Doug / smarc-fsl-linux-kernel

Download as
Browse Code ยป

Commit e0adef0f7456d5d3a3bfe8ea61c7dddf146b40e1

Authored by Julian Anastasov
Committed by David S. Miller
1 parent e81da0e113
Exists in smarc-l5.0.0_1.0.0-ga and in 5 other branches imx_3.10.17_1.0.1_ga, imx_3.10.53_1.1.0_ga, imx_3.14.28_1.0.0_ga, smarc-imx_3.10.53_1.1.0_ga, smarc-imx_3.14.28_1.0.0_ga

ipv4: fix forwarding for strict source routes 

After the change "Adjust semantics of rt->rt_gateway"
(commit f8126f1d51) rt_gateway can be 0 but ip_forward() compares
it directly with nexthop. What we want here is to check if traffic
is to directly connected nexthop and to fail if using gateway.

Signed-off-by: Julian Anastasov <ja@ssi.bg>
Signed-off-by: David S. Miller <davem@davemloft.net>

Showing 1 changed file with 1 additions and 1 deletions Side-by-side Diff

net/ipv4/ip_forward.c
Diff comments   View file @ e0adef0
... ... @@ -85,7 +85,7 @@
85 85  
86 86 rt = skb_rtable(skb);
87 87  
88   - if (opt->is_strictroute && opt->nexthop != rt->rt_gateway)
  88 + if (opt->is_strictroute && rt->rt_gateway)
89 89 goto sr_failed;
90 90  
91 91 if (unlikely(skb->len > dst_mtu(&rt->dst) && !skb_is_gso(skb) &&