Update Linux to v5.4.2

Change-Id: Idf6911045d9d382da2cfe01b1edff026404ac8fd
diff --git a/arch/mips/ralink/timer.c b/arch/mips/ralink/timer.c
index 4f46a45..652424d 100644
--- a/arch/mips/ralink/timer.c
+++ b/arch/mips/ralink/timer.c
@@ -1,11 +1,8 @@
+// SPDX-License-Identifier: GPL-2.0-only
 /*
  * Ralink RT2880 timer
  * Author: John Crispin
  *
- * 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.
- *
  * Copyright (C) 2013 John Crispin <john@phrozen.org>
 */
 
@@ -109,10 +106,8 @@
 	}
 
 	rt->irq = platform_get_irq(pdev, 0);
-	if (rt->irq < 0) {
-		dev_err(&pdev->dev, "failed to load irq\n");
+	if (rt->irq < 0)
 		return rt->irq;
-	}
 
 	rt->membase = devm_ioremap_resource(&pdev->dev, res);
 	if (IS_ERR(rt->membase))