From 5bc5c307653cbf8fe9da6cbd8ae6c6bd5b86ff4b Mon Sep 17 00:00:00 2001 From: Pablo Neira Ayuso Date: Tue, 10 Jun 2014 10:53:00 +0200 Subject: [PATCH] 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 --- net/netfilter/nf_tables_api.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) 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;