[PATCH net-next] s390/qeth: use sysfs_emit() to instead of scnprintf()

[ye.xingchen]

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>
---
 drivers/s390/net/qeth_l3_sys.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/s390/net/qeth_l3_sys.c b/drivers/s390/net/qeth_l3_sys.c
index 1082380b21f8..65eea667e469 100644
--- a/drivers/s390/net/qeth_l3_sys.c
+++ b/drivers/s390/net/qeth_l3_sys.c
@@ -395,7 +395,7 @@ static ssize_t qeth_l3_dev_ipato_add_show(char *buf, struct qeth_card *card,
 	}
 	mutex_unlock(&card->ip_lock);

-	return str_len ? str_len : scnprintf(buf, PAGE_SIZE, "\n");
+	return str_len ? str_len : sysfs_emit(buf, "\n");
 }

 static ssize_t qeth_l3_dev_ipato_add4_show(struct device *dev,
@@ -614,7 +614,7 @@ static ssize_t qeth_l3_dev_ip_add_show(struct device *dev, char *buf,
 	}
 	mutex_unlock(&card->ip_lock);

-	return str_len ? str_len : scnprintf(buf, PAGE_SIZE, "\n");
+	return str_len ? str_len : sysfs_emit(buf, "\n");
 }

 static ssize_t qeth_l3_dev_vipa_add4_show(struct device *dev,
-- 
2.25.1