netfilter: nf_tables: use RCU-safe list insertion when replacing rules

The patch 5e94846 ("netfilter: nf_tables: add insert operation") did
not include RCU-safe list insertion when replacing rules.

Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>

1 files changed, 1 insertions, 1 deletions

diff --git a/net/netfilter/nf_tables_api.c b/net/netfilter/nf_tables_api.c
index 624e083125b9..ba37c10e5139 100644
--- a/net/netfilter/nf_tables_api.c
+++ b/net/netfilter/nf_tables_api.c
@@ -1796,7 +1796,7 @@ static int nf_tables_newrule(struct sock *nlsk, struct sk_buff *skb,
                                 goto err2;
                         }
                         nft_rule_disactivate_next(net, old_rule);
-                        list_add_tail(&rule->list, &old_rule->list);
+                        list_add_tail_rcu(&rule->list, &old_rule->list);
                 } else {
                         err = -ENOENT;
                         goto err2;