]> git.ipfire.org Git - thirdparty/kernel/stable.git/commitdiff
netfilter: nf_tables: use kfree_rcu(ptr, rcu) to release hooks in clean_net path
authorPablo Neira Ayuso <pablo@netfilter.org>
Wed, 1 Jun 2022 14:00:00 +0000 (16:00 +0200)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Tue, 14 Jun 2022 16:45:04 +0000 (18:45 +0200)
[ Upstream commit ab5e5c062f67c5ae8cd07f0632ffa62dc0e7d169 ]

Use kfree_rcu(ptr, rcu) variant instead as described by ae089831ff28
("netfilter: nf_tables: prefer kfree_rcu(ptr, rcu) variant").

Fixes: f9a43007d3f7 ("netfilter: nf_tables: double hook unregistration in netns path")
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
net/netfilter/nf_tables_api.c

index b6a92081300518ee069fab0e9160ceab27ad4c17..a0981e7cb211929363204c738a7698c071ef62aa 100644 (file)
@@ -7326,7 +7326,7 @@ static void __nft_unregister_flowtable_net_hooks(struct net *net,
                nf_unregister_net_hook(net, &hook->ops);
                if (release_netdev) {
                        list_del(&hook->list);
-                       kfree_rcu(hook);
+                       kfree_rcu(hook, rcu);
                }
        }
 }