diff --git a/drivers/usb/gadget/function/u_ether.c b/drivers/usb/gadget/function/u_ether.c
index 3d71ed861a84..782737c95d9e 100644
--- a/drivers/usb/gadget/function/u_ether.c
+++ b/drivers/usb/gadget/function/u_ether.c
@@ -984,9 +984,9 @@ int gether_get_ifname(struct net_device *net, char *name, int len)
 	int ret;
 
 	rtnl_lock();
-	ret = snprintf(name, len, "%s\n", netdev_name(net));
+	ret = scnprintf(name, len, "%s\n", netdev_name(net));
 	rtnl_unlock();
-	return ret < len ? ret : len;
+	return ret;
 }
 EXPORT_SYMBOL_GPL(gether_get_ifname);