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ipv6: implement RFC3168 5.3 (ecn protection) for ipv6 fragmentation handling

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Hello!

After patch 1 got accepted to net-next I will also send a patch to
netfilter-devel to make the corresponding changes to the netfilter
reassembly logic.

Thanks,

  Hannes

-- >8 --
[PATCH 2/2] ipv6: implement RFC3168 5.3 (ecn protection) for ipv6 fragmentation handling

This patch also ensures that INET_ECN_CE is propagated if one fragment
had the codepoint set.

Cc: Eric Dumazet <eric.dumazet@gmail.com>
Cc: Jesper Dangaard Brouer <jbrouer@redhat.com>
Cc: YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org>
Signed-off-by: Hannes Frederic Sowa <hannes@stressinduktion.org>
Acked-by: YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Hannes Frederic Sowa
2013-03-22 08:24:44 +00:00
committed by David S. Miller
parent be991971d5
commit eec2e6185f
2 changed files with 23 additions and 2 deletions
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2
include/net/ipv6.h
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@@ -478,6 +478,7 @@ struct ip6_create_arg {
u32 user;
const struct in6_addr *src;
const struct in6_addr *dst;
u8 ecn;
};
void ip6_frag_init(struct inet_frag_queue *q, void *a);
@@ -497,6 +498,7 @@ struct frag_queue {
int iif;
unsigned int csum;
__u16 nhoffset;
u8 ecn;
};
void ip6_expire_frag_queue(struct net *net, struct frag_queue *fq,