Update Linux to v5.4.2

Change-Id: Idf6911045d9d382da2cfe01b1edff026404ac8fd
diff --git a/drivers/hwmon/i5k_amb.c b/drivers/hwmon/i5k_amb.c
index a4edc43..b09c39a 100644
--- a/drivers/hwmon/i5k_amb.c
+++ b/drivers/hwmon/i5k_amb.c
@@ -1,23 +1,10 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
 /*
  * A hwmon driver for the Intel 5000 series chipset FB-DIMM AMB
  * temperature sensors
  * Copyright (C) 2007 IBM
  *
  * Author: Darrick J. Wong <darrick.wong@oracle.com>
- *
- * 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
- * (at your option) 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.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  */
 
 #include <linux/module.h>
@@ -296,7 +283,7 @@
 			snprintf(iattr->name, AMB_SYSFS_NAME_LEN,
 				 "temp%d_label", d);
 			iattr->s_attr.dev_attr.attr.name = iattr->name;
-			iattr->s_attr.dev_attr.attr.mode = S_IRUGO;
+			iattr->s_attr.dev_attr.attr.mode = 0444;
 			iattr->s_attr.dev_attr.show = show_label;
 			iattr->s_attr.index = k;
 			sysfs_attr_init(&iattr->s_attr.dev_attr.attr);
@@ -311,7 +298,7 @@
 			snprintf(iattr->name, AMB_SYSFS_NAME_LEN,
 				 "temp%d_input", d);
 			iattr->s_attr.dev_attr.attr.name = iattr->name;
-			iattr->s_attr.dev_attr.attr.mode = S_IRUGO;
+			iattr->s_attr.dev_attr.attr.mode = 0444;
 			iattr->s_attr.dev_attr.show = show_amb_temp;
 			iattr->s_attr.index = k;
 			sysfs_attr_init(&iattr->s_attr.dev_attr.attr);
@@ -326,7 +313,7 @@
 			snprintf(iattr->name, AMB_SYSFS_NAME_LEN,
 				 "temp%d_min", d);
 			iattr->s_attr.dev_attr.attr.name = iattr->name;
-			iattr->s_attr.dev_attr.attr.mode = S_IWUSR | S_IRUGO;
+			iattr->s_attr.dev_attr.attr.mode = 0644;
 			iattr->s_attr.dev_attr.show = show_amb_min;
 			iattr->s_attr.dev_attr.store = store_amb_min;
 			iattr->s_attr.index = k;
@@ -342,7 +329,7 @@
 			snprintf(iattr->name, AMB_SYSFS_NAME_LEN,
 				 "temp%d_mid", d);
 			iattr->s_attr.dev_attr.attr.name = iattr->name;
-			iattr->s_attr.dev_attr.attr.mode = S_IWUSR | S_IRUGO;
+			iattr->s_attr.dev_attr.attr.mode = 0644;
 			iattr->s_attr.dev_attr.show = show_amb_mid;
 			iattr->s_attr.dev_attr.store = store_amb_mid;
 			iattr->s_attr.index = k;
@@ -358,7 +345,7 @@
 			snprintf(iattr->name, AMB_SYSFS_NAME_LEN,
 				 "temp%d_max", d);
 			iattr->s_attr.dev_attr.attr.name = iattr->name;
-			iattr->s_attr.dev_attr.attr.mode = S_IWUSR | S_IRUGO;
+			iattr->s_attr.dev_attr.attr.mode = 0644;
 			iattr->s_attr.dev_attr.show = show_amb_max;
 			iattr->s_attr.dev_attr.store = store_amb_max;
 			iattr->s_attr.index = k;
@@ -374,7 +361,7 @@
 			snprintf(iattr->name, AMB_SYSFS_NAME_LEN,
 				 "temp%d_alarm", d);
 			iattr->s_attr.dev_attr.attr.name = iattr->name;
-			iattr->s_attr.dev_attr.attr.mode = S_IRUGO;
+			iattr->s_attr.dev_attr.attr.mode = 0444;
 			iattr->s_attr.dev_attr.show = show_amb_alarm;
 			iattr->s_attr.index = k;
 			sysfs_attr_init(&iattr->s_attr.dev_attr.attr);