tree e12625227f409a7b658c4f39a2dc926cf60bb27e
parent b68581778cd0051a3fb9a2b614dee7eccb5127ff
author David S. Miller <davem@davemloft.net> 1343077065 -0700
committer David S. Miller <davem@davemloft.net> 1343086587 -0700

ipv4: Change rt->rt_iif encoding.

On input packet processing, rt->rt_iif will be zero if we should
use skb->dev->ifindex.

Since we access rt->rt_iif consistently via inet_iif(), that is
the only spot whose interpretation have to adjust.

Signed-off-by: David S. Miller <davem@davemloft.net>