netdev - [PATCH net-next 4/8] netfilter: ipset: remove rcu_read_lock_bh pair from ip_set

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Date: Mon, 26 Jun 2023 08:47:45 +0200
From: Pablo Neira Ayuso <pablo@...filter.org>
To: netfilter-devel@...r.kernel.org
Cc: davem@...emloft.net,
	netdev@...r.kernel.org,
	kuba@...nel.org,
	pabeni@...hat.com,
	edumazet@...gle.com
Subject: [PATCH net-next 4/8] netfilter: ipset: remove rcu_read_lock_bh pair from ip_set_test

From: Florian Westphal <fw@...len.de>

Callers already hold rcu_read_lock.

Prior to RCU conversion this used to be a read_lock_bh(), but now the
bh-disable isn't needed anymore.

Cc: Jozsef Kadlecsik <kadlec@...ckhole.kfki.hu>
Signed-off-by: Florian Westphal <fw@...len.de>
Signed-off-by: Pablo Neira Ayuso <pablo@...filter.org>
---
 net/netfilter/ipset/ip_set_core.c | 2 --
 1 file changed, 2 deletions(-)

diff --git a/net/netfilter/ipset/ip_set_core.c b/net/netfilter/ipset/ip_set_core.c
index 46ebee9400da..a77c75f6dfb9 100644
--- a/net/netfilter/ipset/ip_set_core.c
+++ b/net/netfilter/ipset/ip_set_core.c
@@ -739,9 +739,7 @@ ip_set_test(ip_set_id_t index, const struct sk_buff *skb,
 	    !(opt->family == set->family || set->family == NFPROTO_UNSPEC))
 		return 0;
 
-	rcu_read_lock_bh();
 	ret = set->variant->kadt(set, skb, par, IPSET_TEST, opt);
-	rcu_read_unlock_bh();
 
 	if (ret == -EAGAIN) {
 		/* Type requests element to be completed */
-- 
2.30.2