From: ye xingchen <ye.xingchen@zte.com.cn>
Date: Mon, 5 Dec 2022 09:13:45 +0000 (+0800)
Subject: NFS: use sysfs_emit() to instead of scnprintf()
X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=700fa9b1b361760ca6c28e2e7d6cccbdc9fb6716;p=linux.git

NFS: use sysfs_emit() to instead of scnprintf()

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@zte.com.cn>
Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com>
---

diff --git a/fs/nfs/namespace.c b/fs/nfs/namespace.c
index 88a23af2bd5c9..b0ef7e7ddb306 100644
--- a/fs/nfs/namespace.c
+++ b/fs/nfs/namespace.c
@@ -354,7 +354,7 @@ static int param_get_nfs_timeout(char *buffer, const struct kernel_param *kp)
 			num = (num + (HZ - 1)) / HZ;
 	} else
 		num = -1;
-	return scnprintf(buffer, PAGE_SIZE, "%li\n", num);
+	return sysfs_emit(buffer, "%li\n", num);
 }
 
 static const struct kernel_param_ops param_ops_nfs_timeout = {