Update Linux to v5.4.2

Change-Id: Idf6911045d9d382da2cfe01b1edff026404ac8fd
diff --git a/arch/arm/oprofile/common.c b/arch/arm/oprofile/common.c
index cc649a1..7cb3e04 100644
--- a/arch/arm/oprofile/common.c
+++ b/arch/arm/oprofile/common.c
@@ -88,7 +88,7 @@
 	struct frame_tail buftail[2];
 
 	/* Also check accessibility of one struct frame_tail beyond */
-	if (!access_ok(VERIFY_READ, tail, sizeof(buftail)))
+	if (!access_ok(tail, sizeof(buftail)))
 		return NULL;
 	if (__copy_from_user_inatomic(buftail, tail, sizeof(buftail)))
 		return NULL;