Merge tag 'v3.10.107' into update

[GitHub/mt8127/android_kernel_alcatel_ttab.git] / net / ipv4 / tcp_ipv4.c

diff --git a/net/ipv4/tcp_ipv4.c b/net/ipv4/tcp_ipv4.c
index 36fcc193d7cf8800cba4ee5d52bd6311113728f4..491a6a7b50aae969fae3f834c92fa22caf811553 100644 (file)
--- a/net/ipv4/tcp_ipv4.c
+++ b/net/ipv4/tcp_ipv4.c
@@ -270,10 +270,13 @@ EXPORT_SYMBOL(tcp_v4_connect);
  */
 void tcp_v4_mtu_reduced(struct sock *sk)
 {
-       struct dst_entry *dst;
        struct inet_sock *inet = inet_sk(sk);
-       u32 mtu = tcp_sk(sk)->mtu_info;
+       struct dst_entry *dst;
+       u32 mtu;
 
+       if ((1 << sk->sk_state) & (TCPF_LISTEN | TCPF_CLOSE))
+               return;
+       mtu = tcp_sk(sk)->mtu_info;
        dst = inet_csk_update_pmtu(sk, mtu);
        if (!dst)
                return;