Update Linux to v5.4.2

Change-Id: Idf6911045d9d382da2cfe01b1edff026404ac8fd
diff --git a/arch/sparc/kernel/irq_64.c b/arch/sparc/kernel/irq_64.c
index 713670e..3ec9f14 100644
--- a/arch/sparc/kernel/irq_64.c
+++ b/arch/sparc/kernel/irq_64.c
@@ -915,7 +915,7 @@
 	dp = of_find_node_by_path("/");
 	dp = dp->child;
 	while (dp) {
-		if (!strcmp(dp->name, "counter-timer"))
+		if (of_node_name_eq(dp, "counter-timer"))
 			break;
 		dp = dp->sibling;
 	}