linux-kernel - [PATCH] net_sched: move from strlcpy with unused retval to strscpy

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Message-Id: <20220818210228.8635-1-wsa+renesas@sang-engineering.com>
Date:   Thu, 18 Aug 2022 23:02:28 +0200
From:   Wolfram Sang <wsa+renesas@...g-engineering.com>
To:     linux-kernel@...r.kernel.org
Cc:     Wolfram Sang <wsa+renesas@...g-engineering.com>,
        Jamal Hadi Salim <jhs@...atatu.com>,
        Cong Wang <xiyou.wangcong@...il.com>,
        Jiri Pirko <jiri@...nulli.us>,
        "David S. Miller" <davem@...emloft.net>,
        Eric Dumazet <edumazet@...gle.com>,
        Jakub Kicinski <kuba@...nel.org>,
        Paolo Abeni <pabeni@...hat.com>, netdev@...r.kernel.org
Subject: [PATCH] net_sched: move from strlcpy with unused retval to strscpy

Follow the advice of the below link and prefer 'strscpy' in this
subsystem. Conversion is 1:1 because the return value is not used.
Generated by a coccinelle script.

Link: https://lore.kernel.org/r/CAHk-=wgfRnXz0W3D37d01q3JFkr_i_uTL=V6A6G1oUZcprmknw@mail.gmail.com/
Signed-off-by: Wolfram Sang <wsa+renesas@...g-engineering.com>
---
 net/sched/sch_api.c  | 2 +-
 net/sched/sch_teql.c | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/net/sched/sch_api.c b/net/sched/sch_api.c
index bf87b50837a8..5b229c7e0065 100644
--- a/net/sched/sch_api.c
+++ b/net/sched/sch_api.c
@@ -194,7 +194,7 @@ EXPORT_SYMBOL(unregister_qdisc);
 void qdisc_get_default(char *name, size_t len)
 {
 	read_lock(&qdisc_mod_lock);
-	strlcpy(name, default_qdisc_ops->id, len);
+	strscpy(name, default_qdisc_ops->id, len);
 	read_unlock(&qdisc_mod_lock);
 }
 
diff --git a/net/sched/sch_teql.c b/net/sched/sch_teql.c
index 6af6b95bdb67..1f447b77ce84 100644
--- a/net/sched/sch_teql.c
+++ b/net/sched/sch_teql.c
@@ -492,7 +492,7 @@ static int __init teql_init(void)
 
 		master = netdev_priv(dev);
 
-		strlcpy(master->qops.id, dev->name, IFNAMSIZ);
+		strscpy(master->qops.id, dev->name, IFNAMSIZ);
 		err = register_qdisc(&master->qops);
 
 		if (err) {
-- 
2.35.1