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netfilter: bridge: query conntrack about skb dnat

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ask conntrack instead of storing ipv4 address in nf_bridge_info->data.

Ths avoids the need to use ->data during NF_PRE_ROUTING.
Only two functions that need ->data remain.

These will be addressed in followup patches.

Signed-off-by: Florian Westphal <fw@strlen.de>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
This commit is contained in:
Florian Westphal 2015-03-10 05:08:19 +01:00 • committed by Pablo Neira Ayuso
commit c055d5b03b
2 changed files with 21 additions and 12 deletions
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6
include/linux/netfilter_bridge.h
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@ -54,12 +54,6 @@ static inline unsigned int nf_bridge_pad(const struct sk_buff *skb)
return 0;
}
struct bridge_skb_cb {
union {
__be32 ipv4;
} daddr;
};
static inline void br_drop_fake_rtable(struct sk_buff *skb)
{
struct dst_entry *dst = skb_dst(skb);