Update Linux to v5.4.2

Change-Id: Idf6911045d9d382da2cfe01b1edff026404ac8fd
diff --git a/drivers/media/usb/gspca/mr97310a.c b/drivers/media/usb/gspca/mr97310a.c
index bea1963..502fc2e 100644
--- a/drivers/media/usb/gspca/mr97310a.c
+++ b/drivers/media/usb/gspca/mr97310a.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
 /*
  * Mars MR97310A library
  *
@@ -24,16 +25,6 @@
  *
  * The MR97311A support in gspca/mars.c has been helpful in understanding some
  * of the registers in these cameras.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
  */
 
 #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
@@ -520,7 +511,7 @@
 	switch (gspca_dev->pixfmt.width) {
 	case 160:
 		data[9] |= 0x04;  /* reg 8, 2:1 scale down from 320 */
-		/* fall thru */
+		/* fall through */
 	case 320:
 	default:
 		data[3] = 0x28;			   /* reg 2, H size/8 */
@@ -530,7 +521,7 @@
 		break;
 	case 176:
 		data[9] |= 0x04;  /* reg 8, 2:1 scale down from 352 */
-		/* fall thru */
+		/* fall through */
 	case 352:
 		data[3] = 0x2c;			   /* reg 2, H size/8 */
 		data[4] = 0x48;			   /* reg 3, V size/4 */
@@ -617,10 +608,10 @@
 	switch (gspca_dev->pixfmt.width) {
 	case 160:
 		data[9] |= 0x0c;  /* reg 8, 4:1 scale down */
-		/* fall thru */
+		/* fall through */
 	case 320:
 		data[9] |= 0x04;  /* reg 8, 2:1 scale down */
-		/* fall thru */
+		/* fall through */
 	case 640:
 	default:
 		data[3] = 0x50;  /* reg 2, H size/8 */
@@ -637,7 +628,7 @@
 
 	case 176:
 		data[9] |= 0x04;  /* reg 8, 2:1 scale down */
-		/* fall thru */
+		/* fall through */
 	case 352:
 		data[3] = 0x2c;  /* reg 2, H size */
 		data[4] = 0x48;  /* reg 3, V size */