ipv4: Don't ip_rt_put() an error pointer in RAW sockets.

Reported-by: Marc Kleine-Budde <mkl@pengutronix.de>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 1 insertions, 0 deletions

diff --git a/net/ipv4/raw.c b/net/ipv4/raw.c
index e837ffd3edc3..2d3c72e5bbbf 100644
--- a/net/ipv4/raw.c
+++ b/net/ipv4/raw.c
@@ -569,6 +569,7 @@ static int raw_sendmsg(struct kiocb *iocb, struct sock *sk, struct msghdr *msg,
                 rt = ip_route_output_flow(sock_net(sk), &fl4, sk);
                 if (IS_ERR(rt)) {
                         err = PTR_ERR(rt);
+                        rt = NULL;
                         goto done;
                 }
         }