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[NETFILTER] ctnetlink: Add support to identify expectations by ID's

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Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
Signed-off-by: Harald Welte <laforge@netfilter.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Pablo Neira Ayuso 2005-11-09 13:03:42 -08:00 committed by David S. Miller
parent fcda46128d
commit a856a19a9f
1 changed files with 8 additions and 0 deletions
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8
net/ipv4/netfilter/ip_conntrack_netlink.c
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@ -1293,6 +1293,14 @@ ctnetlink_get_expect(struct sock *ctnl, struct sk_buff *skb,
if (!exp)
return -ENOENT;
if (cda[CTA_EXPECT_ID-1]) {
u_int32_t id = *(u_int32_t *)NFA_DATA(cda[CTA_EXPECT_ID-1]);
if (exp->id != ntohl(id)) {
ip_conntrack_expect_put(exp);
return -ENOENT;
}
}
err = -ENOMEM;
skb2 = alloc_skb(NLMSG_GOODSIZE, GFP_KERNEL);
if (!skb2)