6 files changed, 12 insertions, 31 deletions
diff --git a/include/net/compat.h b/include/net/compat.h
index 3c7d4e38fa1d..28d5428ec6a2 100644
--- a/include/net/compat.h
+++ b/include/net/compat.h
@@ -46,7 +46,7 @@ extern asmlinkage long compat_sys_sendmsg(int,struct compat_msghdr __user *,unsi
 extern asmlinkage long compat_sys_recvmsg(int,struct compat_msghdr __user *,unsigned);
 extern asmlinkage long compat_sys_recvmmsg(int, struct compat_mmsghdr __user *,
 					   unsigned, unsigned,
-					   struct timespec __user *);
+					   struct compat_timespec __user *);
 extern asmlinkage long compat_sys_getsockopt(int, int, int, char __user *, int __user *);
 extern int put_cmsg_compat(struct msghdr*, int, int, int, void *);
 
diff --git a/include/net/dst.h b/include/net/dst.h
index 387cb3cfde7e..39c4a5963e12 100644
--- a/include/net/dst.h
+++ b/include/net/dst.h
@@ -113,7 +113,7 @@ dst_metric(const struct dst_entry *dst, int metric)
 static inline u32
 dst_feature(const struct dst_entry *dst, u32 feature)
 {
-	return (dst ? dst_metric(dst, RTAX_FEATURES) & feature : 0);
+	return dst_metric(dst, RTAX_FEATURES) & feature;
 }
 
 static inline u32 dst_mtu(const struct dst_entry *dst)
diff --git a/include/net/inet6_hashtables.h b/include/net/inet6_hashtables.h
index 92838d3a1ab7..e46674d5daea 100644
--- a/include/net/inet6_hashtables.h
+++ b/include/net/inet6_hashtables.h
@@ -53,7 +53,7 @@ static inline int inet6_sk_ehashfn(const struct sock *sk)
 	return inet6_ehashfn(net, laddr, lport, faddr, fport);
 }
 
-extern void __inet6_hash(struct sock *sk);
+extern int __inet6_hash(struct sock *sk, struct inet_timewait_sock *twp);
 
 /*
  * Sockets in TCP_CLOSE state are _always_ taken out of the hash, so
diff --git a/include/net/inet_hashtables.h b/include/net/inet_hashtables.h
index 41cbddd25b70..74358d1b3f43 100644
--- a/include/net/inet_hashtables.h
+++ b/include/net/inet_hashtables.h
@@ -251,7 +251,7 @@ extern void inet_put_port(struct sock *sk);
 
 void inet_hashinfo_init(struct inet_hashinfo *h);
 
-extern void __inet_hash_nolisten(struct sock *sk);
+extern int __inet_hash_nolisten(struct sock *sk, struct inet_timewait_sock *tw);
 extern void inet_hash(struct sock *sk);
 extern void inet_unhash(struct sock *sk);
 
@@ -391,10 +391,12 @@ static inline struct sock *__inet_lookup_skb(struct inet_hashinfo *hashinfo,
 }
 
 extern int __inet_hash_connect(struct inet_timewait_death_row *death_row,
-		struct sock *sk, u32 port_offset,
+		struct sock *sk,
+		u32 port_offset,
 		int (*check_established)(struct inet_timewait_death_row *,
 			struct sock *, __u16, struct inet_timewait_sock **),
-			       void (*hash)(struct sock *sk));
+		int (*hash)(struct sock *sk, struct inet_timewait_sock *twp));
+
 extern int inet_hash_connect(struct inet_timewait_death_row *death_row,
 			     struct sock *sk);
 #endif /* _INET_HASHTABLES_H */
diff --git a/include/net/inet_timewait_sock.h b/include/net/inet_timewait_sock.h
index b801ade2295e..79f67eae8a7e 100644
--- a/include/net/inet_timewait_sock.h
+++ b/include/net/inet_timewait_sock.h
@@ -201,6 +201,9 @@ extern void inet_twsk_put(struct inet_timewait_sock *tw);
 
 extern int inet_twsk_unhash(struct inet_timewait_sock *tw);
 
+extern int inet_twsk_bind_unhash(struct inet_timewait_sock *tw,
+				 struct inet_hashinfo *hashinfo);
+
 extern struct inet_timewait_sock *inet_twsk_alloc(const struct sock *sk,
 						  const int state);
 
diff --git a/include/net/tcp.h b/include/net/tcp.h
index 5740b85bc5a0..34f5cc24d903 100644
--- a/include/net/tcp.h
+++ b/include/net/tcp.h
@@ -408,8 +408,7 @@ extern int			tcp_recvmsg(struct kiocb *iocb, struct sock *sk,
 extern void			tcp_parse_options(struct sk_buff *skb,
 						  struct tcp_options_received *opt_rx,
 						  u8 **hvpp,
-						  int estab,
-						  struct dst_entry *dst);
+						  int estab);
 
 extern u8			*tcp_parse_md5sig_option(struct tcphdr *th);
 
@@ -1261,29 +1260,6 @@ static inline struct sk_buff *tcp_write_queue_prev(struct sock *sk, struct sk_bu
 #define tcp_for_write_queue_from_safe(skb, tmp, sk)			\
 	skb_queue_walk_from_safe(&(sk)->sk_write_queue, skb, tmp)
 
-/* This function calculates a "timeout" which is equivalent to the timeout of a
- * TCP connection after "boundary" unsuccessful, exponentially backed-off
- * retransmissions with an initial RTO of TCP_RTO_MIN.
- */
-static inline bool retransmits_timed_out(const struct sock *sk,
-					 unsigned int boundary)
-{
-	unsigned int timeout, linear_backoff_thresh;
-
-	if (!inet_csk(sk)->icsk_retransmits)
-		return false;
-
-	linear_backoff_thresh = ilog2(TCP_RTO_MAX/TCP_RTO_MIN);
-
-	if (boundary <= linear_backoff_thresh)
-		timeout = ((2 << boundary) - 1) * TCP_RTO_MIN;
-	else
-		timeout = ((2 << linear_backoff_thresh) - 1) * TCP_RTO_MIN +
-			  (boundary - linear_backoff_thresh) * TCP_RTO_MAX;
-
-	return (tcp_time_stamp - tcp_sk(sk)->retrans_stamp) >= timeout;
-}
-
 static inline struct sk_buff *tcp_send_head(struct sock *sk)
 {
 	return sk->sk_send_head;