linux-kernel - [PATCH linux-next] ksmbd: use sysfs

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Message-ID: <202212051703254109015@zte.com.cn>
Date:   Mon, 5 Dec 2022 17:03:25 +0800 (CST)
From:   <ye.xingchen@....com.cn>
To:     <linkinjeon@...nel.org>
Cc:     <sfrench@...ba.org>, <senozhatsky@...omium.org>, <tom@...pey.com>,
        <linux-cifs@...r.kernel.org>, <linux-kernel@...r.kernel.org>
Subject: [PATCH linux-next] ksmbd: use sysfs_emit() to instead of scnprintf()

From: ye xingchen <ye.xingchen@....com.cn>

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: ye xingchen <ye.xingchen@....com.cn>
---
 fs/ksmbd/server.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/fs/ksmbd/server.c b/fs/ksmbd/server.c
index a0d635304754..b0da15377709 100644
--- a/fs/ksmbd/server.c
+++ b/fs/ksmbd/server.c
@@ -433,7 +433,7 @@ static ssize_t stats_show(struct class *class, struct class_attribute *attr,
 		"shutdown"
 	};

-	ssize_t sz = scnprintf(buf, PAGE_SIZE, "%d %s %d %lu\n", stats_version,
+	ssize_t sz = sysfs_emit(buf, "%d %s %d %lu\n", stats_version,
 			       state[server_conf.state], server_conf.tcp_port,
 			       server_conf.ipc_last_active / HZ);
 	return sz;
-- 
2.25.1