[ICMP]: Fix icmp_errors_use_inbound_ifaddr sysctl
commit6e1d91039becc9d5bcd046d8c709dbaf471220e3
authorPatrick McHardy <kaber@trash.net>
Fri, 1 Jun 2007 18:45:04 +0000 (1 11:45 -0700)
committerDavid S. Miller <davem@sunset.davemloft.net>
Mon, 4 Jun 2007 01:08:51 +0000 (3 18:08 -0700)
treebd12a1493d5651aed36f7606c72e146bbf7c0c60
parent584bdf8cbdf6f277c2a00e083257ee75687cf6f4
[ICMP]: Fix icmp_errors_use_inbound_ifaddr sysctl

Currently when icmp_errors_use_inbound_ifaddr is set and an ICMP error is
sent after the packet passed through ip_output(), an address from the
outgoing interface is chosen as ICMP source address since skb->dev doesn't
point to the incoming interface anymore.

Fix this by doing an interface lookup on rt->dst.iif and using that device.

Signed-off-by: Patrick McHardy <kaber@trash.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
net/ipv4/icmp.c