Update Linux to v5.4.2

Change-Id: Idf6911045d9d382da2cfe01b1edff026404ac8fd
diff --git a/drivers/devfreq/devfreq-event.c b/drivers/devfreq/devfreq-event.c
index d67242d..3dc5fd6 100644
--- a/drivers/devfreq/devfreq-event.c
+++ b/drivers/devfreq/devfreq-event.c
@@ -1,13 +1,10 @@
+// SPDX-License-Identifier: GPL-2.0-only
 /*
  * devfreq-event: a framework to provide raw data and events of devfreq devices
  *
  * Copyright (C) 2015 Samsung Electronics
  * Author: Chanwoo Choi <cw00.choi@samsung.com>
  *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- *
  * This driver is based on drivers/devfreq/devfreq.c.
  */
 
@@ -240,7 +237,7 @@
 	}
 
 	list_for_each_entry(edev, &devfreq_event_list, node) {
-		if (!strcmp(edev->desc->name, node->name))
+		if (of_node_name_eq(node, edev->desc->name))
 			goto out;
 	}
 	edev = NULL;