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>
This commit is contained in:
parent
cd5f336f17
commit
5bc5c30765
|
@ -1796,7 +1796,7 @@ static int nf_tables_newrule(struct sock *nlsk, struct sk_buff *skb,
|
||||||
goto err2;
|
goto err2;
|
||||||
}
|
}
|
||||||
nft_rule_disactivate_next(net, old_rule);
|
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 {
|
} else {
|
||||||
err = -ENOENT;
|
err = -ENOENT;
|
||||||
goto err2;
|
goto err2;
|
||||||
|
|
Loading…
Reference in a new issue