diff options
| author | Florian Westphal <fw@strlen.de> | 2015-05-22 00:06:40 +0200 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2015-05-25 00:08:48 -0400 |
| commit | cf826244322443215c156c0751fa2c982969a9c9 (patch) | |
| tree | 31f552f87a5ed28fb63187e77f2a5802a863ec3b /net/ipv6/ndisc.c | |
| parent | b10e3d6c2e557e1dd62c0b6276707b68aa0e5287 (diff) | |
ip: reject too-big defragmented DF-skb when forwarding
Send icmp pmtu error if we find that the largest fragment of df-skb
exceeded the output path mtu.
The ip output path will still catch this later on but we can avoid the
forward/postrouting hook traversal by rejecting right away.
This is what ipv6 already does.
Acked-by: Hannes Frederic Sowa <hannes@stressinduktion.org>
Signed-off-by: Florian Westphal <fw@strlen.de>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv6/ndisc.c')
0 files changed, 0 insertions, 0 deletions