linux-kernel - [PATCH net-next] net/sched: cls_api: remove redundant 0 check in tcf_qevent

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Message-ID: <20220829071720.211589-1-shaozhengchao@huawei.com>
Date:   Mon, 29 Aug 2022 15:17:20 +0800
From:   Zhengchao Shao <shaozhengchao@...wei.com>
To:     <netdev@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        <davem@...emloft.net>, <edumazet@...gle.com>, <kuba@...nel.org>,
        <pabeni@...hat.com>, <jhs@...atatu.com>,
        <xiyou.wangcong@...il.com>, <jiri@...nulli.us>
CC:     <weiyongjun1@...wei.com>, <yuehaibing@...wei.com>,
        <shaozhengchao@...wei.com>
Subject: [PATCH net-next] net/sched: cls_api: remove redundant 0 check in tcf_qevent_init()

tcf_qevent_parse_block_index() has been checked the value of block_index.
Therefore, it is unnecessary to check the value of block_index in
tcf_qevent_init().

Signed-off-by: Zhengchao Shao <shaozhengchao@...wei.com>
---
 net/sched/cls_api.c | 3 ---
 1 file changed, 3 deletions(-)

diff --git a/net/sched/cls_api.c b/net/sched/cls_api.c
index 790d6809be81..72f5fd6e8e2d 100644
--- a/net/sched/cls_api.c
+++ b/net/sched/cls_api.c
@@ -3639,9 +3639,6 @@ int tcf_qevent_init(struct tcf_qevent *qe, struct Qdisc *sch,
 	if (err)
 		return err;
 
-	if (!block_index)
-		return 0;
-
 	qe->info.binder_type = binder_type;
 	qe->info.chain_head_change = tcf_chain_head_change_dflt;
 	qe->info.chain_head_change_priv = &qe->filter_chain;
-- 
2.17.1