ip_gre: Fix bug added to ipgre_tunnel_xmit().
We can remove the rt_gateway == 0 check but we shouldn't
remove the 'dst' initialization too.
Noticed by Eric Dumazet.
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/net/ipv4/ip_gre.c b/net/ipv4/ip_gre.c
index fc21335..05f7419 100644
--- a/net/ipv4/ip_gre.c
+++ b/net/ipv4/ip_gre.c
@@ -724,8 +724,10 @@
goto tx_error;
}
- if (skb->protocol == htons(ETH_P_IP))
+ if (skb->protocol == htons(ETH_P_IP)) {
rt = skb_rtable(skb);
+ dst = rt->rt_gateway;
+ }
#if IS_ENABLED(CONFIG_IPV6)
else if (skb->protocol == htons(ETH_P_IPV6)) {
struct neighbour *neigh = dst_get_neighbour_noref(skb_dst(skb));