[PATCH linux-next] NFS: use sysfs_emit() to instead of scnprintf()

From: ye.xingchen
Date: Mon Dec 05 2022 - 04:14:39 EST


From: ye xingchen <ye.xingchen@xxxxxxxxxx>

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@xxxxxxxxxx>
---
fs/nfs/namespace.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/fs/nfs/namespace.c b/fs/nfs/namespace.c
index 88a23af2bd5c..b0ef7e7ddb30 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 = {
--
2.25.1