Update Linux to v5.4.2

Change-Id: Idf6911045d9d382da2cfe01b1edff026404ac8fd
diff --git a/arch/mips/include/asm/termios.h b/arch/mips/include/asm/termios.h
index ce2d72e..bc29eea 100644
--- a/arch/mips/include/asm/termios.h
+++ b/arch/mips/include/asm/termios.h
@@ -32,7 +32,7 @@
 	unsigned short iflag, oflag, cflag, lflag;
 	unsigned int err;
 
-	if (!access_ok(VERIFY_READ, termio, sizeof(struct termio)))
+	if (!access_ok(termio, sizeof(struct termio)))
 		return -EFAULT;
 
 	err = __get_user(iflag, &termio->c_iflag);
@@ -61,7 +61,7 @@
 {
 	int err;
 
-	if (!access_ok(VERIFY_WRITE, termio, sizeof(struct termio)))
+	if (!access_ok(termio, sizeof(struct termio)))
 		return -EFAULT;
 
 	err = __put_user(termios->c_iflag, &termio->c_iflag);