1 files changed, 5 insertions, 3 deletions

diff --git a/net/ipv6/tcp_ipv6.c b/net/ipv6/tcp_ipv6.c
index 667396536feb..b2e61a0e8d0a 100644
--- a/net/ipv6/tcp_ipv6.c
+++ b/net/ipv6/tcp_ipv6.c
@@ -375,10 +375,12 @@ 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;
         }