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authorJakub Kicinski <jakub.kicinski@netronome.com>2019-11-22 16:27:24 -0800
committerJakub Kicinski <jakub.kicinski@netronome.com>2019-11-22 16:27:24 -0800
commita9f852e92e40992c4ff09ac3940f7725e016317a (patch)
treee6c40313de08cfb69b806a44dd777432d2b9ef29 /net
parentnet: dsa: ocelot: fix "should it be static?" warnings (diff)
parentMerge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net (diff)
downloadlinux-dev-a9f852e92e40992c4ff09ac3940f7725e016317a.tar.xz
linux-dev-a9f852e92e40992c4ff09ac3940f7725e016317a.zip
Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
Minor conflict in drivers/s390/net/qeth_l2_main.c, kept the lock from commit c8183f548902 ("s390/qeth: fix potential deadlock on workqueue flush"), removed the code which was removed by commit 9897d583b015 ("s390/qeth: consolidate some duplicated HW cmd code"). Signed-off-by: Jakub Kicinski <jakub.kicinski@netronome.com>
Diffstat (limited to 'net')
-rw-r--r--net/atm/clip.c6
-rw-r--r--net/core/net-sysfs.c25
-rw-r--r--net/core/rtnetlink.c23
-rw-r--r--net/ipv4/sysctl_net_ipv4.c2
-rw-r--r--net/ipv4/udp.c27
-rw-r--r--net/ipv6/ipv6_sockglue.c4
-rw-r--r--net/ipv6/route.c2
-rw-r--r--net/sched/act_pedit.c12
-rw-r--r--net/sched/act_tunnel_key.c4
-rw-r--r--net/sched/sch_taprio.c28
-rw-r--r--net/tls/tls_main.c1
-rw-r--r--net/tls/tls_sw.c11
12 files changed, 112 insertions, 33 deletions
diff --git a/net/atm/clip.c b/net/atm/clip.c
index a7972da7235d..294cb9efe3d3 100644
--- a/net/atm/clip.c
+++ b/net/atm/clip.c
@@ -89,7 +89,7 @@ static void unlink_clip_vcc(struct clip_vcc *clip_vcc)
struct clip_vcc **walk;
if (!entry) {
- pr_crit("!clip_vcc->entry (clip_vcc %p)\n", clip_vcc);
+ pr_err("!clip_vcc->entry (clip_vcc %p)\n", clip_vcc);
return;
}
netif_tx_lock_bh(entry->neigh->dev); /* block clip_start_xmit() */
@@ -109,10 +109,10 @@ static void unlink_clip_vcc(struct clip_vcc *clip_vcc)
error = neigh_update(entry->neigh, NULL, NUD_NONE,
NEIGH_UPDATE_F_ADMIN, 0);
if (error)
- pr_crit("neigh_update failed with %d\n", error);
+ pr_err("neigh_update failed with %d\n", error);
goto out;
}
- pr_crit("ATMARP: failed (entry %p, vcc 0x%p)\n", entry, clip_vcc);
+ pr_err("ATMARP: failed (entry %p, vcc 0x%p)\n", entry, clip_vcc);
out:
netif_tx_unlock_bh(entry->neigh->dev);
}
diff --git a/net/core/net-sysfs.c b/net/core/net-sysfs.c
index 865ba6ca16eb..ae3bcb1540ec 100644
--- a/net/core/net-sysfs.c
+++ b/net/core/net-sysfs.c
@@ -923,21 +923,23 @@ static int rx_queue_add_kobject(struct net_device *dev, int index)
error = kobject_init_and_add(kobj, &rx_queue_ktype, NULL,
"rx-%u", index);
if (error)
- return error;
+ goto err;
dev_hold(queue->dev);
if (dev->sysfs_rx_queue_group) {
error = sysfs_create_group(kobj, dev->sysfs_rx_queue_group);
- if (error) {
- kobject_put(kobj);
- return error;
- }
+ if (error)
+ goto err;
}
kobject_uevent(kobj, KOBJ_ADD);
return error;
+
+err:
+ kobject_put(kobj);
+ return error;
}
#endif /* CONFIG_SYSFS */
@@ -1461,21 +1463,22 @@ static int netdev_queue_add_kobject(struct net_device *dev, int index)
error = kobject_init_and_add(kobj, &netdev_queue_ktype, NULL,
"tx-%u", index);
if (error)
- return error;
+ goto err;
dev_hold(queue->dev);
#ifdef CONFIG_BQL
error = sysfs_create_group(kobj, &dql_group);
- if (error) {
- kobject_put(kobj);
- return error;
- }
+ if (error)
+ goto err;
#endif
kobject_uevent(kobj, KOBJ_ADD);
-
return 0;
+
+err:
+ kobject_put(kobj);
+ return error;
}
#endif /* CONFIG_SYSFS */
diff --git a/net/core/rtnetlink.c b/net/core/rtnetlink.c
index 000eddb1207d..9f7aa448bd11 100644
--- a/net/core/rtnetlink.c
+++ b/net/core/rtnetlink.c
@@ -2251,6 +2251,8 @@ static int do_setvfinfo(struct net_device *dev, struct nlattr **tb)
if (tb[IFLA_VF_MAC]) {
struct ifla_vf_mac *ivm = nla_data(tb[IFLA_VF_MAC]);
+ if (ivm->vf >= INT_MAX)
+ return -EINVAL;
err = -EOPNOTSUPP;
if (ops->ndo_set_vf_mac)
err = ops->ndo_set_vf_mac(dev, ivm->vf,
@@ -2262,6 +2264,8 @@ static int do_setvfinfo(struct net_device *dev, struct nlattr **tb)
if (tb[IFLA_VF_VLAN]) {
struct ifla_vf_vlan *ivv = nla_data(tb[IFLA_VF_VLAN]);
+ if (ivv->vf >= INT_MAX)
+ return -EINVAL;
err = -EOPNOTSUPP;
if (ops->ndo_set_vf_vlan)
err = ops->ndo_set_vf_vlan(dev, ivv->vf, ivv->vlan,
@@ -2294,6 +2298,8 @@ static int do_setvfinfo(struct net_device *dev, struct nlattr **tb)
if (len == 0)
return -EINVAL;
+ if (ivvl[0]->vf >= INT_MAX)
+ return -EINVAL;
err = ops->ndo_set_vf_vlan(dev, ivvl[0]->vf, ivvl[0]->vlan,
ivvl[0]->qos, ivvl[0]->vlan_proto);
if (err < 0)
@@ -2304,6 +2310,8 @@ static int do_setvfinfo(struct net_device *dev, struct nlattr **tb)
struct ifla_vf_tx_rate *ivt = nla_data(tb[IFLA_VF_TX_RATE]);
struct ifla_vf_info ivf;
+ if (ivt->vf >= INT_MAX)
+ return -EINVAL;
err = -EOPNOTSUPP;
if (ops->ndo_get_vf_config)
err = ops->ndo_get_vf_config(dev, ivt->vf, &ivf);
@@ -2322,6 +2330,8 @@ static int do_setvfinfo(struct net_device *dev, struct nlattr **tb)
if (tb[IFLA_VF_RATE]) {
struct ifla_vf_rate *ivt = nla_data(tb[IFLA_VF_RATE]);
+ if (ivt->vf >= INT_MAX)
+ return -EINVAL;
err = -EOPNOTSUPP;
if (ops->ndo_set_vf_rate)
err = ops->ndo_set_vf_rate(dev, ivt->vf,
@@ -2334,6 +2344,8 @@ static int do_setvfinfo(struct net_device *dev, struct nlattr **tb)
if (tb[IFLA_VF_SPOOFCHK]) {
struct ifla_vf_spoofchk *ivs = nla_data(tb[IFLA_VF_SPOOFCHK]);
+ if (ivs->vf >= INT_MAX)
+ return -EINVAL;
err = -EOPNOTSUPP;
if (ops->ndo_set_vf_spoofchk)
err = ops->ndo_set_vf_spoofchk(dev, ivs->vf,
@@ -2345,6 +2357,8 @@ static int do_setvfinfo(struct net_device *dev, struct nlattr **tb)
if (tb[IFLA_VF_LINK_STATE]) {
struct ifla_vf_link_state *ivl = nla_data(tb[IFLA_VF_LINK_STATE]);
+ if (ivl->vf >= INT_MAX)
+ return -EINVAL;
err = -EOPNOTSUPP;
if (ops->ndo_set_vf_link_state)
err = ops->ndo_set_vf_link_state(dev, ivl->vf,
@@ -2358,6 +2372,8 @@ static int do_setvfinfo(struct net_device *dev, struct nlattr **tb)
err = -EOPNOTSUPP;
ivrssq_en = nla_data(tb[IFLA_VF_RSS_QUERY_EN]);
+ if (ivrssq_en->vf >= INT_MAX)
+ return -EINVAL;
if (ops->ndo_set_vf_rss_query_en)
err = ops->ndo_set_vf_rss_query_en(dev, ivrssq_en->vf,
ivrssq_en->setting);
@@ -2368,6 +2384,8 @@ static int do_setvfinfo(struct net_device *dev, struct nlattr **tb)
if (tb[IFLA_VF_TRUST]) {
struct ifla_vf_trust *ivt = nla_data(tb[IFLA_VF_TRUST]);
+ if (ivt->vf >= INT_MAX)
+ return -EINVAL;
err = -EOPNOTSUPP;
if (ops->ndo_set_vf_trust)
err = ops->ndo_set_vf_trust(dev, ivt->vf, ivt->setting);
@@ -2378,15 +2396,18 @@ static int do_setvfinfo(struct net_device *dev, struct nlattr **tb)
if (tb[IFLA_VF_IB_NODE_GUID]) {
struct ifla_vf_guid *ivt = nla_data(tb[IFLA_VF_IB_NODE_GUID]);
+ if (ivt->vf >= INT_MAX)
+ return -EINVAL;
if (!ops->ndo_set_vf_guid)
return -EOPNOTSUPP;
-
return handle_vf_guid(dev, ivt, IFLA_VF_IB_NODE_GUID);
}
if (tb[IFLA_VF_IB_PORT_GUID]) {
struct ifla_vf_guid *ivt = nla_data(tb[IFLA_VF_IB_PORT_GUID]);
+ if (ivt->vf >= INT_MAX)
+ return -EINVAL;
if (!ops->ndo_set_vf_guid)
return -EOPNOTSUPP;
diff --git a/net/ipv4/sysctl_net_ipv4.c b/net/ipv4/sysctl_net_ipv4.c
index c9eaf924df63..fcb2cd167f64 100644
--- a/net/ipv4/sysctl_net_ipv4.c
+++ b/net/ipv4/sysctl_net_ipv4.c
@@ -1041,7 +1041,7 @@ static struct ctl_table ipv4_net_table[] = {
.mode = 0644,
.proc_handler = proc_fib_multipath_hash_policy,
.extra1 = SYSCTL_ZERO,
- .extra2 = SYSCTL_ONE,
+ .extra2 = &two,
},
#endif
{
diff --git a/net/ipv4/udp.c b/net/ipv4/udp.c
index da805ee7558b..4da5758cc718 100644
--- a/net/ipv4/udp.c
+++ b/net/ipv4/udp.c
@@ -1297,6 +1297,27 @@ out:
#define UDP_SKB_IS_STATELESS 0x80000000
+/* all head states (dst, sk, nf conntrack) except skb extensions are
+ * cleared by udp_rcv().
+ *
+ * We need to preserve secpath, if present, to eventually process
+ * IP_CMSG_PASSSEC at recvmsg() time.
+ *
+ * Other extensions can be cleared.
+ */
+static bool udp_try_make_stateless(struct sk_buff *skb)
+{
+ if (!skb_has_extensions(skb))
+ return true;
+
+ if (!secpath_exists(skb)) {
+ skb_ext_reset(skb);
+ return true;
+ }
+
+ return false;
+}
+
static void udp_set_dev_scratch(struct sk_buff *skb)
{
struct udp_dev_scratch *scratch = udp_skb_scratch(skb);
@@ -1308,11 +1329,7 @@ static void udp_set_dev_scratch(struct sk_buff *skb)
scratch->csum_unnecessary = !!skb_csum_unnecessary(skb);
scratch->is_linear = !skb_is_nonlinear(skb);
#endif
- /* all head states execept sp (dst, sk, nf) are always cleared by
- * udp_rcv() and we need to preserve secpath, if present, to eventually
- * process IP_CMSG_PASSSEC at recvmsg() time
- */
- if (likely(!skb_sec_path(skb)))
+ if (udp_try_make_stateless(skb))
scratch->_tsize_state |= UDP_SKB_IS_STATELESS;
}
diff --git a/net/ipv6/ipv6_sockglue.c b/net/ipv6/ipv6_sockglue.c
index 264c292e7dcc..79fc012dd2ca 100644
--- a/net/ipv6/ipv6_sockglue.c
+++ b/net/ipv6/ipv6_sockglue.c
@@ -363,8 +363,8 @@ static int do_ipv6_setsockopt(struct sock *sk, int level, int optname,
break;
case IPV6_TRANSPARENT:
- if (valbool && !ns_capable(net->user_ns, CAP_NET_ADMIN) &&
- !ns_capable(net->user_ns, CAP_NET_RAW)) {
+ if (valbool && !ns_capable(net->user_ns, CAP_NET_RAW) &&
+ !ns_capable(net->user_ns, CAP_NET_ADMIN)) {
retv = -EPERM;
break;
}
diff --git a/net/ipv6/route.c b/net/ipv6/route.c
index c92b367e058d..b59940416cb5 100644
--- a/net/ipv6/route.c
+++ b/net/ipv6/route.c
@@ -634,7 +634,7 @@ static void rt6_probe(struct fib6_nh *fib6_nh)
* Router Reachability Probe MUST be rate-limited
* to no more than one per minute.
*/
- if (fib6_nh->fib_nh_gw_family)
+ if (!fib6_nh->fib_nh_gw_family)
return;
nh_gw = &fib6_nh->fib_nh_gw6;
diff --git a/net/sched/act_pedit.c b/net/sched/act_pedit.c
index d5eff6ac17a9..3ad718576304 100644
--- a/net/sched/act_pedit.c
+++ b/net/sched/act_pedit.c
@@ -43,7 +43,7 @@ static struct tcf_pedit_key_ex *tcf_pedit_keys_ex_parse(struct nlattr *nla,
int err = -EINVAL;
int rem;
- if (!nla || !n)
+ if (!nla)
return NULL;
keys_ex = kcalloc(n, sizeof(*k), GFP_KERNEL);
@@ -171,6 +171,10 @@ static int tcf_pedit_init(struct net *net, struct nlattr *nla,
}
parm = nla_data(pattr);
+ if (!parm->nkeys) {
+ NL_SET_ERR_MSG_MOD(extack, "Pedit requires keys to be passed");
+ return -EINVAL;
+ }
ksize = parm->nkeys * sizeof(struct tc_pedit_key);
if (nla_len(pattr) < sizeof(*parm) + ksize) {
NL_SET_ERR_MSG_ATTR(extack, pattr, "Length of TCA_PEDIT_PARMS or TCA_PEDIT_PARMS_EX pedit attribute is invalid");
@@ -184,12 +188,6 @@ static int tcf_pedit_init(struct net *net, struct nlattr *nla,
index = parm->index;
err = tcf_idr_check_alloc(tn, &index, a, bind);
if (!err) {
- if (!parm->nkeys) {
- tcf_idr_cleanup(tn, index);
- NL_SET_ERR_MSG_MOD(extack, "Pedit requires keys to be passed");
- ret = -EINVAL;
- goto out_free;
- }
ret = tcf_idr_create(tn, index, est, a,
&act_pedit_ops, bind, false, 0);
if (ret) {
diff --git a/net/sched/act_tunnel_key.c b/net/sched/act_tunnel_key.c
index 30b58256d3da..6379f9568ab8 100644
--- a/net/sched/act_tunnel_key.c
+++ b/net/sched/act_tunnel_key.c
@@ -237,6 +237,10 @@ static int tunnel_key_copy_opts(const struct nlattr *nla, u8 *dst,
if (opt_len < 0)
return opt_len;
opts_len += opt_len;
+ if (opts_len > IP_TUNNEL_OPTS_MAX) {
+ NL_SET_ERR_MSG(extack, "Tunnel options exceeds max size");
+ return -EINVAL;
+ }
if (dst) {
dst_len -= opt_len;
dst += opt_len;
diff --git a/net/sched/sch_taprio.c b/net/sched/sch_taprio.c
index 7cd68628c637..c609373c8661 100644
--- a/net/sched/sch_taprio.c
+++ b/net/sched/sch_taprio.c
@@ -922,7 +922,7 @@ static int taprio_parse_mqprio_opt(struct net_device *dev,
}
/* Verify priority mapping uses valid tcs */
- for (i = 0; i < TC_BITMASK + 1; i++) {
+ for (i = 0; i <= TC_BITMASK; i++) {
if (qopt->prio_tc_map[i] >= qopt->num_tc) {
NL_SET_ERR_MSG(extack, "Invalid traffic class in priority to traffic class mapping");
return -EINVAL;
@@ -1347,6 +1347,26 @@ out:
return err;
}
+static int taprio_mqprio_cmp(const struct net_device *dev,
+ const struct tc_mqprio_qopt *mqprio)
+{
+ int i;
+
+ if (!mqprio || mqprio->num_tc != dev->num_tc)
+ return -1;
+
+ for (i = 0; i < mqprio->num_tc; i++)
+ if (dev->tc_to_txq[i].count != mqprio->count[i] ||
+ dev->tc_to_txq[i].offset != mqprio->offset[i])
+ return -1;
+
+ for (i = 0; i <= TC_BITMASK; i++)
+ if (dev->prio_tc_map[i] != mqprio->prio_tc_map[i])
+ return -1;
+
+ return 0;
+}
+
static int taprio_change(struct Qdisc *sch, struct nlattr *opt,
struct netlink_ext_ack *extack)
{
@@ -1398,6 +1418,10 @@ static int taprio_change(struct Qdisc *sch, struct nlattr *opt,
admin = rcu_dereference(q->admin_sched);
rcu_read_unlock();
+ /* no changes - no new mqprio settings */
+ if (!taprio_mqprio_cmp(dev, mqprio))
+ mqprio = NULL;
+
if (mqprio && (oper || admin)) {
NL_SET_ERR_MSG(extack, "Changing the traffic mapping of a running schedule is not supported");
err = -ENOTSUPP;
@@ -1455,7 +1479,7 @@ static int taprio_change(struct Qdisc *sch, struct nlattr *opt,
mqprio->offset[i]);
/* Always use supplied priority mappings */
- for (i = 0; i < TC_BITMASK + 1; i++)
+ for (i = 0; i <= TC_BITMASK; i++)
netdev_set_prio_tc_map(dev, i,
mqprio->prio_tc_map[i]);
}
diff --git a/net/tls/tls_main.c b/net/tls/tls_main.c
index 5bb93dd5762b..bdca31ffe6da 100644
--- a/net/tls/tls_main.c
+++ b/net/tls/tls_main.c
@@ -861,6 +861,7 @@ static int __init tls_register(void)
tls_sw_proto_ops = inet_stream_ops;
tls_sw_proto_ops.splice_read = tls_sw_splice_read;
+ tls_sw_proto_ops.sendpage_locked = tls_sw_sendpage_locked,
tls_device_init();
tcp_register_ulp(&tcp_tls_ulp_ops);
diff --git a/net/tls/tls_sw.c b/net/tls/tls_sw.c
index 141da093ff04..da9f9ce51e7b 100644
--- a/net/tls/tls_sw.c
+++ b/net/tls/tls_sw.c
@@ -1209,6 +1209,17 @@ sendpage_end:
return copied ? copied : ret;
}
+int tls_sw_sendpage_locked(struct sock *sk, struct page *page,
+ int offset, size_t size, int flags)
+{
+ if (flags & ~(MSG_MORE | MSG_DONTWAIT | MSG_NOSIGNAL |
+ MSG_SENDPAGE_NOTLAST | MSG_SENDPAGE_NOPOLICY |
+ MSG_NO_SHARED_FRAGS))
+ return -ENOTSUPP;
+
+ return tls_sw_do_sendpage(sk, page, offset, size, flags);
+}
+
int tls_sw_sendpage(struct sock *sk, struct page *page,
int offset, size_t size, int flags)
{