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Message-ID: <20230201081438.3151-1-liubo03@inspur.com>
Date:   Wed, 1 Feb 2023 03:14:38 -0500
From:   Bo Liu <liubo03@...pur.com>
To:     <andrew@...n.ch>, <f.fainelli@...il.com>, <olteanv@...il.com>,
        <davem@...emloft.net>, <edumazet@...gle.com>, <kuba@...nel.org>,
        <pabeni@...hat.com>
CC:     <netdev@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        Bo Liu <liubo03@...pur.com>
Subject: [PATCH] net: dsa: Use sysfs_emit() to instead of sprintf()

Follow the advice of the Documentation/filesystems/sysfs.rst and show()
should only use sysfs_emit() or sysfs_emit_at() when formatting the
value to be returned to user space.

Signed-off-by: Bo Liu <liubo03@...pur.com>
---
 net/dsa/master.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/net/dsa/master.c b/net/dsa/master.c
index 26d90140d271..dcbd88fe4281 100644
--- a/net/dsa/master.c
+++ b/net/dsa/master.c
@@ -299,7 +299,7 @@ static ssize_t tagging_show(struct device *d, struct device_attribute *attr,
 	struct net_device *dev = to_net_dev(d);
 	struct dsa_port *cpu_dp = dev->dsa_ptr;
 
-	return sprintf(buf, "%s\n",
+	return sysfs_emit(buf, "%s\n",
 		       dsa_tag_protocol_to_str(cpu_dp->tag_ops));
 }
 
-- 
2.27.0

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