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ipv6: hash net ptr into fragmentation bucket selection

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As namespaces are sometimes used with overlapping ip address ranges,
we should also use the namespace as input to the hash to select the ip
fragmentation counter bucket.

Cc: Eric Dumazet <edumazet@google.com>
Cc: Flavio Leitner <fbl@redhat.com>
Signed-off-by: Hannes Frederic Sowa <hannes@stressinduktion.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Hannes Frederic Sowa
2015-03-25 17:07:45 +01:00
committed by David S. Miller
parent b6a7719aed
commit 5a352dd0a3
4 changed files with 16 additions and 13 deletions
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4
net/ipv6/udp_offload.c
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@@ -54,7 +54,7 @@ static struct sk_buff *udp6_ufo_fragment(struct sk_buff *skb,
/* Set the IPv6 fragment id if not set yet */
if (!skb_shinfo(skb)->ip6_frag_id)
ipv6_proxy_select_ident(skb);
ipv6_proxy_select_ident(dev_net(skb->dev), skb);
segs = NULL;
goto out;
@@ -113,7 +113,7 @@ static struct sk_buff *udp6_ufo_fragment(struct sk_buff *skb,
fptr->nexthdr = nexthdr;
fptr->reserved = 0;
if (!skb_shinfo(skb)->ip6_frag_id)
ipv6_proxy_select_ident(skb);
ipv6_proxy_select_ident(dev_net(skb->dev), skb);
fptr->identification = skb_shinfo(skb)->ip6_frag_id;
/* Fragment the skb. ipv6 header and the remaining fields of the