari1-2/+2
Fix warnings when building with -Wall: drivers/net/ethernet/mellanox/mlx5/core/fpga/ipsec.c:313:36: warning: cast to restricted __be32 drivers/net/ethernet/mellanox/mlx5/core/fpga/ipsec.c:314:37: warning: cast to restricted __be32 Fixes: bebb23e6cb02 ("net/mlx5: Accel, Add IPSec acceleration interface") Reported-by: Or Gerlitz <gerlitz.or@gmail.com> Signed-off-by: Ilan Tayari <ilant@mellanox.com> Signed-off-by: Saeed Mahameed <saeedm@mellanox.com>
2017-07-06net/mlx5: FPGA, make mlx5_fpga_device_brb staticIlan Tayari1-1/+1
Fix warning when building with -Wall: drivers/net/ethernet/mellanox/mlx5/core/fpga/core.c:105:5: warning: symbol 'mlx5_fpga_device_brb' was not declared. Should it be static? Fixes: c43051d72a8d ("net/mlx5: FPGA, Add SBU bypass and reset flows") Reported-by: Or Gerlitz <gerlitz.or@gmail.com> Signed-off-by: Ilan Tayari <ilant@mellanox.com> Signed-off-by: Saeed Mahameed <saeedm@mellanox.com>
2017-07-06net/mlx5: IPSec, Fix 64-bit division on 32-bit buildsIlan Tayari1-1/+3
Fix warnings when building 386 kernel: >> ERROR: "__udivdi3" [drivers/net/ethernet/mellanox/mlx5/core/mlx5_core.ko] undefined! Fixes: 2ac9cfe78223 ("net/mlx5e: IPSec, Add Innova IPSec offload TX data path") Reported-by: kbuild test robot <fengguang.wu@intel.com> Signed-off-by: Ilan Tayari <ilant@mellanox.com> Signed-off-by: Saeed Mahameed <saeedm@mellanox.com>
2017-07-06net/mlx5: Add missing include in lib/gid.cIlan Tayari1-0/+1
Fix warnings when building with -Wall: drivers/net/ethernet/mellanox/mlx5/core/lib/gid.c:38:6: warning: symbol 'mlx5_init_reserved_gids' was not declared. Should it be static? drivers/net/ethernet/mellanox/mlx5/core/lib/gid.c:47:6: warning: symbol 'mlx5_cleanup_reserved_gids' was not declared. Should it be static? drivers/net/ethernet/mellanox/mlx5/core/lib/gid.c:55:5: warning: symbol 'mlx5_core_reserve_gids' was not declared. Should it be static? drivers/net/ethernet/mellanox/mlx5/core/lib/gid.c:79:6: warning: symbol 'mlx5_core_unreserve_gids' was not declared. Should it be static? drivers/net/ethernet/mellanox/mlx5/core/lib/gid.c:92:5: warning: symbol 'mlx5_core_reserved_gid_alloc' was not declared. Should it be static? drivers/net/ethernet/mellanox/mlx5/core/lib/gid.c:109:6: warning: symbol 'mlx5_core_reserved_gid_free' was not declared. Should it be static? Fixes: 52ec462eca9b ("net/mlx5: Add reserved-gids support") Reported-by: Or Gerlitz <gerlitz.or@gmail.com> Signed-off-by: Ilan Tayari <ilant@mellanox.com> Signed-off-by: Saeed Mahameed <saeedm@mellanox.com>
2017-07-06liquidio: fix bug in soft reset failure detectionDerek Chickles2-2/+2
The code that detects a failed soft reset of Octeon is comparing the wrong value against the reset value of the Octeon SLI_SCRATCH_1 register, resulting in an inability to detect a soft reset failure. Fix it by using the correct value in the comparison, which is any non-zero value. Fixes: f21fb3ed364b ("Add support of Cavium Liquidio ethernet adapters") Fixes: c0eab5b3580a ("liquidio: CN23XX firmware download") Signed-off-by: Derek Chickles <derek.chickles@cavium.com> Signed-off-by: Satanand Burla <satananda.burla@cavium.com> Signed-off-by: Raghu Vatsavayi <raghu.vatsavayi@cavium.com> Signed-off-by: Felix Manlunas <felix.manlunas@cavium.com> Reviewed-by: Leon Romanovsky <leonro@mellanox.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-07-05Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-nextLinus Torvalds998-27116/+75690
Pull networking updates from David Miller: "Reasonably busy this cycle, but perhaps not as busy as in the 4.12 merge window: 1) Several optimizations for UDP processing under high load from Paolo Abeni. 2) Support pacing internally in TCP when using the sch_fq packet scheduler for this is not practical. From Eric Dumazet. 3) Support mutliple filter chains per qdisc, from Jiri Pirko. 4) Move to 1ms TCP timestamp clock, from Eric Dumazet. 5) Add batch dequeueing to vhost_net, from Jason Wang. 6) Flesh out more completely SCTP checksum offload support, from Davide Caratti. 7) More plumbing of extended netlink ACKs, from David Ahern, Pablo Neira Ayuso, and Matthias Schiffer. 8) Add devlink support to nfp driver, from Simon Horman. 9) Add RTM_F_FIB_MATCH flag to RTM_GETROUTE queries, from Roopa Prabhu. 10) Add stack depth tracking to BPF verifier and use this information in the various eBPF JITs. From Alexei Starovoitov. 11) Support XDP on qed device VFs, from Yuval Mintz. 12) Introduce BPF PROG ID for better introspection of installed BPF programs. From Martin KaFai Lau. 13) Add bpf_set_hash helper for TC bpf programs, from Daniel Borkmann. 14) For loads, allow narrower accesses in bpf verifier checking, from Yonghong Song. 15) Support MIPS in the BPF selftests and samples infrastructure, the MIPS eBPF JIT will be merged in via the MIPS GIT tree. From David Daney. 16) Support kernel based TLS, from Dave Watson and others. 17) Remove completely DST garbage collection, from Wei Wang. 18) Allow installing TCP MD5 rules using prefixes, from Ivan Delalande. 19) Add XDP support to Intel i40e driver, from Björn Töpel 20) Add support for TC flower offload in nfp driver, from Simon Horman, Pieter Jansen van Vuuren, Benjamin LaHaise, Jakub Kicinski, and Bert van Leeuwen. 21) IPSEC offloading support in mlx5, from Ilan Tayari. 22) Add HW PTP support to macb driver, from Rafal Ozieblo. 23) Networking refcount_t conversions, From Elena Reshetova. 24) Add sock_ops support to BPF, from Lawrence Brako. This is useful for tuning the TCP sockopt settings of a group of applications, currently via CGROUPs" * git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next: (1899 commits) net: phy: dp83867: add workaround for incorrect RX_CTRL pin strap dt-bindings: phy: dp83867: provide a workaround for incorrect RX_CTRL pin strap cxgb4: Support for get_ts_info ethtool method cxgb4: Add PTP Hardware Clock (PHC) support cxgb4: time stamping interface for PTP nfp: default to chained metadata prepend format nfp: remove legacy MAC address lookup nfp: improve order of interfaces in breakout mode net: macb: remove extraneous return when MACB_EXT_DESC is defined bpf: add missing break in for the TCP_BPF_SNDCWND_CLAMP case bpf: fix return in load_bpf_file mpls: fix rtm policy in mpls_getroute net, ax25: convert ax25_cb.refcount from atomic_t to refcount_t net, ax25: convert ax25_route.refcount from atomic_t to refcount_t net, ax25: convert ax25_uid_assoc.refcount from atomic_t to refcount_t net, sctp: convert sctp_ep_common.refcnt from atomic_t to refcount_t net, sctp: convert sctp_transport.refcnt from atomic_t to refcount_t net, sctp: convert sctp_chunk.refcnt from atomic_t to refcount_t net, sctp: convert sctp_datamsg.refcnt from atomic_t to refcount_t net, sctp: convert sctp_auth_bytes.refcnt from atomic_t to refcount_t ...
2017-07-05Merge branch 'linus' of git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6Linus Torvalds4-0/+47
Pull crypto updates from Herbert Xu: "Algorithms: - add private key generation to ecdh Drivers: - add generic gcm(aes) to aesni-intel - add SafeXcel EIP197 crypto engine driver - add ecb(aes), cfb(aes) and ecb(des3_ede) to cavium - add support for CNN55XX adapters in cavium - add ctr mode to chcr - add support for gcm(aes) to omap" * 'linus' of git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6: (140 commits) crypto: testmgr - Reenable sha1/aes in FIPS mode crypto: ccp - Release locks before returning crypto: cavium/nitrox - dma_mapping_error() returns bool crypto: doc - fix typo in docs Documentation/bindings: Document the SafeXel cryptographic engine driver crypto: caam - fix gfp allocation flags (part II) crypto: caam - fix gfp allocation flags (part I) crypto: drbg - Fixes panic in wait_for_completion call crypto: caam - make of_device_ids const. crypto: vmx - remove unnecessary check crypto: n2 - make of_device_ids const crypto: inside-secure - use the base_end pointer in ring rollback crypto: inside-secure - increase the batch size crypto: inside-secure - only dequeue when needed crypto: inside-secure - get the backlog before dequeueing the request crypto: inside-secure - stop requeueing failed requests crypto: inside-secure - use one queue per hw ring crypto: inside-secure - update the context and request later crypto: inside-secure - align the cipher and hash send functions crypto: inside-secure - optimize DSE bufferability control ...
2017-07-05net: phy: dp83867: add workaround for incorrect RX_CTRL pin strapMurali Karicheri1-0/+11
The data manual for DP83867IR/CR, SNLS484E[1], revised march 2017, advises that strapping RX_DV/RX_CTRL pin in mode 1 and 2 is not supported (see note below Table 5 (4-Level Strap Pins)). There are some boards which have the pin strapped this way and need software workaround suggested by the data manual. Bit[7] of Configuration Register 4 (address 0x0031) must be cleared to 0. This ensures proper operation of the PHY. Implement driver support for device-tree property meant to advertise the wrong strapping. [1] http://www.ti.com/lit/ds/snls484e/snls484e.pdf Signed-off-by: Murali Karicheri <m-karicheri2@ti.com> [nsekhar@ti.com: rebase to mainline, code simplification] Signed-off-by: Sekhar Nori <nsekhar@ti.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-07-05cxgb4: Support for get_ts_info ethtool methodAtul Gupta1-1/+18
Cc: Richard Cochran <richardcochran@gmail.com> Signed-off-by: Atul Gupta <atul.gupta@chelsio.com> Signed-off-by: Ganesh Goudar <ganeshgr@chelsio.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-07-05cxgb4: Add PTP Hardware Clock (PHC) supportAtul Gupta2-0/+287
Add PTP IEEE-1588 support and make it accessible via PHC subsystem. The functionality is enabled for T5/T6 adapters. Driver interfaces with Firmware to program and adjust the clock offset. Cc: Richard Cochran <richardcochran@gmail.com> Signed-off-by: Atul Gupta <atul.gupta@chelsio.com> Signed-off-by: Ganesh Goudar <ganeshgr@chelsio.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2017-07-05cxgb4: time stamping interface for PTPAtul Gupta9-13/+595
Supports hardware and software time stamping via the Linux SO_TIMESTAMPING socket option. Cc: Richard Cochran <richardcochran@gmail.com> Signed-off-by: Atul Gupta <atul.gupta@chelsio.com> Signed-off-by: Ganesh Goudar <ganeshgr@chelsio.com> Signed-off-by: David S. Miller <davem@davemloft.net>