ipv4: Remove bogus checks of rt_gateway being zero.
It can never actually happen. rt_gateway is either the fully resolved
flow lookup key's destination address, or the non-zero FIB entry gateway
address.
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/net/ipv4/ip_gre.c b/net/ipv4/ip_gre.c
index 2b53a1f..fc21335 100644
--- a/net/ipv4/ip_gre.c
+++ b/net/ipv4/ip_gre.c
@@ -724,11 +724,8 @@
goto tx_error;
}
- if (skb->protocol == htons(ETH_P_IP)) {
+ if (skb->protocol == htons(ETH_P_IP))
rt = skb_rtable(skb);
- if ((dst = rt->rt_gateway) == 0)
- goto tx_error_icmp;
- }
#if IS_ENABLED(CONFIG_IPV6)
else if (skb->protocol == htons(ETH_P_IPV6)) {
struct neighbour *neigh = dst_get_neighbour_noref(skb_dst(skb));
@@ -910,9 +907,10 @@
__IPTUNNEL_XMIT(tstats, &dev->stats);
return NETDEV_TX_OK;
+#if IS_ENABLED(CONFIG_IPV6)
tx_error_icmp:
dst_link_failure(skb);
-
+#endif
tx_error:
dev->stats.tx_errors++;
dev_kfree_skb(skb);