Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net

Pull networking fixes from David Miller:

 1) IPv6 gre tunnels end up with different default features enabled
    depending upon whether netlink or ioctls are used to bring them up.
    Fix from Alexey Kodanev.

 2) Fix read past end of user control message in RDS< from Avinash
    Repaka.

 3) Missing RCU barrier in mini qdisc code, from Cong Wang.

 4) Missing policy put when reusing per-cpu route entries, from Florian
    Westphal.

 5) Handle nested PCI errors properly in bnx2x driver, from Guilherme G.
    Piccoli.

 6) Run nested transport mode IPSEC packets via tasklet, from Herbert
    Xu.

 7) Fix handling poll() for stream sockets in tipc, from Parthasarathy
    Bhuvaragan.

 8) Fix two stack-out-of-bounds issues in IPSEC, from Steffen Klassert.

 9) Another zerocopy ubuf handling fix, from Willem de Bruijn.

* git://git.kernel.org/pub/scm/linux/kernel/git/davem/net: (33 commits)
  strparser: Call sock_owned_by_user_nocheck
  sock: Add sock_owned_by_user_nocheck
  skbuff: in skb_copy_ubufs unclone before releasing zerocopy
  tipc: fix hanging poll() for stream sockets
  sctp: Replace use of sockets_allocated with specified macro.
  bnx2x: Improve reliability in case of nested PCI errors
  tg3: Enable PHY reset in MTU change path for 5720
  tg3: Add workaround to restrict 5762 MRRS to 2048
  tg3: Update copyright
  net: fec: unmap the xmit buffer that are not transferred by DMA
  tipc: fix tipc_mon_delete() oops in tipc_enable_bearer() error path
  tipc: error path leak fixes in tipc_enable_bearer()
  RDS: Check cmsg_len before dereferencing CMSG_DATA
  tcp: Avoid preprocessor directives in tracepoint macro args
  tipc: fix memory leak of group member when peer node is lost
  net: sched: fix possible null pointer deref in tcf_block_put
  tipc: base group replicast ack counter on number of actual receivers
  net_sched: fix a missing rcu barrier in mini_qdisc_pair_swap()
  net: phy: micrel: ksz9031: reconfigure autoneg after phy autoneg workaround
  ip6_gre: fix device features for ioctl setup
  ...

3 files changed, 45 insertions, 60 deletions

diff --git a/include/net/sock.h b/include/net/sock.h
index 9155da422692..7a7b14e9628a 100644
--- a/include/net/sock.h
+++ b/include/net/sock.h
@@ -1514,6 +1514,11 @@ static inline bool sock_owned_by_user(const struct sock *sk)
 	return sk->sk_lock.owned;
 }
 
+static inline bool sock_owned_by_user_nocheck(const struct sock *sk)
+{
+	return sk->sk_lock.owned;
+}
+
 /* no reclassification while locks are held */
 static inline bool sock_allow_reclassification(const struct sock *csk)
 {
diff --git a/include/net/xfrm.h b/include/net/xfrm.h
index dc28a98ce97c..ae35991b5877 100644
--- a/include/net/xfrm.h
+++ b/include/net/xfrm.h
@@ -1570,6 +1570,9 @@ int xfrm_init_state(struct xfrm_state *x);
 int xfrm_prepare_input(struct xfrm_state *x, struct sk_buff *skb);
 int xfrm_input(struct sk_buff *skb, int nexthdr, __be32 spi, int encap_type);
 int xfrm_input_resume(struct sk_buff *skb, int nexthdr);
+int xfrm_trans_queue(struct sk_buff *skb,
+		     int (*finish)(struct net *, struct sock *,
+				   struct sk_buff *));
 int xfrm_output_resume(struct sk_buff *skb, int err);
 int xfrm_output(struct sock *sk, struct sk_buff *skb);
 int xfrm_inner_extract_output(struct xfrm_state *x, struct sk_buff *skb);
diff --git a/include/trace/events/tcp.h b/include/trace/events/tcp.h
index 07cccca6cbf1..ab34c561f26b 100644
--- a/include/trace/events/tcp.h
+++ b/include/trace/events/tcp.h
@@ -25,6 +25,35 @@
 		tcp_state_name(TCP_CLOSING),		\
 		tcp_state_name(TCP_NEW_SYN_RECV))
 
+#define TP_STORE_V4MAPPED(__entry, saddr, daddr)		\
+	do {							\
+		struct in6_addr *pin6;				\
+								\
+		pin6 = (struct in6_addr *)__entry->saddr_v6;	\
+		ipv6_addr_set_v4mapped(saddr, pin6);		\
+		pin6 = (struct in6_addr *)__entry->daddr_v6;	\
+		ipv6_addr_set_v4mapped(daddr, pin6);		\
+	} while (0)
+
+#if IS_ENABLED(CONFIG_IPV6)
+#define TP_STORE_ADDRS(__entry, saddr, daddr, saddr6, daddr6)		\
+	do {								\
+		if (sk->sk_family == AF_INET6) {			\
+			struct in6_addr *pin6;				\
+									\
+			pin6 = (struct in6_addr *)__entry->saddr_v6;	\
+			*pin6 = saddr6;					\
+			pin6 = (struct in6_addr *)__entry->daddr_v6;	\
+			*pin6 = daddr6;					\
+		} else {						\
+			TP_STORE_V4MAPPED(__entry, saddr, daddr);	\
+		}							\
+	} while (0)
+#else
+#define TP_STORE_ADDRS(__entry, saddr, daddr, saddr6, daddr6)	\
+	TP_STORE_V4MAPPED(__entry, saddr, daddr)
+#endif
+
 /*
  * tcp event with arguments sk and skb
  *
@@ -50,7 +79,6 @@ DECLARE_EVENT_CLASS(tcp_event_sk_skb,
 
 	TP_fast_assign(
 		struct inet_sock *inet = inet_sk(sk);
-		struct in6_addr *pin6;
 		__be32 *p32;
 
 		__entry->skbaddr = skb;
@@ -65,20 +93,8 @@ DECLARE_EVENT_CLASS(tcp_event_sk_skb,
 		p32 = (__be32 *) __entry->daddr;
 		*p32 =  inet->inet_daddr;
 
-#if IS_ENABLED(CONFIG_IPV6)
-		if (sk->sk_family == AF_INET6) {
-			pin6 = (struct in6_addr *)__entry->saddr_v6;
-			*pin6 = sk->sk_v6_rcv_saddr;
-			pin6 = (struct in6_addr *)__entry->daddr_v6;
-			*pin6 = sk->sk_v6_daddr;
-		} else
-#endif
-		{
-			pin6 = (struct in6_addr *)__entry->saddr_v6;
-			ipv6_addr_set_v4mapped(inet->inet_saddr, pin6);
-			pin6 = (struct in6_addr *)__entry->daddr_v6;
-			ipv6_addr_set_v4mapped(inet->inet_daddr, pin6);
-		}
+		TP_STORE_ADDRS(__entry, inet->inet_saddr, inet->inet_daddr,
+			      sk->sk_v6_rcv_saddr, sk->sk_v6_daddr);
 	),
 
 	TP_printk("sport=%hu dport=%hu saddr=%pI4 daddr=%pI4 saddrv6=%pI6c daddrv6=%pI6c",
@@ -127,7 +143,6 @@ DECLARE_EVENT_CLASS(tcp_event_sk,
 
 	TP_fast_assign(
 		struct inet_sock *inet = inet_sk(sk);
-		struct in6_addr *pin6;
 		__be32 *p32;
 
 		__entry->skaddr = sk;
@@ -141,20 +156,8 @@ DECLARE_EVENT_CLASS(tcp_event_sk,
 		p32 = (__be32 *) __entry->daddr;
 		*p32 =  inet->inet_daddr;
 
-#if IS_ENABLED(CONFIG_IPV6)
-		if (sk->sk_family == AF_INET6) {
-			pin6 = (struct in6_addr *)__entry->saddr_v6;
-			*pin6 = sk->sk_v6_rcv_saddr;
-			pin6 = (struct in6_addr *)__entry->daddr_v6;
-			*pin6 = sk->sk_v6_daddr;
-		} else
-#endif
-		{
-			pin6 = (struct in6_addr *)__entry->saddr_v6;
-			ipv6_addr_set_v4mapped(inet->inet_saddr, pin6);
-			pin6 = (struct in6_addr *)__entry->daddr_v6;
-			ipv6_addr_set_v4mapped(inet->inet_daddr, pin6);
-		}
+		TP_STORE_ADDRS(__entry, inet->inet_saddr, inet->inet_daddr,
+			       sk->sk_v6_rcv_saddr, sk->sk_v6_daddr);
 	),
 
 	TP_printk("sport=%hu dport=%hu saddr=%pI4 daddr=%pI4 saddrv6=%pI6c daddrv6=%pI6c",
@@ -197,7 +200,6 @@ TRACE_EVENT(tcp_set_state,
 
 	TP_fast_assign(
 		struct inet_sock *inet = inet_sk(sk);
-		struct in6_addr *pin6;
 		__be32 *p32;
 
 		__entry->skaddr = sk;
@@ -213,20 +215,8 @@ TRACE_EVENT(tcp_set_state,
 		p32 = (__be32 *) __entry->daddr;
 		*p32 =  inet->inet_daddr;
 
-#if IS_ENABLED(CONFIG_IPV6)
-		if (sk->sk_family == AF_INET6) {
-			pin6 = (struct in6_addr *)__entry->saddr_v6;
-			*pin6 = sk->sk_v6_rcv_saddr;
-			pin6 = (struct in6_addr *)__entry->daddr_v6;
-			*pin6 = sk->sk_v6_daddr;
-		} else
-#endif
-		{
-			pin6 = (struct in6_addr *)__entry->saddr_v6;
-			ipv6_addr_set_v4mapped(inet->inet_saddr, pin6);
-			pin6 = (struct in6_addr *)__entry->daddr_v6;
-			ipv6_addr_set_v4mapped(inet->inet_daddr, pin6);
-		}
+		TP_STORE_ADDRS(__entry, inet->inet_saddr, inet->inet_daddr,
+			       sk->sk_v6_rcv_saddr, sk->sk_v6_daddr);
 	),
 
 	TP_printk("sport=%hu dport=%hu saddr=%pI4 daddr=%pI4 saddrv6=%pI6c daddrv6=%pI6c oldstate=%s newstate=%s",
@@ -256,7 +246,6 @@ TRACE_EVENT(tcp_retransmit_synack,
 
 	TP_fast_assign(
 		struct inet_request_sock *ireq = inet_rsk(req);
-		struct in6_addr *pin6;
 		__be32 *p32;
 
 		__entry->skaddr = sk;
@@ -271,20 +260,8 @@ TRACE_EVENT(tcp_retransmit_synack,
 		p32 = (__be32 *) __entry->daddr;
 		*p32 = ireq->ir_rmt_addr;
 
-#if IS_ENABLED(CONFIG_IPV6)
-		if (sk->sk_family == AF_INET6) {
-			pin6 = (struct in6_addr *)__entry->saddr_v6;
-			*pin6 = ireq->ir_v6_loc_addr;
-			pin6 = (struct in6_addr *)__entry->daddr_v6;
-			*pin6 = ireq->ir_v6_rmt_addr;
-		} else
-#endif
-		{
-			pin6 = (struct in6_addr *)__entry->saddr_v6;
-			ipv6_addr_set_v4mapped(ireq->ir_loc_addr, pin6);
-			pin6 = (struct in6_addr *)__entry->daddr_v6;
-			ipv6_addr_set_v4mapped(ireq->ir_rmt_addr, pin6);
-		}
+		TP_STORE_ADDRS(__entry, ireq->ir_loc_addr, ireq->ir_rmt_addr,
+			      ireq->ir_v6_loc_addr, ireq->ir_v6_rmt_addr);
 	),
 
 	TP_printk("sport=%hu dport=%hu saddr=%pI4 daddr=%pI4 saddrv6=%pI6c daddrv6=%pI6c",