Merge tag 'v3.10.106' into update

[GitHub/mt8127/android_kernel_alcatel_ttab.git] / net / ipv6 / tcp_ipv6.c

diff --git a/net/ipv6/tcp_ipv6.c b/net/ipv6/tcp_ipv6.c
index 3e531ae7e30ddff3834ed8ac126bd62fd02b26bb..10fe88c542b0c8dff98eea50ad7b751c1b9b9b85 100644 (file)
--- a/net/ipv6/tcp_ipv6.c
+++ b/net/ipv6/tcp_ipv6.c
@@ -384,10 +384,12 @@ static void tcp_v6_err(struct sk_buff *skb, struct inet6_skb_parm *opt,
        np = inet6_sk(sk);
 
        if (type == NDISC_REDIRECT) {
-               struct dst_entry *dst = __sk_dst_check(sk, np->dst_cookie);
+               if (!sock_owned_by_user(sk)) {
+                       struct dst_entry *dst = __sk_dst_check(sk, np->dst_cookie);
 
-               if (dst)
-                       dst->ops->redirect(dst, sk, skb);
+                       if (dst)
+                               dst->ops->redirect(dst, sk, skb);
+               }
                goto out;
        }