diff --git a/[refs] b/[refs]
index c653ca11e160..b03c14f6db2b 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 9886e836a6a5dbd273dc55b17e713f0a188d137f
+refs/heads/master: 788d908f2879a17e5f80924f3da2e23f1034482d
diff --git a/trunk/net/ipv4/ip_output.c b/trunk/net/ipv4/ip_output.c
index 7d0821054729..7ffcd96fe591 100644
--- a/trunk/net/ipv4/ip_output.c
+++ b/trunk/net/ipv4/ip_output.c
@@ -813,6 +813,8 @@ int ip_append_data(struct sock *sk,
 			inet->cork.addr = ipc->addr;
 		}
 		rt = *rtp;
+		if (unlikely(!rt))
+			return -EFAULT;
 		/*
 		 * We steal reference to this route, caller should not release it
 		 */