Commit 302fe175 authored Nov 14, 2005 by Yasuyuki Kozakai Committed by David S. Miller Nov 14, 2005

[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>

parent 1ba430bc

net/ipv6/netfilter/nf_conntrack_reasm.c

+2 −0

Original line number	Diff line number	Diff line
		@@ -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();
		}