From: Pablo Neira Ayuso <pablo@netfilter.org>
Date: Wed, 1 Jun 2022 14:00:00 +0000 (+0200)
Subject: netfilter: nf_tables: use kfree_rcu(ptr, rcu) to release hooks in clean_net path
X-Git-Tag: v6.6.17~7288^2~18^2~5
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=ab5e5c062f67c5ae8cd07f0632ffa62dc0e7d169;p=platform%2Fkernel%2Flinux-rpi.git

netfilter: nf_tables: use kfree_rcu(ptr, rcu) to release hooks in clean_net path

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>
---

diff --git a/net/netfilter/nf_tables_api.c b/net/netfilter/nf_tables_api.c
index 746be13..129d3eb 100644
--- a/net/netfilter/nf_tables_api.c
+++ b/net/netfilter/nf_tables_api.c
@@ -7332,7 +7332,7 @@ 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);
 		}
 	}
 }