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authorYasuyuki Kozakai <yasuyuki.kozakai@toshiba.co.jp>2005-11-14 15:28:45 -0800
committerDavid S. Miller <davem@davemloft.net>2005-11-14 15:28:45 -0800
commit302fe1758d85ad9c868e77625f61b7edad106381 (patch)
treeb3b9a6a356c0f59f871d55353f727250a8c74e51 /net/ipv6
parent1ba430bc3e243d38c0bb2b185bea664b04fc59df (diff)
[NETFILTER] fix leak of fragment queue at unloading nf_conntrack_ipv6
This patch makes nf_conntrack_ipv6 free all IPv6 fragment queues at module unloading time. Also introduce a BUG_ON if we ever again have leaks in the memory accounting. Signed-off-by: Yasuyuki Kozakai <yasuyuki.kozakai@toshiba.co.jp> Signed-off-by: Harald Welte <laforge@netfilter.org> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv6')
-rw-r--r--net/ipv6/netfilter/nf_conntrack_reasm.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/net/ipv6/netfilter/nf_conntrack_reasm.c b/net/ipv6/netfilter/nf_conntrack_reasm.c
index 1b68d714c0a..c2c52af9e56 100644
--- a/net/ipv6/netfilter/nf_conntrack_reasm.c
+++ b/net/ipv6/netfilter/nf_conntrack_reasm.c
@@ -282,6 +282,7 @@ static void nf_ct_frag6_evictor(void)
return;
}
tmp = nf_ct_frag6_lru_list.next;
+ BUG_ON(tmp == NULL);
fq = list_entry(tmp, struct nf_ct_frag6_queue, lru_list);
atomic_inc(&fq->refcnt);
read_unlock(&nf_ct_frag6_lock);
@@ -891,5 +892,6 @@ int nf_ct_frag6_init(void)
void nf_ct_frag6_cleanup(void)
{
del_timer(&nf_ct_frag6_secret_timer);
+ nf_ct_frag6_low_thresh = 0;
nf_ct_frag6_evictor();
}