Merge tag 'pxa-for-v3.17-2' of https://git.kernel.org/pub/scm/linux/kernel/git/hzhuan...

[cascardo/linux.git] / include / net / sock.h

diff --git a/include/net/sock.h b/include/net/sock.h
index 07b7fcd..173cae4 100644 (file)
--- a/include/net/sock.h
+++ b/include/net/sock.h
@@ -1730,8 +1730,8 @@ sk_dst_get(struct sock *sk)
 
        rcu_read_lock();
        dst = rcu_dereference(sk->sk_dst_cache);
-       if (dst)
-               dst_hold(dst);
+       if (dst && !atomic_inc_not_zero(&dst->__refcnt))
+               dst = NULL;
        rcu_read_unlock();
        return dst;
 }