diff options
author | Hannes Frederic Sowa <hannes@stressinduktion.org> | 2013-08-16 13:30:07 +0200 |
---|---|---|
committer | Ben Hutchings <ben@decadent.org.uk> | 2013-10-26 21:05:56 +0100 |
commit | 60c98d1e5c84a40ff062773ab403d1dace95019b (patch) | |
tree | b1f0b10723aebb6eefe3d92017c5dbe334de488a /include/linux | |
parent | 7319901766396653fae51d2f37c5d23eb4537766 (diff) |
ipv6: drop packets with multiple fragmentation headers
[ Upstream commit f46078cfcd77fa5165bf849f5e568a7ac5fa569c ]
It is not allowed for an ipv6 packet to contain multiple fragmentation
headers. So discard packets which were already reassembled by
fragmentation logic and send back a parameter problem icmp.
The updates for RFC 6980 will come in later, I have to do a bit more
research here.
Cc: YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org>
Signed-off-by: Hannes Frederic Sowa <hannes@stressinduktion.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
Diffstat (limited to 'include/linux')
-rw-r--r-- | include/linux/ipv6.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/include/linux/ipv6.h b/include/linux/ipv6.h index 0c997767429a..84b1447481b5 100644 --- a/include/linux/ipv6.h +++ b/include/linux/ipv6.h @@ -255,6 +255,7 @@ struct inet6_skb_parm { #define IP6SKB_XFRM_TRANSFORMED 1 #define IP6SKB_FORWARDED 2 #define IP6SKB_REROUTED 4 +#define IP6SKB_FRAGMENTED 16 }; #define IP6CB(skb) ((struct inet6_skb_parm*)((skb)->cb)) |