1 files changed, 6 insertions, 2 deletions

diff --git a/include/net/tcp.h b/include/net/tcp.h
index ca3d38dfc00b..7a093d0aa0fe 100644
--- a/include/net/tcp.h
+++ b/include/net/tcp.h
@@ -751,7 +751,7 @@ static inline int tcp_is_cwnd_limited(const struct sock *sk, u32 in_flight)
         if (in_flight >= tp->snd_cwnd)
                 return 1;
 
-        if (!(sk->sk_route_caps & NETIF_F_TSO))
+        if (!sk_can_gso(sk))
                 return 0;
 
         left = tp->snd_cwnd - in_flight;
@@ -914,6 +914,9 @@ static inline void tcp_set_state(struct sock *sk, int state)
 
 static inline void tcp_done(struct sock *sk)
 {
+        if(sk->sk_state == TCP_SYN_SENT || sk->sk_state == TCP_SYN_RECV)
+                TCP_INC_STATS_BH(TCP_MIB_ATTEMPTFAILS);
+
         tcp_set_state(sk, TCP_CLOSE);
         tcp_clear_xmit_timers(sk);
 
@@ -1086,7 +1089,8 @@ extern struct request_sock_ops tcp_request_sock_ops;
 
 extern int tcp_v4_destroy_sock(struct sock *sk);
 
-extern struct sk_buff *tcp_tso_segment(struct sk_buff *skb, int sg);
+extern int tcp_v4_gso_send_check(struct sk_buff *skb);
+extern struct sk_buff *tcp_tso_segment(struct sk_buff *skb, int features);
 
 #ifdef CONFIG_PROC_FS
 extern int  tcp4_proc_init(void);