diff options
| -rw-r--r-- | include/net/route.h | 6 | ||||
| -rw-r--r-- | net/ipv4/route.c | 8 |
2 files changed, 9 insertions, 5 deletions
diff --git a/include/net/route.h b/include/net/route.h index 60d611dc5ce..c29ef2733f2 100644 --- a/include/net/route.h +++ b/include/net/route.h @@ -277,7 +277,11 @@ static inline struct rtable *ip_route_newports(struct flowi4 *fl4, struct rtable static inline int inet_iif(const struct sk_buff *skb) { - return skb_rtable(skb)->rt_iif; + int iif = skb_rtable(skb)->rt_iif; + + if (iif) + return iif; + return skb->skb_iif; } extern int sysctl_ip_default_ttl; diff --git a/net/ipv4/route.c b/net/ipv4/route.c index f6be7811939..6bcb8fc71cb 100644 --- a/net/ipv4/route.c +++ b/net/ipv4/route.c @@ -1309,7 +1309,7 @@ static int ip_route_input_mc(struct sk_buff *skb, __be32 daddr, __be32 saddr, rth->rt_flags = RTCF_MULTICAST; rth->rt_type = RTN_MULTICAST; rth->rt_is_input= 1; - rth->rt_iif = dev->ifindex; + rth->rt_iif = 0; rth->rt_pmtu = 0; rth->rt_gateway = 0; if (our) { @@ -1435,7 +1435,7 @@ static int __mkroute_input(struct sk_buff *skb, rth->rt_flags = flags; rth->rt_type = res->type; rth->rt_is_input = 1; - rth->rt_iif = in_dev->dev->ifindex; + rth->rt_iif = 0; rth->rt_pmtu = 0; rth->rt_gateway = 0; @@ -1608,7 +1608,7 @@ local_input: rth->rt_flags = flags|RTCF_LOCAL; rth->rt_type = res.type; rth->rt_is_input = 1; - rth->rt_iif = dev->ifindex; + rth->rt_iif = 0; rth->rt_pmtu = 0; rth->rt_gateway = 0; if (res.type == RTN_UNREACHABLE) { @@ -1772,7 +1772,7 @@ static struct rtable *__mkroute_output(const struct fib_result *res, rth->rt_flags = flags; rth->rt_type = type; rth->rt_is_input = 0; - rth->rt_iif = orig_oif ? : dev_out->ifindex; + rth->rt_iif = orig_oif ? : 0; rth->rt_pmtu = 0; rth->rt_gateway = 0; |