netfilter: nf_conntrack_gre: nf_ct_gre_keymap_flush() fixlet

It does "kfree(list_head)" which looks wrong because entity that was
allocated is definitely not list_head.

However, this all works because list_head is first item in
struct nf_ct_gre_keymap.

Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com>
Signed-off-by: Patrick McHardy <kaber@trash.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Alexey Dobriyan 2008-09-07 18:20:36 -07:00 committed by David S. Miller
parent 887464a41f
commit 51807e91a7

View File

@ -45,12 +45,12 @@ static LIST_HEAD(gre_keymap_list);
void nf_ct_gre_keymap_flush(void)
{
struct list_head *pos, *n;
struct nf_ct_gre_keymap *km, *tmp;
write_lock_bh(&nf_ct_gre_lock);
list_for_each_safe(pos, n, &gre_keymap_list) {
list_del(pos);
kfree(pos);
list_for_each_entry_safe(km, tmp, &gre_keymap_list, list) {
list_del(&km->list);
kfree(km);
}
write_unlock_bh(&nf_ct_gre_lock);
}