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[NETFILTER] Inherit masq_index to slave connections 

masq_index is used for cleanup in case the interface address changes
(such as a dialup ppp link with dynamic addreses).  Without this patch,
slave connections are not evicted in such a case, since they don't inherit
masq_index.

Signed-off-by: Harald Welte <laforge@netfilter.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Harald Welte 2005-07-30 17:44:07 -07:00 committed by David S. Miller
parent d1b04c081e
commit 1f494c0e04
1 changed files with 5 additions and 0 deletions
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5
net/ipv4/netfilter/ip_conntrack_core.c
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@ -512,6 +512,11 @@ init_conntrack(const struct ip_conntrack_tuple *tuple,
conntrack->master = exp->master;
#ifdef CONFIG_IP_NF_CONNTRACK_MARK
conntrack->mark = exp->master->mark;
#endif
#if defined(CONFIG_IP_NF_TARGET_MASQUERADE) || \
defined(CONFIG_IP_NF_TARGET_MASQUERADE_MODULE)
/* this is ugly, but there is no other place where to put it */
conntrack->nat.masq_index = exp->master->nat.masq_index;
#endif
nf_conntrack_get(&conntrack->master->ct_general);
CONNTRACK_STAT_INC(expect_new);