netfilter: xt_connmark: fix list corruption on rmmod

This needs to use xt_unregister_targets, else new revision is left
on the list which then causes list to point to a target struct that has been free'd.

Fixes: 472a73e007 ("netfilter: xt_conntrack: Support bit-shifting for CONNMARK & MARK targets.")
Signed-off-by: Florian Westphal <fw@strlen.de>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
This commit is contained in:
Florian Westphal 2018-06-12 18:36:19 +02:00 committed by Pablo Neira Ayuso
parent c05a45c086
commit fc6ddbecce

View File

@ -211,7 +211,7 @@ static int __init connmark_mt_init(void)
static void __exit connmark_mt_exit(void)
{
xt_unregister_match(&connmark_mt_reg);
xt_unregister_target(connmark_tg_reg);
xt_unregister_targets(connmark_tg_reg, ARRAY_SIZE(connmark_tg_reg));
}
module_init(connmark_mt_init);