Update Linux to v5.4.2

Change-Id: Idf6911045d9d382da2cfe01b1edff026404ac8fd
diff --git a/drivers/rtc/rtc-spear.c b/drivers/rtc/rtc-spear.c
index 0567944..9f23b24 100644
--- a/drivers/rtc/rtc-spear.c
+++ b/drivers/rtc/rtc-spear.c
@@ -358,10 +358,8 @@
 
 	/* alarm irqs */
 	irq = platform_get_irq(pdev, 0);
-	if (irq < 0) {
-		dev_err(&pdev->dev, "no update irq?\n");
+	if (irq < 0)
 		return irq;
-	}
 
 	status = devm_request_irq(&pdev->dev, irq, spear_rtc_irq, 0, pdev->name,
 			config);