diff options
| -rw-r--r-- | include/net/tcp.h | 3 | ||||
| -rw-r--r-- | net/ipv4/tcp_output.c | 1 |
2 files changed, 3 insertions, 1 deletions
diff --git a/include/net/tcp.h b/include/net/tcp.h index d695cea7730..cb5b033e0e5 100644 --- a/include/net/tcp.h +++ b/include/net/tcp.h @@ -1288,6 +1288,9 @@ static inline void tcp_insert_write_queue_before(struct sk_buff *new, struct sock *sk) { __skb_insert(new, skb->prev, skb, &sk->sk_write_queue); + + if (sk->sk_send_head == skb) + sk->sk_send_head = new; } static inline void tcp_unlink_write_queue(struct sk_buff *skb, struct sock *sk) diff --git a/net/ipv4/tcp_output.c b/net/ipv4/tcp_output.c index 324b4207254..e48e28e7d53 100644 --- a/net/ipv4/tcp_output.c +++ b/net/ipv4/tcp_output.c @@ -1352,7 +1352,6 @@ static int tcp_mtu_probe(struct sock *sk) skb = tcp_send_head(sk); tcp_insert_write_queue_before(nskb, skb, sk); - tcp_advance_send_head(sk, skb); TCP_SKB_CB(nskb)->seq = TCP_SKB_CB(skb)->seq; TCP_SKB_CB(nskb)->end_seq = TCP_SKB_CB(skb)->seq + probe_size; |