linux-kernel - [PATCH net-next,3/3] net: sched: make red

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Message-ID: <20220816020423.323820-4-shaozhengchao@huawei.com>
Date:   Tue, 16 Aug 2022 10:04:23 +0800
From:   Zhengchao Shao <shaozhengchao@...wei.com>
To:     <netdev@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        <jhs@...atatu.com>, <xiyou.wangcong@...il.com>, <jiri@...nulli.us>,
        <davem@...emloft.net>, <edumazet@...gle.com>, <kuba@...nel.org>,
        <pabeni@...hat.com>
CC:     <weiyongjun1@...wei.com>, <yuehaibing@...wei.com>,
        <shaozhengchao@...wei.com>
Subject: [PATCH net-next,3/3] net: sched: make red_offload() void

The return value of function red_offload is unused, make red_offload()
void.

Signed-off-by: Zhengchao Shao <shaozhengchao@...wei.com>
---
 net/sched/sch_red.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/net/sched/sch_red.c b/net/sched/sch_red.c
index 40adf1f07a82..8425f4169eed 100644
--- a/net/sched/sch_red.c
+++ b/net/sched/sch_red.c
@@ -181,7 +181,7 @@ static void red_reset(struct Qdisc *sch)
 	red_restart(&q->vars);
 }
 
-static int red_offload(struct Qdisc *sch, bool enable)
+static void red_offload(struct Qdisc *sch, bool enable)
 {
 	struct red_sched_data *q = qdisc_priv(sch);
 	struct net_device *dev = qdisc_dev(sch);
@@ -191,7 +191,7 @@ static int red_offload(struct Qdisc *sch, bool enable)
 	};
 
 	if (!tc_can_offload(dev) || !dev->netdev_ops->ndo_setup_tc)
-		return -EOPNOTSUPP;
+		return;
 
 	if (enable) {
 		opt.command = TC_RED_REPLACE;
@@ -207,7 +207,7 @@ static int red_offload(struct Qdisc *sch, bool enable)
 		opt.command = TC_RED_DESTROY;
 	}
 
-	return dev->netdev_ops->ndo_setup_tc(dev, TC_SETUP_QDISC_RED, &opt);
+	dev->netdev_ops->ndo_setup_tc(dev, TC_SETUP_QDISC_RED, &opt);
 }
 
 static void red_destroy(struct Qdisc *sch)
-- 
2.17.1