netdev - [PATCH RFC net-next 3/4] net/sched: act_api: stop loop over ops array on NULL in tcf_action

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Message-Id: <20231128160631.663351-4-pctammela@mojatatu.com>
Date: Tue, 28 Nov 2023 13:06:30 -0300
From: Pedro Tammela <pctammela@...atatu.com>
To: netdev@...r.kernel.org
Cc: davem@...emloft.net,
	edumazet@...gle.com,
	kuba@...nel.org,
	pabeni@...hat.com,
	jhs@...atatu.com,
	xiyou.wangcong@...il.com,
	jiri@...nulli.us,
	vladbu@...dia.com,
	mleitner@...hat.com,
	Pedro Tammela <pctammela@...atatu.com>
Subject: [PATCH RFC net-next 3/4] net/sched: act_api: stop loop over ops array on NULL in tcf_action_init

The ops array is contiguous, so stop processing whenever a NULL is found

Signed-off-by: Pedro Tammela <pctammela@...atatu.com>
---
 net/sched/act_api.c | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/net/sched/act_api.c b/net/sched/act_api.c
index bf6f9ca15a30..8517bfbd69a6 100644
--- a/net/sched/act_api.c
+++ b/net/sched/act_api.c
@@ -1510,10 +1510,8 @@ int tcf_action_init(struct net *net, struct tcf_proto *tp, struct nlattr *nla,
 err:
 	tcf_action_destroy(actions, flags & TCA_ACT_FLAGS_BIND);
 err_mod:
-	for (i = 0; i < TCA_ACT_MAX_PRIO; i++) {
-		if (ops[i])
-			module_put(ops[i]->owner);
-	}
+	for (i = 0; i < TCA_ACT_MAX_PRIO && ops[i]; i++)
+		module_put(ops[i]->owner);
 	return err;
 }
 
-- 
2.40.1