From eec2e6185ff6eab18c2cae9b01a9fbc5c33248fc Mon Sep 17 00:00:00 2001
From: Hannes Frederic Sowa <hannes@stressinduktion.org>
Date: Fri, 22 Mar 2013 08:24:44 +0000
Subject: ipv6: implement RFC3168 5.3 (ecn protection) for ipv6 fragmentation
 handling

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>
---
 include/net/ipv6.h | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'include')

diff --git a/include/net/ipv6.h b/include/net/ipv6.h
index 42ef6abf25c3..0810aa57c780 100644
--- a/include/net/ipv6.h
+++ b/include/net/ipv6.h
@@ -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,
-- 
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