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authorDavid S. Miller <davem@davemloft.net>2016-04-23 18:26:24 -0400
committerDavid S. Miller <davem@davemloft.net>2016-04-23 18:51:33 -0400
commit1602f49b58abcb0d34a5f0a29d68e7c1769547aa (patch)
tree4848fb0ffbc581ff465fd9c9e5a5b10b06f09b68 /net
parent22d37b6b0058365a80378ee6198d21e7f6c86327 (diff)
parent5f44abd041c5f3be76d57579ab254d78e601315b (diff)
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Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
Conflicts were two cases of simple overlapping changes, nothing serious. In the UDP case, we need to add a hlist_add_tail_rcu() to linux/rculist.h, because we've moved UDP socket handling away from using nulls lists. Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net')
-rw-r--r--net/bridge/netfilter/ebtables.c6
-rw-r--r--net/core/skbuff.c7
-rw-r--r--net/decnet/dn_route.c9
-rw-r--r--net/ipv4/netfilter/arptable_filter.c6
-rw-r--r--net/ipv4/route.c19
-rw-r--r--net/ipv4/tcp_input.c4
-rw-r--r--net/ipv4/tcp_output.c16
-rw-r--r--net/ipv4/udp.c9
-rw-r--r--net/ipv6/addrconf.c22
-rw-r--r--net/ipv6/datagram.c169
-rw-r--r--net/ipv6/route.c19
-rw-r--r--net/ipv6/udp.c1
-rw-r--r--net/netfilter/nf_conntrack_proto_tcp.c4
-rw-r--r--net/netlink/af_netlink.c2
-rw-r--r--net/openvswitch/actions.c4
-rw-r--r--net/openvswitch/conntrack.c1
-rw-r--r--net/packet/af_packet.c1
-rw-r--r--net/rds/cong.c4
-rw-r--r--net/rds/ib_cm.c2
-rw-r--r--net/sched/sch_generic.c5
-rw-r--r--net/sctp/outqueue.c15
-rw-r--r--net/sctp/sm_make_chunk.c3
-rw-r--r--net/sctp/sm_sideeffect.c36
-rw-r--r--net/sctp/transport.c19
-rw-r--r--net/sunrpc/auth_gss/gss_krb5_crypto.c8
-rw-r--r--net/sunrpc/auth_gss/gss_krb5_mech.c3
-rw-r--r--net/tipc/core.c1
-rw-r--r--net/tipc/core.h3
-rw-r--r--net/tipc/name_distr.c35
-rw-r--r--net/vmw_vsock/vmci_transport.c7
-rw-r--r--net/wireless/nl80211.c2
31 files changed, 306 insertions, 136 deletions
diff --git a/net/bridge/netfilter/ebtables.c b/net/bridge/netfilter/ebtables.c
index 8570bc7744c2..5a61f35412a0 100644
--- a/net/bridge/netfilter/ebtables.c
+++ b/net/bridge/netfilter/ebtables.c
@@ -370,7 +370,11 @@ ebt_check_match(struct ebt_entry_match *m, struct xt_mtchk_param *par,
left - sizeof(struct ebt_entry_match) < m->match_size)
return -EINVAL;
- match = xt_request_find_match(NFPROTO_BRIDGE, m->u.name, 0);
+ match = xt_find_match(NFPROTO_BRIDGE, m->u.name, 0);
+ if (IS_ERR(match) || match->family != NFPROTO_BRIDGE) {
+ request_module("ebt_%s", m->u.name);
+ match = xt_find_match(NFPROTO_BRIDGE, m->u.name, 0);
+ }
if (IS_ERR(match))
return PTR_ERR(match);
m->u.match = match;
diff --git a/net/core/skbuff.c b/net/core/skbuff.c
index 4cc594cdaada..7ff7788b0151 100644
--- a/net/core/skbuff.c
+++ b/net/core/skbuff.c
@@ -4529,13 +4529,16 @@ int skb_vlan_push(struct sk_buff *skb, __be16 vlan_proto, u16 vlan_tci)
__skb_push(skb, offset);
err = __vlan_insert_tag(skb, skb->vlan_proto,
skb_vlan_tag_get(skb));
- if (err)
+ if (err) {
+ __skb_pull(skb, offset);
return err;
+ }
+
skb->protocol = skb->vlan_proto;
skb->mac_len += VLAN_HLEN;
- __skb_pull(skb, offset);
skb_postpush_rcsum(skb, skb->data + (2 * ETH_ALEN), VLAN_HLEN);
+ __skb_pull(skb, offset);
}
__vlan_hwaccel_put_tag(skb, vlan_proto, vlan_tci);
return 0;
diff --git a/net/decnet/dn_route.c b/net/decnet/dn_route.c
index 607a14f20d88..b1dc096d22f8 100644
--- a/net/decnet/dn_route.c
+++ b/net/decnet/dn_route.c
@@ -1034,10 +1034,13 @@ source_ok:
if (!fld.daddr) {
fld.daddr = fld.saddr;
- err = -EADDRNOTAVAIL;
if (dev_out)
dev_put(dev_out);
+ err = -EINVAL;
dev_out = init_net.loopback_dev;
+ if (!dev_out->dn_ptr)
+ goto out;
+ err = -EADDRNOTAVAIL;
dev_hold(dev_out);
if (!fld.daddr) {
fld.daddr =
@@ -1110,6 +1113,8 @@ source_ok:
if (dev_out == NULL)
goto out;
dn_db = rcu_dereference_raw(dev_out->dn_ptr);
+ if (!dn_db)
+ goto e_inval;
/* Possible improvement - check all devices for local addr */
if (dn_dev_islocal(dev_out, fld.daddr)) {
dev_put(dev_out);
@@ -1151,6 +1156,8 @@ select_source:
dev_put(dev_out);
dev_out = init_net.loopback_dev;
dev_hold(dev_out);
+ if (!dev_out->dn_ptr)
+ goto e_inval;
fld.flowidn_oif = dev_out->ifindex;
if (res.fi)
dn_fib_info_put(res.fi);
diff --git a/net/ipv4/netfilter/arptable_filter.c b/net/ipv4/netfilter/arptable_filter.c
index dd8c80dc32a2..8f8713b4388f 100644
--- a/net/ipv4/netfilter/arptable_filter.c
+++ b/net/ipv4/netfilter/arptable_filter.c
@@ -81,6 +81,12 @@ static int __init arptable_filter_init(void)
return ret;
}
+ ret = arptable_filter_table_init(&init_net);
+ if (ret) {
+ unregister_pernet_subsys(&arptable_filter_net_ops);
+ kfree(arpfilter_ops);
+ }
+
return ret;
}
diff --git a/net/ipv4/route.c b/net/ipv4/route.c
index 02c62299d717..60398a9370e7 100644
--- a/net/ipv4/route.c
+++ b/net/ipv4/route.c
@@ -1438,9 +1438,9 @@ static void rt_set_nexthop(struct rtable *rt, __be32 daddr,
#endif
}
-static struct rtable *rt_dst_alloc(struct net_device *dev,
- unsigned int flags, u16 type,
- bool nopolicy, bool noxfrm, bool will_cache)
+struct rtable *rt_dst_alloc(struct net_device *dev,
+ unsigned int flags, u16 type,
+ bool nopolicy, bool noxfrm, bool will_cache)
{
struct rtable *rt;
@@ -1468,6 +1468,7 @@ static struct rtable *rt_dst_alloc(struct net_device *dev,
return rt;
}
+EXPORT_SYMBOL(rt_dst_alloc);
/* called in rcu_read_lock() section */
static int ip_route_input_mc(struct sk_buff *skb, __be32 daddr, __be32 saddr,
@@ -2045,6 +2046,18 @@ static struct rtable *__mkroute_output(const struct fib_result *res,
*/
if (fi && res->prefixlen < 4)
fi = NULL;
+ } else if ((type == RTN_LOCAL) && (orig_oif != 0) &&
+ (orig_oif != dev_out->ifindex)) {
+ /* For local routes that require a particular output interface
+ * we do not want to cache the result. Caching the result
+ * causes incorrect behaviour when there are multiple source
+ * addresses on the interface, the end result being that if the
+ * intended recipient is waiting on that interface for the
+ * packet he won't receive it because it will be delivered on
+ * the loopback interface and the IP_PKTINFO ipi_ifindex will
+ * be set to the loopback interface as well.
+ */
+ fi = NULL;
}
fnhe = NULL;
diff --git a/net/ipv4/tcp_input.c b/net/ipv4/tcp_input.c
index 90e0d9256b74..75e8336f6ecd 100644
--- a/net/ipv4/tcp_input.c
+++ b/net/ipv4/tcp_input.c
@@ -1309,6 +1309,7 @@ static bool tcp_shifted_skb(struct sock *sk, struct sk_buff *skb,
if (skb == tcp_highest_sack(sk))
tcp_advance_highest_sack(sk, skb);
+ tcp_skb_collapse_tstamp(prev, skb);
tcp_unlink_write_queue(skb, sk);
sk_wmem_free_skb(sk, skb);
@@ -3087,7 +3088,8 @@ static void tcp_ack_tstamp(struct sock *sk, struct sk_buff *skb,
shinfo = skb_shinfo(skb);
if ((shinfo->tx_flags & SKBTX_ACK_TSTAMP) &&
- between(shinfo->tskey, prior_snd_una, tcp_sk(sk)->snd_una - 1))
+ !before(shinfo->tskey, prior_snd_una) &&
+ before(shinfo->tskey, tcp_sk(sk)->snd_una))
__skb_tstamp_tx(skb, NULL, sk, SCM_TSTAMP_ACK);
}
diff --git a/net/ipv4/tcp_output.c b/net/ipv4/tcp_output.c
index 6451b83d81e9..96182a2aabc9 100644
--- a/net/ipv4/tcp_output.c
+++ b/net/ipv4/tcp_output.c
@@ -2441,6 +2441,20 @@ u32 __tcp_select_window(struct sock *sk)
return window;
}
+void tcp_skb_collapse_tstamp(struct sk_buff *skb,
+ const struct sk_buff *next_skb)
+{
+ const struct skb_shared_info *next_shinfo = skb_shinfo(next_skb);
+ u8 tsflags = next_shinfo->tx_flags & SKBTX_ANY_TSTAMP;
+
+ if (unlikely(tsflags)) {
+ struct skb_shared_info *shinfo = skb_shinfo(skb);
+
+ shinfo->tx_flags |= tsflags;
+ shinfo->tskey = next_shinfo->tskey;
+ }
+}
+
/* Collapses two adjacent SKB's during retransmission. */
static void tcp_collapse_retrans(struct sock *sk, struct sk_buff *skb)
{
@@ -2484,6 +2498,8 @@ static void tcp_collapse_retrans(struct sock *sk, struct sk_buff *skb)
tcp_adjust_pcount(sk, next_skb, tcp_skb_pcount(next_skb));
+ tcp_skb_collapse_tstamp(skb, next_skb);
+
sk_wmem_free_skb(sk, next_skb);
}
diff --git a/net/ipv4/udp.c b/net/ipv4/udp.c
index 37e09c3dd046..76ea0a8be090 100644
--- a/net/ipv4/udp.c
+++ b/net/ipv4/udp.c
@@ -336,8 +336,13 @@ found:
hslot2 = udp_hashslot2(udptable, udp_sk(sk)->udp_portaddr_hash);
spin_lock(&hslot2->lock);
- hlist_add_head_rcu(&udp_sk(sk)->udp_portaddr_node,
- &hslot2->head);
+ if (IS_ENABLED(CONFIG_IPV6) && sk->sk_reuseport &&
+ sk->sk_family == AF_INET6)
+ hlist_add_tail_rcu(&udp_sk(sk)->udp_portaddr_node,
+ &hslot2->head);
+ else
+ hlist_add_head_rcu(&udp_sk(sk)->udp_portaddr_node,
+ &hslot2->head);
hslot2->count++;
spin_unlock(&hslot2->lock);
}
diff --git a/net/ipv6/addrconf.c b/net/ipv6/addrconf.c
index 19258d97494c..f5a77a9dd34e 100644
--- a/net/ipv6/addrconf.c
+++ b/net/ipv6/addrconf.c
@@ -3254,6 +3254,7 @@ static int addrconf_notify(struct notifier_block *this, unsigned long event,
void *ptr)
{
struct net_device *dev = netdev_notifier_info_to_dev(ptr);
+ struct netdev_notifier_changeupper_info *info;
struct inet6_dev *idev = __in6_dev_get(dev);
int run_pending = 0;
int err;
@@ -3412,6 +3413,15 @@ static int addrconf_notify(struct notifier_block *this, unsigned long event,
if (idev)
addrconf_type_change(dev, event);
break;
+
+ case NETDEV_CHANGEUPPER:
+ info = ptr;
+
+ /* flush all routes if dev is linked to or unlinked from
+ * an L3 master device (e.g., VRF)
+ */
+ if (info->upper_dev && netif_is_l3_master(info->upper_dev))
+ addrconf_ifdown(dev, 0);
}
return NOTIFY_OK;
@@ -3437,6 +3447,12 @@ static void addrconf_type_change(struct net_device *dev, unsigned long event)
ipv6_mc_unmap(idev);
}
+static bool addr_is_local(const struct in6_addr *addr)
+{
+ return ipv6_addr_type(addr) &
+ (IPV6_ADDR_LINKLOCAL | IPV6_ADDR_LOOPBACK);
+}
+
static int addrconf_ifdown(struct net_device *dev, int how)
{
struct net *net = dev_net(dev);
@@ -3494,7 +3510,8 @@ restart:
* address is retained on a down event
*/
if (!keep_addr ||
- !(ifa->flags & IFA_F_PERMANENT)) {
+ !(ifa->flags & IFA_F_PERMANENT) ||
+ addr_is_local(&ifa->addr)) {
hlist_del_init_rcu(&ifa->addr_lst);
goto restart;
}
@@ -3543,7 +3560,8 @@ restart:
write_unlock_bh(&idev->lock);
spin_lock_bh(&ifa->lock);
- if (keep_addr && (ifa->flags & IFA_F_PERMANENT)) {
+ if (keep_addr && (ifa->flags & IFA_F_PERMANENT) &&
+ !addr_is_local(&ifa->addr)) {
/* set state to skip the notifier below */
state = INET6_IFADDR_STATE_DEAD;
ifa->state = 0;
diff --git a/net/ipv6/datagram.c b/net/ipv6/datagram.c
index a73d70119fcd..3962b6c810fc 100644
--- a/net/ipv6/datagram.c
+++ b/net/ipv6/datagram.c
@@ -40,18 +40,114 @@ static bool ipv6_mapped_addr_any(const struct in6_addr *a)
return ipv6_addr_v4mapped(a) && (a->s6_addr32[3] == 0);
}
+static void ip6_datagram_flow_key_init(struct flowi6 *fl6, struct sock *sk)
+{
+ struct inet_sock *inet = inet_sk(sk);
+ struct ipv6_pinfo *np = inet6_sk(sk);
+
+ memset(fl6, 0, sizeof(*fl6));
+ fl6->flowi6_proto = sk->sk_protocol;
+ fl6->daddr = sk->sk_v6_daddr;
+ fl6->saddr = np->saddr;
+ fl6->flowi6_oif = sk->sk_bound_dev_if;
+ fl6->flowi6_mark = sk->sk_mark;
+ fl6->fl6_dport = inet->inet_dport;
+ fl6->fl6_sport = inet->inet_sport;
+ fl6->flowlabel = np->flow_label;
+
+ if (!fl6->flowi6_oif)
+ fl6->flowi6_oif = np->sticky_pktinfo.ipi6_ifindex;
+
+ if (!fl6->flowi6_oif && ipv6_addr_is_multicast(&fl6->daddr))
+ fl6->flowi6_oif = np->mcast_oif;
+
+ security_sk_classify_flow(sk, flowi6_to_flowi(fl6));
+}
+
+int ip6_datagram_dst_update(struct sock *sk, bool fix_sk_saddr)
+{
+ struct ip6_flowlabel *flowlabel = NULL;
+ struct in6_addr *final_p, final;
+ struct ipv6_txoptions *opt;
+ struct dst_entry *dst;
+ struct inet_sock *inet = inet_sk(sk);
+ struct ipv6_pinfo *np = inet6_sk(sk);
+ struct flowi6 fl6;
+ int err = 0;
+
+ if (np->sndflow && (np->flow_label & IPV6_FLOWLABEL_MASK)) {
+ flowlabel = fl6_sock_lookup(sk, np->flow_label);
+ if (!flowlabel)
+ return -EINVAL;
+ }
+ ip6_datagram_flow_key_init(&fl6, sk);
+
+ rcu_read_lock();
+ opt = flowlabel ? flowlabel->opt : rcu_dereference(np->opt);
+ final_p = fl6_update_dst(&fl6, opt, &final);
+ rcu_read_unlock();
+
+ dst = ip6_dst_lookup_flow(sk, &fl6, final_p);
+ if (IS_ERR(dst)) {
+ err = PTR_ERR(dst);
+ goto out;
+ }
+
+ if (fix_sk_saddr) {
+ if (ipv6_addr_any(&np->saddr))
+ np->saddr = fl6.saddr;
+
+ if (ipv6_addr_any(&sk->sk_v6_rcv_saddr)) {
+ sk->sk_v6_rcv_saddr = fl6.saddr;
+ inet->inet_rcv_saddr = LOOPBACK4_IPV6;
+ if (sk->sk_prot->rehash)
+ sk->sk_prot->rehash(sk);
+ }
+ }
+
+ ip6_dst_store(sk, dst,
+ ipv6_addr_equal(&fl6.daddr, &sk->sk_v6_daddr) ?
+ &sk->sk_v6_daddr : NULL,
+#ifdef CONFIG_IPV6_SUBTREES
+ ipv6_addr_equal(&fl6.saddr, &np->saddr) ?
+ &np->saddr :
+#endif
+ NULL);
+
+out:
+ fl6_sock_release(flowlabel);
+ return err;
+}
+
+void ip6_datagram_release_cb(struct sock *sk)
+{
+ struct dst_entry *dst;
+
+ if (ipv6_addr_v4mapped(&sk->sk_v6_daddr))
+ return;
+
+ rcu_read_lock();
+ dst = __sk_dst_get(sk);
+ if (!dst || !dst->obsolete ||
+ dst->ops->check(dst, inet6_sk(sk)->dst_cookie)) {
+ rcu_read_unlock();
+ return;
+ }
+ rcu_read_unlock();
+
+ ip6_datagram_dst_update(sk, false);
+}
+EXPORT_SYMBOL_GPL(ip6_datagram_release_cb);
+
static int __ip6_datagram_connect(struct sock *sk, struct sockaddr *uaddr, int addr_len)
{
struct sockaddr_in6 *usin = (struct sockaddr_in6 *) uaddr;
struct inet_sock *inet = inet_sk(sk);
struct ipv6_pinfo *np = inet6_sk(sk);
- struct in6_addr *daddr, *final_p, final;
- struct dst_entry *dst;
- struct flowi6 fl6;
- struct ip6_flowlabel *flowlabel = NULL;
- struct ipv6_txoptions *opt;
+ struct in6_addr *daddr;
int addr_type;
int err;
+ __be32 fl6_flowlabel = 0;
if (usin->sin6_family == AF_INET) {
if (__ipv6_only_sock(sk))
@@ -66,15 +162,8 @@ static int __ip6_datagram_connect(struct sock *sk, struct sockaddr *uaddr, int a
if (usin->sin6_family != AF_INET6)
return -EAFNOSUPPORT;
- memset(&fl6, 0, sizeof(fl6));
- if (np->sndflow) {
- fl6.flowlabel = usin->sin6_flowinfo&IPV6_FLOWINFO_MASK;
- if (fl6.flowlabel&IPV6_FLOWLABEL_MASK) {
- flowlabel = fl6_sock_lookup(sk, fl6.flowlabel);
- if (!flowlabel)
- return -EINVAL;
- }
- }
+ if (np->sndflow)
+ fl6_flowlabel = usin->sin6_flowinfo & IPV6_FLOWINFO_MASK;
addr_type = ipv6_addr_type(&usin->sin6_addr);
@@ -145,7 +234,7 @@ ipv4_connected:
}
sk->sk_v6_daddr = *daddr;
- np->flow_label = fl6.flowlabel;
+ np->flow_label = fl6_flowlabel;
inet->inet_dport = usin->sin6_port;
@@ -154,59 +243,13 @@ ipv4_connected:
* destination cache for it.
*/
- fl6.flowi6_proto = sk->sk_protocol;
- fl6.daddr = sk->sk_v6_daddr;
- fl6.saddr = np->saddr;
- fl6.flowi6_oif = sk->sk_bound_dev_if;
- fl6.flowi6_mark = sk->sk_mark;
- fl6.fl6_dport = inet->inet_dport;
- fl6.fl6_sport = inet->inet_sport;
-
- if (!fl6.flowi6_oif)
- fl6.flowi6_oif = np->sticky_pktinfo.ipi6_ifindex;
-
- if (!fl6.flowi6_oif && (addr_type&IPV6_ADDR_MULTICAST))
- fl6.flowi6_oif = np->mcast_oif;
-
- security_sk_classify_flow(sk, flowi6_to_flowi(&fl6));
-
- rcu_read_lock();
- opt = flowlabel ? flowlabel->opt : rcu_dereference(np->opt);
- final_p = fl6_update_dst(&fl6, opt, &final);
- rcu_read_unlock();
-
- dst = ip6_dst_lookup_flow(sk, &fl6, final_p);
- err = 0;
- if (IS_ERR(dst)) {
- err = PTR_ERR(dst);
+ err = ip6_datagram_dst_update(sk, true);
+ if (err)
goto out;
- }
-
- /* source address lookup done in ip6_dst_lookup */
-
- if (ipv6_addr_any(&np->saddr))
- np->saddr = fl6.saddr;
-
- if (ipv6_addr_any(&sk->sk_v6_rcv_saddr)) {
- sk->sk_v6_rcv_saddr = fl6.saddr;
- inet->inet_rcv_saddr = LOOPBACK4_IPV6;
- if (sk->sk_prot->rehash)
- sk->sk_prot->rehash(sk);
- }
-
- ip6_dst_store(sk, dst,
- ipv6_addr_equal(&fl6.daddr, &sk->sk_v6_daddr) ?
- &sk->sk_v6_daddr : NULL,
-#ifdef CONFIG_IPV6_SUBTREES
- ipv6_addr_equal(&fl6.saddr, &np->saddr) ?
- &np->saddr :
-#endif
- NULL);
sk->sk_state = TCP_ESTABLISHED;
sk_set_txhash(sk);
out:
- fl6_sock_release(flowlabel);
return err;
}
diff --git a/net/ipv6/route.c b/net/ipv6/route.c
index ed446639219c..d916d6ab9ad2 100644
--- a/net/ipv6/route.c
+++ b/net/ipv6/route.c
@@ -338,9 +338,9 @@ static struct rt6_info *__ip6_dst_alloc(struct net *net,
return rt;
}
-static struct rt6_info *ip6_dst_alloc(struct net *net,
- struct net_device *dev,
- int flags)
+struct rt6_info *ip6_dst_alloc(struct net *net,
+ struct net_device *dev,
+ int flags)
{
struct rt6_info *rt = __ip6_dst_alloc(net, dev, flags);
@@ -364,6 +364,7 @@ static struct rt6_info *ip6_dst_alloc(struct net *net,
return rt;
}
+EXPORT_SYMBOL(ip6_dst_alloc);
static void ip6_dst_destroy(struct dst_entry *dst)
{
@@ -1417,8 +1418,20 @@ EXPORT_SYMBOL_GPL(ip6_update_pmtu);
void ip6_sk_update_pmtu(struct sk_buff *skb, struct sock *sk, __be32 mtu)
{
+ struct dst_entry *dst;
+
ip6_update_pmtu(skb, sock_net(sk), mtu,
sk->sk_bound_dev_if, sk->sk_mark);
+
+ dst = __sk_dst_get(sk);
+ if (!dst || !dst->obsolete ||
+ dst->ops->check(dst, inet6_sk(sk)->dst_cookie))
+ return;
+
+ bh_lock_sock(sk);
+ if (!sock_owned_by_user(sk) && !ipv6_addr_v4mapped(&sk->sk_v6_daddr))
+ ip6_datagram_dst_update(sk, false);
+ bh_unlock_sock(sk);
}
EXPORT_SYMBOL_GPL(ip6_sk_update_pmtu);
diff --git a/net/ipv6/udp.c b/net/ipv6/udp.c
index a050b70b9101..8d8b2cd8ec5b 100644
--- a/net/ipv6/udp.c
+++ b/net/ipv6/udp.c
@@ -1490,6 +1490,7 @@ struct proto udpv6_prot = {
.sendmsg = udpv6_sendmsg,
.recvmsg = udpv6_recvmsg,
.backlog_rcv = __udpv6_queue_rcv_skb,
+ .release_cb = ip6_datagram_release_cb,
.hash = udp_lib_hash,
.unhash = udp_lib_unhash,
.rehash = udp_v6_rehash,
diff --git a/net/netfilter/nf_conntrack_proto_tcp.c b/net/netfilter/nf_conntrack_proto_tcp.c
index 278f3b9356ef..7cc1d9c22a9f 100644
--- a/net/netfilter/nf_conntrack_proto_tcp.c
+++ b/net/netfilter/nf_conntrack_proto_tcp.c
@@ -410,6 +410,8 @@ static void tcp_options(const struct sk_buff *skb,
length--;
continue;
default:
+ if (length < 2)
+ return;
opsize=*ptr++;
if (opsize < 2) /* "silly options" */
return;
@@ -470,6 +472,8 @@ static void tcp_sack(const struct sk_buff *skb, unsigned int dataoff,
length--;
continue;
default:
+ if (length < 2)
+ return;
opsize = *ptr++;
if (opsize < 2) /* "silly options" */
return;
diff --git a/net/netlink/af_netlink.c b/net/netlink/af_netlink.c
index 0f16bf635480..aeefe127691a 100644
--- a/net/netlink/af_netlink.c
+++ b/net/netlink/af_netlink.c
@@ -688,7 +688,7 @@ static int netlink_release(struct socket *sock)
skb_queue_purge(&sk->sk_write_queue);
- if (nlk->portid) {
+ if (nlk->portid && nlk->bound) {
struct netlink_notify n = {
.net = sock_net(sk),
.protocol = sk->sk_protocol,
diff --git a/net/openvswitch/actions.c b/net/openvswitch/actions.c
index e9dd47b2a85b..879185fe183f 100644
--- a/net/openvswitch/actions.c
+++ b/net/openvswitch/actions.c
@@ -461,7 +461,7 @@ static int set_ipv6(struct sk_buff *skb, struct sw_flow_key *flow_key,
mask_ipv6_addr(saddr, key->ipv6_src, mask->ipv6_src, masked);
if (unlikely(memcmp(saddr, masked, sizeof(masked)))) {
- set_ipv6_addr(skb, key->ipv6_proto, saddr, masked,
+ set_ipv6_addr(skb, flow_key->ip.proto, saddr, masked,
true);
memcpy(&flow_key->ipv6.addr.src, masked,
sizeof(flow_key->ipv6.addr.src));
@@ -483,7 +483,7 @@ static int set_ipv6(struct sk_buff *skb, struct sw_flow_key *flow_key,
NULL, &flags)
!= NEXTHDR_ROUTING);
- set_ipv6_addr(skb, key->ipv6_proto, daddr, masked,
+ set_ipv6_addr(skb, flow_key->ip.proto, daddr, masked,
recalc_csum);
memcpy(&flow_key->ipv6.addr.dst, masked,
sizeof(flow_key->ipv6.addr.dst));
diff --git a/net/openvswitch/conntrack.c b/net/openvswitch/conntrack.c
index 1b9d286756be..b5fea1101faa 100644
--- a/net/openvswitch/conntrack.c
+++ b/net/openvswitch/conntrack.c
@@ -367,6 +367,7 @@ static int handle_fragments(struct net *net, struct sw_flow_key *key,
} else if (key->eth.type == htons(ETH_P_IPV6)) {
enum ip6_defrag_users user = IP6_DEFRAG_CONNTRACK_IN + zone;
+ skb_orphan(skb);
memset(IP6CB(skb), 0, sizeof(struct inet6_skb_parm));
err = nf_ct_frag6_gather(net, skb, user);
if (err)
diff --git a/net/packet/af_packet.c b/net/packet/af_packet.c
index 4d5e699d0bfa..4040eb92d9c9 100644
--- a/net/packet/af_packet.c
+++ b/net/packet/af_packet.c
@@ -3551,6 +3551,7 @@ static int packet_mc_add(struct sock *sk, struct packet_mreq_max *mreq)
i->ifindex = mreq->mr_ifindex;
i->alen = mreq->mr_alen;
memcpy(i->addr, mreq->mr_address, i->alen);
+ memset(i->addr + i->alen, 0, sizeof(i->addr) - i->alen);
i->count = 1;
i->next = po->mclist;
po->mclist = i;
diff --git a/net/rds/cong.c b/net/rds/cong.c
index e6144b8246fd..6641bcf7c185 100644
--- a/net/rds/cong.c
+++ b/net/rds/cong.c
@@ -299,7 +299,7 @@ void rds_cong_set_bit(struct rds_cong_map *map, __be16 port)
i = be16_to_cpu(port) / RDS_CONG_MAP_PAGE_BITS;
off = be16_to_cpu(port) % RDS_CONG_MAP_PAGE_BITS;
- __set_bit_le(off, (void *)map->m_page_addrs[i]);
+ set_bit_le(off, (void *)map->m_page_addrs[i]);
}
void rds_cong_clear_bit(struct rds_cong_map *map, __be16 port)
@@ -313,7 +313,7 @@ void rds_cong_clear_bit(struct rds_cong_map *map, __be16 port)
i = be16_to_cpu(port) / RDS_CONG_MAP_PAGE_BITS;
off = be16_to_cpu(port) % RDS_CONG_MAP_PAGE_BITS;
- __clear_bit_le(off, (void *)map->m_page_addrs[i]);
+ clear_bit_le(off, (void *)map->m_page_addrs[i]);
}
static int rds_cong_test_bit(struct rds_cong_map *map, __be16 port)
diff --git a/net/rds/ib_cm.c b/net/rds/ib_cm.c
index 8764970f0c24..310cabce2311 100644
--- a/net/rds/ib_cm.c
+++ b/net/rds/ib_cm.c
@@ -194,7 +194,7 @@ static void rds_ib_cm_fill_conn_param(struct rds_connection *conn,
dp->dp_protocol_major = RDS_PROTOCOL_MAJOR(protocol_version);
dp->dp_protocol_minor = RDS_PROTOCOL_MINOR(protocol_version);
dp->dp_protocol_minor_mask = cpu_to_be16(RDS_IB_SUPPORTED_PROTOCOLS);
- dp->dp_ack_seq = rds_ib_piggyb_ack(ic);
+ dp->dp_ack_seq = cpu_to_be64(rds_ib_piggyb_ack(ic));
/* Advertise flow control */
if (ic->i_flowctl) {
diff --git a/net/sched/sch_generic.c b/net/sched/sch_generic.c
index f18c35024207..80742edea96f 100644
--- a/net/sched/sch_generic.c
+++ b/net/sched/sch_generic.c
@@ -159,12 +159,15 @@ int sch_direct_xmit(struct sk_buff *skb, struct Qdisc *q,
if (validate)
skb = validate_xmit_skb_list(skb, dev);
- if (skb) {
+ if (likely(skb)) {
HARD_TX_LOCK(dev, txq, smp_processor_id());
if (!netif_xmit_frozen_or_stopped(txq))
skb = dev_hard_start_xmit(skb, dev, txq, &ret);
HARD_TX_UNLOCK(dev, txq);
+ } else {
+ spin_lock(root_lock);
+ return qdisc_qlen(q);
}
spin_lock(root_lock);
diff --git a/net/sctp/outqueue.c b/net/sctp/outqueue.c
index 8d3d3625130e..084718f9b3da 100644
--- a/net/sctp/outqueue.c
+++ b/net/sctp/outqueue.c
@@ -866,8 +866,10 @@ static int sctp_outq_flush(struct sctp_outq *q, int rtx_timeout, gfp_t gfp)
* sender MUST assure that at least one T3-rtx
* timer is running.
*/
- if (chunk->chunk_hdr->type == SCTP_CID_FWD_TSN)
- sctp_transport_reset_timers(transport);
+ if (chunk->chunk_hdr->type == SCTP_CID_FWD_TSN) {
+ sctp_transport_reset_t3_rtx(transport);
+ transport->last_time_sent = jiffies;
+ }
}
break;
@@ -924,8 +926,10 @@ static int sctp_outq_flush(struct sctp_outq *q, int rtx_timeout, gfp_t gfp)
error = sctp_outq_flush_rtx(q, packet,
rtx_timeout, &start_timer);
- if (start_timer)
- sctp_transport_reset_timers(transport);
+ if (start_timer) {
+ sctp_transport_reset_t3_rtx(transport);
+ transport->last_time_sent = jiffies;
+ }
/* This can happen on COOKIE-ECHO resend. Only
* one chunk can get bundled with a COOKIE-ECHO.
@@ -1062,7 +1066,8 @@ static int sctp_outq_flush(struct sctp_outq *q, int rtx_timeout, gfp_t gfp)
list_add_tail(&chunk->transmitted_list,
&transport->transmitted);
- sctp_transport_reset_timers(transport);
+ sctp_transport_reset_t3_rtx(transport);
+ transport->last_time_sent = jiffies;
/* Only let one DATA chunk get bundled with a
* COOKIE-ECHO chunk.
diff --git a/net/sctp/sm_make_chunk.c b/net/sctp/sm_make_chunk.c
index 7f0bf798205b..56f364d8f932 100644
--- a/net/sctp/sm_make_chunk.c
+++ b/net/sctp/sm_make_chunk.c
@@ -3080,8 +3080,7 @@ static __be16 sctp_process_asconf_param(struct sctp_association *asoc,
return SCTP_ERROR_RSRC_LOW;
/* Start the heartbeat timer. */
- if (!mod_timer(&peer->hb_timer, sctp_transport_timeout(peer)))
- sctp_transport_hold(peer);
+ sctp_transport_reset_hb_timer(peer);
asoc->new_transport = peer;
break;
case SCTP_PARAM_DEL_IP:
diff --git a/net/sctp/sm_sideeffect.c b/net/sctp/sm_sideeffect.c
index d06317de8730..e8f0112f9b28 100644
--- a/net/sctp/sm_sideeffect.c
+++ b/net/sctp/sm_sideeffect.c
@@ -69,8 +69,6 @@ static int sctp_side_effects(sctp_event_t event_type, sctp_subtype_t subtype,
sctp_cmd_seq_t *commands,
gfp_t gfp);
-static void sctp_cmd_hb_timer_update(sctp_cmd_seq_t *cmds,
- struct sctp_transport *t);
/********************************************************************
* Helper functions
********************************************************************/
@@ -367,6 +365,7 @@ void sctp_generate_heartbeat_event(unsigned long data)
struct sctp_association *asoc = transport->asoc;
struct sock *sk = asoc->base.sk;
struct net *net = sock_net(sk);
+ u32 elapsed, timeout;
bh_lock_sock(sk);
if (sock_owned_by_user(sk)) {
@@ -378,6 +377,16 @@ void sctp_generate_heartbeat_event(unsigned long data)
goto out_unlock;
}
+ /* Check if we should still send the heartbeat or reschedule */
+ elapsed = jiffies - transport->last_time_sent;
+ timeout = sctp_transport_timeout(transport);
+ if (elapsed < timeout) {
+ elapsed = timeout - elapsed;
+ if (!mod_timer(&transport->hb_timer, jiffies + elapsed))
+ sctp_transport_hold(transport);
+ goto out_unlock;
+ }
+
error = sctp_do_sm(net, SCTP_EVENT_T_TIMEOUT,
SCTP_ST_TIMEOUT(SCTP_EVENT_TIMEOUT_HEARTBEAT),
asoc->state, asoc->ep, asoc,
@@ -507,7 +516,7 @@ static void sctp_do_8_2_transport_strike(sctp_cmd_seq_t *commands,
0);
/* Update the hb timer to resend a heartbeat every rto */
- sctp_cmd_hb_timer_update(commands, transport);
+ sctp_transport_reset_hb_timer(transport);
}
if (transport->state != SCTP_INACTIVE &&
@@ -634,11 +643,8 @@ static void sctp_cmd_hb_timers_start(sctp_cmd_seq_t *cmds,
* hold a reference on the transport to make sure none of
* the needed data structures go away.
*/
- list_for_each_entry(t, &asoc->peer.transport_addr_list, transports) {
-
- if (!mod_timer(&t->hb_timer, sctp_transport_timeout(t)))
- sctp_transport_hold(t);
- }
+ list_for_each_entry(t, &asoc->peer.transport_addr_list, transports)
+ sctp_transport_reset_hb_timer(t);
}
static void sctp_cmd_hb_timers_stop(sctp_cmd_seq_t *cmds,
@@ -669,15 +675,6 @@ static void sctp_cmd_t3_rtx_timers_stop(sctp_cmd_seq_t *cmds,
}
-/* Helper function to update the heartbeat timer. */
-static void sctp_cmd_hb_timer_update(sctp_cmd_seq_t *cmds,
- struct sctp_transport *t)
-{
- /* Update the heartbeat timer. */
- if (!mod_timer(&t->hb_timer, sctp_transport_timeout(t)))
- sctp_transport_hold(t);
-}
-
/* Helper function to handle the reception of an HEARTBEAT ACK. */
static void sctp_cmd_transport_on(sctp_cmd_seq_t *cmds,
struct sctp_association *asoc,
@@ -742,8 +739,7 @@ static void sctp_cmd_transport_on(sctp_cmd_seq_t *cmds,
sctp_transport_update_rto(t, (jiffies - hbinfo->sent_at));
/* Update the heartbeat timer. */
- if (!mod_timer(&t->hb_timer, sctp_transport_timeout(t)))
- sctp_transport_hold(t);
+ sctp_transport_reset_hb_timer(t);
if (was_unconfirmed && asoc->peer.transport_count == 1)
sctp_transport_immediate_rtx(t);
@@ -1616,7 +1612,7 @@ static int sctp_cmd_interpreter(sctp_event_t event_type,
case SCTP_CMD_HB_TIMER_UPDATE:
t = cmd->obj.transport;
- sctp_cmd_hb_timer_update(commands, t);
+ sctp_transport_reset_hb_timer(t);
break;
case SCTP_CMD_HB_TIMERS_STOP:
diff --git a/net/sctp/transport.c b/net/sctp/transport.c
index 9b6b48c7524e..81b86678be4d 100644
--- a/net/sctp/transport.c
+++ b/net/sctp/transport.c
@@ -183,7 +183,7 @@ static void sctp_transport_destroy(struct sctp_transport *transport)
/* Start T3_rtx timer if it is not already running and update the heartbeat
* timer. This routine is called every time a DATA chunk is sent.
*/
-void sctp_transport_reset_timers(struct sctp_transport *transport)
+void sctp_transport_reset_t3_rtx(struct sctp_transport *transport)
{
/* RFC 2960 6.3.2 Retransmission Timer Rules
*
@@ -197,11 +197,18 @@ void sctp_transport_reset_timers(struct sctp_transport *transport)
if (!mod_timer(&transport->T3_rtx_timer,
jiffies + transport->rto))
sctp_transport_hold(transport);
+}
+
+void sctp_transport_reset_hb_timer(struct sctp_transport *transport)
+{
+ unsigned long expires;
/* When a data chunk is sent, reset the heartbeat interval. */
- if (!mod_timer(&transport->hb_timer,
- sctp_transport_timeout(transport)))
- sctp_transport_hold(transport);
+ expires = jiffies + sctp_transport_timeout(transport);
+ if (time_before(transport->hb_timer.expires, expires) &&
+ !mod_timer(&transport->hb_timer,
+ expires + prandom_u32_max(transport->rto)))
+ sctp_transport_hold(transport);
}
/* This transport has been assigned to an association.
@@ -595,13 +602,13 @@ void sctp_transport_burst_reset(struct sctp_transport *t)
unsigned long sctp_transport_timeout(struct sctp_transport *trans)
{
/* RTO + timer slack +/- 50% of RTO */
- unsigned long timeout = (trans->rto >> 1) + prandom_u32_max(trans->rto);
+ unsigned long timeout = trans->rto >> 1;
if (trans->state != SCTP_UNCONFIRMED &&
trans->state != SCTP_PF)
timeout += trans->hbinterval;
- return timeout + jiffies;
+ return timeout;
}
/* Reset transport variables to their initial values */
diff --git a/net/sunrpc/auth_gss/gss_krb5_crypto.c b/net/sunrpc/auth_gss/gss_krb5_crypto.c
index 045e11ecd332..244245bcbbd2 100644
--- a/net/sunrpc/auth_gss/gss_krb5_crypto.c
+++ b/net/sunrpc/auth_gss/gss_krb5_crypto.c
@@ -78,6 +78,7 @@ krb5_encrypt(
memcpy(out, in, length);
sg_init_one(sg, out, length);
+ skcipher_request_set_tfm(req, tfm);
skcipher_request_set_callback(req, 0, NULL, NULL);
skcipher_request_set_crypt(req, sg, sg, length, local_iv);
@@ -115,6 +116,7 @@ krb5_decrypt(
memcpy(out, in, length);
sg_init_one(sg, out, length);
+ skcipher_request_set_tfm(req, tfm);
skcipher_request_set_callback(req, 0, NULL, NULL);
skcipher_request_set_crypt(req, sg, sg, length, local_iv);
@@ -946,7 +948,8 @@ krb5_rc4_setup_seq_key(struct krb5_ctx *kctx, struct crypto_skcipher *cipher,
return PTR_ERR(hmac);
}
- desc = kmalloc(sizeof(*desc), GFP_KERNEL);
+ desc = kmalloc(sizeof(*desc) + crypto_shash_descsize(hmac),
+ GFP_KERNEL);
if (!desc) {
dprintk("%s: failed to allocate shash descriptor for '%s'\n",
__func__, kctx->gk5e->cksum_name);
@@ -1012,7 +1015,8 @@ krb5_rc4_setup_enc_key(struct krb5_ctx *kctx, struct crypto_skcipher *cipher,
return PTR_ERR(hmac);
}
- desc = kmalloc(sizeof(*desc), GFP_KERNEL);
+ desc = kmalloc(sizeof(*desc) + crypto_shash_descsize(hmac),
+ GFP_KERNEL);
if (!desc) {
dprintk("%s: failed to allocate shash descriptor for '%s'\n",
__func__, kctx->gk5e->cksum_name);
diff --git a/net/sunrpc/auth_gss/gss_krb5_mech.c b/net/sunrpc/auth_gss/gss_krb5_mech.c
index 71341ccb9890..65427492b1c9 100644
--- a/net/sunrpc/auth_gss/gss_krb5_mech.c
+++ b/net/sunrpc/auth_gss/gss_krb5_mech.c
@@ -451,7 +451,8 @@ context_derive_keys_rc4(struct krb5_ctx *ctx)
goto out_err_free_hmac;
- desc = kmalloc(sizeof(*desc), GFP_KERNEL);
+ desc = kmalloc(sizeof(*desc) + crypto_shash_descsize(hmac),
+ GFP_KERNEL);
if (!desc) {
dprintk("%s: failed to allocate hash descriptor for '%s'\n",
__func__, ctx->gk5e->cksum_name);
diff --git a/net/tipc/core.c b/net/tipc/core.c
index 03a842870c52..e2bdb07a49a2 100644
--- a/net/tipc/core.c
+++ b/net/tipc/core.c
@@ -69,6 +69,7 @@ static int __net_init tipc_init_net(struct net *net)
if (err)
goto out_nametbl;
+ INIT_LIST_HEAD(&tn->dist_queue);
err = tipc_topsrv_start(net);
if (err)
goto out_subscr;
diff --git a/net/tipc/core.h b/net/tipc/core.h
index 5504d63503df..eff58dc53aa1 100644
--- a/net/tipc/core.h
+++ b/net/tipc/core.h
@@ -103,6 +103,9 @@ struct tipc_net {
spinlock_t nametbl_lock;
struct name_table *nametbl;
+ /* Name dist queue */
+ struct list_head dist_queue;
+
/* Topology subscription server */
struct tipc_server *topsrv;
atomic_t subscription_count;
diff --git a/net/tipc/name_distr.c b/net/tipc/name_distr.c
index ebe9d0ff6e9e..6b626a64b517 100644
--- a/net/tipc/name_distr.c
+++ b/net/tipc/name_distr.c
@@ -40,11 +40,6 @@
int sysctl_tipc_named_timeout __read_mostly = 2000;
-/**
- * struct tipc_dist_queue - queue holding deferred name table updates
- */
-static struct list_head tipc_dist_queue = LIST_HEAD_INIT(tipc_dist_queue);
-
struct distr_queue_item {
struct distr_item i;
u32 dtype;
@@ -229,12 +224,31 @@ static void tipc_publ_purge(struct net *net, struct publication *publ, u32 addr)
kfree_rcu(p, rcu);
}
+/**
+ * tipc_dist_queue_purge - remove deferred updates from a node that went down
+ */
+static void tipc_dist_queue_purge(struct net *net, u32 addr)
+{
+ struct tipc_net *tn = net_generic(net, tipc_net_id);
+ struct distr_queue_item *e, *tmp;
+
+ spin_lock_bh(&tn->nametbl_lock);
+ list_for_each_entry_safe(e, tmp, &tn->dist_queue, next) {
+ if (e->node != addr)
+ continue;
+ list_del(&e->next);
+ kfree(e);
+ }
+ spin_unlock_bh(&tn->nametbl_lock);
+}
+
void tipc_publ_notify(struct net *net, struct list_head *nsub_list, u32 addr)
{
struct publication *publ, *tmp;
list_for_each_entry_safe(publ, tmp, nsub_list, nodesub_list)
tipc_publ_purge(net, publ, addr);
+ tipc_dist_queue_purge(net, addr);
}
/**
@@ -279,9 +293,11 @@ static bool tipc_update_nametbl(struct net *net, struct distr_item *i,
* tipc_named_add_backlog - add a failed name table update to the backlog
*
*/
-static void tipc_named_add_backlog(struct distr_item *i, u32 type, u32 node)
+static void tipc_named_add_backlog(struct net *net, struct distr_item *i,
+ u32 type, u32 node)
{
struct distr_queue_item *e;
+ struct tipc_net *tn = net_generic(net, tipc_net_id);
unsigned long now = get_jiffies_64();
e = kzalloc(sizeof(*e), GFP_ATOMIC);
@@ -291,7 +307,7 @@ static void tipc_named_add_backlog(struct distr_item *i, u32 type, u32 node)
e->node = node;
e->expires = now + msecs_to_jiffies(sysctl_tipc_named_timeout);
memcpy(e, i, sizeof(*i));
- list_add_tail(&e->next, &tipc_dist_queue);
+ list_add_tail(&e->next, &tn->dist_queue);
}
/**
@@ -301,10 +317,11 @@ static void tipc_named_add_backlog(struct distr_item *i, u32 type, u32 node)
void tipc_named_process_backlog(struct net *net)
{
struct distr_queue_item *e, *tmp;
+ struct tipc_net *tn = net_generic(net, tipc_net_id);
char addr[16];
unsigned long now = get_jiffies_64();
- list_for_each_entry_safe(e, tmp, &tipc_dist_queue, next) {
+ list_for_each_entry_safe(e, tmp, &tn->dist_queue, next) {
if (time_after(e->expires, now)) {
if (!tipc_update_nametbl(net, &e->i, e->node, e->dtype))
continue;
@@ -344,7 +361,7 @@ void tipc_named_rcv(struct net *net, struct sk_buff_head *inputq)
node = msg_orignode(msg);
while (count--) {
if (!tipc_update_nametbl(net, item, node, mtype))
- tipc_named_add_backlog(item, mtype, node);
+ tipc_named_add_backlog(net, item, mtype, node);
item++;
}
kfree_skb(skb);
diff --git a/net/vmw_vsock/vmci_transport.c b/net/vmw_vsock/vmci_transport.c
index 662bdd20a748..56214736fe88 100644
--- a/net/vmw_vsock/vmci_transport.c
+++ b/net/vmw_vsock/vmci_transport.c
@@ -1735,11 +1735,8 @@ static int vmci_transport_dgram_dequeue(struct vsock_sock *vsk,
/* Retrieve the head sk_buff from the socket's receive queue. */
err = 0;
skb = skb_recv_datagram(&vsk->sk, flags, noblock, &err);
- if (err)
- return err;
-
if (!skb)
- return -EAGAIN;
+ return err;
dg = (struct vmci_datagram *)skb->data;
if (!dg)
@@ -2154,7 +2151,7 @@ module_exit(vmci_transport_exit);
MODULE_AUTHOR("VMware, Inc.");
MODULE_DESCRIPTION("VMCI transport for Virtual Sockets");
-MODULE_VERSION("1.0.3.0-k");
+MODULE_VERSION("1.0.4.0-k");
MODULE_LICENSE("GPL v2");
MODULE_ALIAS("vmware_vsock");
MODULE_ALIAS_NETPROTO(PF_VSOCK);
diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c
index 13ef553b99d4..fd7f34a2b10c 100644
--- a/net/wireless/nl80211.c
+++ b/net/wireless/nl80211.c
@@ -13372,7 +13372,7 @@ static int nl80211_netlink_notify(struct notifier_block * nb,
struct wireless_dev *wdev;
struct cfg80211_beacon_registration *reg, *tmp;
- if (state != NETLINK_URELEASE)
+ if (state != NETLINK_URELEASE || notify->protocol != NETLINK_GENERIC)
return NOTIFY_DONE;
rcu_read_lock();