This satisfies a checkpatch warning and is the preferred
method for notating the license.

The SPDX identifier is a legally binding shorthand, which
can be used instead of the full boiler plate text.

Signed-off-by: Steffen Vogel <p...@steffenvogel.de>
---
 drivers/w1/masters/ds1wm.c     |  5 +----
 drivers/w1/masters/ds2482.c    |  7 ++-----
 drivers/w1/masters/ds2490.c    | 16 +---------------
 drivers/w1/masters/matrox_w1.c | 16 +---------------
 drivers/w1/masters/mxc_w1.c    | 10 +---------
 drivers/w1/masters/omap_hdq.c  |  7 ++-----
 drivers/w1/masters/w1-gpio.c   |  5 +----
 drivers/w1/slaves/w1_ds2405.c  | 12 +-----------
 drivers/w1/slaves/w1_ds2406.c  |  4 +---
 drivers/w1/slaves/w1_ds2408.c  |  4 +---
 drivers/w1/slaves/w1_ds2413.c  |  4 +---
 drivers/w1/slaves/w1_ds2423.c  | 15 +--------------
 drivers/w1/slaves/w1_ds2431.c  |  4 +---
 drivers/w1/slaves/w1_ds2433.c  |  4 +---
 drivers/w1/slaves/w1_ds2438.c  |  4 +---
 drivers/w1/slaves/w1_ds2780.c  |  6 +-----
 drivers/w1/slaves/w1_ds2781.c  |  6 +-----
 drivers/w1/slaves/w1_ds2805.c  |  4 +---
 drivers/w1/slaves/w1_ds28e04.c |  4 +---
 drivers/w1/slaves/w1_ds28e17.c |  4 +---
 drivers/w1/slaves/w1_smem.c    | 16 +---------------
 drivers/w1/slaves/w1_therm.c   | 16 +---------------
 drivers/w1/w1.c                | 11 +----------
 drivers/w1/w1_family.c         | 11 +----------
 drivers/w1/w1_int.c            | 11 +----------
 drivers/w1/w1_internal.h       | 11 +----------
 drivers/w1/w1_io.c             | 11 +----------
 drivers/w1/w1_netlink.c        | 11 +----------
 drivers/w1/w1_netlink.h        | 11 +----------
 29 files changed, 31 insertions(+), 219 deletions(-)

diff --git a/drivers/w1/masters/ds1wm.c b/drivers/w1/masters/ds1wm.c
index f661695fb589..83a991a3e3bd 100644
--- a/drivers/w1/masters/ds1wm.c
+++ b/drivers/w1/masters/ds1wm.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
 /*
  * 1-wire busmaster driver for DS1WM and ASICs with embedded DS1WMs
  * such as HP iPAQs (including h5xxx, h2200, and devices with ASIC3
@@ -5,10 +6,6 @@
  *
  * Copyright (c) 2004-2005, Szabolcs Gyurko <szabolcs.gyu...@tlt.hu>
  * Copyright (c) 2004-2007, Matt Reimer <mrei...@vpop.net>
- *
- * Use consistent with the GNU GPL is permitted,
- * provided that this copyright notice is
- * preserved in its entirety in all copies and derived works.
  */
 
 #include <linux/module.h>
diff --git a/drivers/w1/masters/ds2482.c b/drivers/w1/masters/ds2482.c
index 8b5e598ffdb3..d9bb021eca7e 100644
--- a/drivers/w1/masters/ds2482.c
+++ b/drivers/w1/masters/ds2482.c
@@ -1,4 +1,5 @@
-/**
+// SPDX-License-Identifier: GPL-2.0
+/*
  * ds2482.c - provides i2c to w1-master bridge(s)
  * Copyright (C) 2005  Ben Gardner <bgard...@wabtec.com>
  *
@@ -7,10 +8,6 @@
  * There are two variations: -100 and -800, which have 1 or 8 1-wire ports.
  * The complete datasheet can be obtained from MAXIM's website at:
  *   http://www.maxim-ic.com/quick_view2.cfm/qv_pk/4382
- *
- * 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; version 2 of the License.
  */
 
 #include <linux/module.h>
diff --git a/drivers/w1/masters/ds2490.c b/drivers/w1/masters/ds2490.c
index 0f4ecfcdb549..7bd9862ef337 100644
--- a/drivers/w1/masters/ds2490.c
+++ b/drivers/w1/masters/ds2490.c
@@ -1,22 +1,8 @@
+// SPDX-License-Identifier: GPL-2.0+
 /*
  *     ds2490.c  USB to one wire bridge
  *
  * Copyright (c) 2004 Evgeniy Polyakov <z...@ioremap.net>
- *
- *
- * 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>
diff --git a/drivers/w1/masters/matrox_w1.c b/drivers/w1/masters/matrox_w1.c
index d83d7c99d81d..be131c04ee63 100644
--- a/drivers/w1/masters/matrox_w1.c
+++ b/drivers/w1/masters/matrox_w1.c
@@ -1,22 +1,8 @@
+// SPDX-License-Identifier: GPL-2.0+
 /*
  *     matrox_w1.c
  *
  * Copyright (c) 2004 Evgeniy Polyakov <z...@ioremap.net>
- *
- *
- * 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 <asm/types.h>
diff --git a/drivers/w1/masters/mxc_w1.c b/drivers/w1/masters/mxc_w1.c
index 50b46c4399ea..8168008e352e 100644
--- a/drivers/w1/masters/mxc_w1.c
+++ b/drivers/w1/masters/mxc_w1.c
@@ -1,15 +1,7 @@
+// SPDX-License-Identifier: GPL-2.0+
 /*
  * Copyright 2005-2008 Freescale Semiconductor, Inc. All Rights Reserved.
  * Copyright 2008 Luotao Fu, ker...@pengutronix.de
- *
- * 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.
  */
 
 #include <linux/clk.h>
diff --git a/drivers/w1/masters/omap_hdq.c b/drivers/w1/masters/omap_hdq.c
index 83fc9aab34e8..39419a562388 100644
--- a/drivers/w1/masters/omap_hdq.c
+++ b/drivers/w1/masters/omap_hdq.c
@@ -1,13 +1,10 @@
+// SPDX-License-Identifier: GPL-2.0
 /*
  * drivers/w1/masters/omap_hdq.c
  *
  * Copyright (C) 2007,2012 Texas Instruments, Inc.
- *
- * This file is licensed under the terms of the GNU General Public License
- * version 2. This program is licensed "as is" without any warranty of any
- * kind, whether express or implied.
- *
  */
+
 #include <linux/kernel.h>
 #include <linux/module.h>
 #include <linux/platform_device.h>
diff --git a/drivers/w1/masters/w1-gpio.c b/drivers/w1/masters/w1-gpio.c
index 55e11bf8ebaf..110c04e5c9c4 100644
--- a/drivers/w1/masters/w1-gpio.c
+++ b/drivers/w1/masters/w1-gpio.c
@@ -1,11 +1,8 @@
+// SPDX-License-Identifier: GPL-2.0
 /*
  * w1-gpio - GPIO w1 bus master driver
  *
  * Copyright (C) 2007 Ville Syrjala <syrj...@sci.fi>
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2
- * as published by the Free Software Foundation.
  */
 
 #include <linux/init.h>
diff --git a/drivers/w1/slaves/w1_ds2405.c b/drivers/w1/slaves/w1_ds2405.c
index 42a1e81060ce..713f3db87324 100644
--- a/drivers/w1/slaves/w1_ds2405.c
+++ b/drivers/w1/slaves/w1_ds2405.c
@@ -1,19 +1,9 @@
+// SPDX-License-Identifier: GPL-2.0+
 /*
  *     w1_ds2405.c
  *
  * Copyright (c) 2017 Maciej S. Szmigiero <m...@maciej.szmigiero.name>
  * Based on w1_therm.c copyright (c) 2004 Evgeniy Polyakov <z...@ioremap.net>
- *
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the therms 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.
  */
 
 #include <linux/device.h>
diff --git a/drivers/w1/slaves/w1_ds2406.c b/drivers/w1/slaves/w1_ds2406.c
index fac266366ca3..7fdade7ee9b8 100644
--- a/drivers/w1/slaves/w1_ds2406.c
+++ b/drivers/w1/slaves/w1_ds2406.c
@@ -1,11 +1,9 @@
+// SPDX-License-Identifier: GPL-2.0
 /*
  * w1_ds2406.c - w1 family 12 (DS2406) driver
  * based on w1_ds2413.c by Mariusz Bialonczyk <ma...@skyboo.net>
  *
  * Copyright (c) 2014 Scott Alfter <sc...@alfter.us>
- *
- * This source code is licensed under the GNU General Public License,
- * Version 2. See the file COPYING for more details.
  */
 
 #include <linux/kernel.h>
diff --git a/drivers/w1/slaves/w1_ds2408.c b/drivers/w1/slaves/w1_ds2408.c
index b535d5ec35b6..ce8ee403e719 100644
--- a/drivers/w1/slaves/w1_ds2408.c
+++ b/drivers/w1/slaves/w1_ds2408.c
@@ -1,10 +1,8 @@
+// SPDX-License-Identifier: GPL-2.0
 /*
  *     w1_ds2408.c - w1 family 29 (DS2408) driver
  *
  * Copyright (c) 2010 Jean-Francois Dagenais <dagena...@sonatest.com>
- *
- * This source code is licensed under the GNU General Public License,
- * Version 2. See the file COPYING for more details.
  */
 
 #include <linux/kernel.h>
diff --git a/drivers/w1/slaves/w1_ds2413.c b/drivers/w1/slaves/w1_ds2413.c
index 492e3d010321..6325785ccd8a 100644
--- a/drivers/w1/slaves/w1_ds2413.c
+++ b/drivers/w1/slaves/w1_ds2413.c
@@ -1,11 +1,9 @@
+// SPDX-License-Identifier: GPL-2.0
 /*
  * w1_ds2413.c - w1 family 3a (DS2413) driver
  * based on w1_ds2408.c by Jean-Francois Dagenais <dagena...@sonatest.com>
  *
  * Copyright (c) 2013 Mariusz Bialonczyk <ma...@skyboo.net>
- *
- * This source code is licensed under the GNU General Public License,
- * Version 2. See the file COPYING for more details.
  */
 
 #include <linux/kernel.h>
diff --git a/drivers/w1/slaves/w1_ds2423.c b/drivers/w1/slaves/w1_ds2423.c
index 050407c53b16..910c2f9b01a0 100644
--- a/drivers/w1/slaves/w1_ds2423.c
+++ b/drivers/w1/slaves/w1_ds2423.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0+
 /*
  *     w1_ds2423.c
  *
@@ -6,20 +7,6 @@
  * This driver will read and write the value of 4 counters to w1_slave file in
  * sys filesystem.
  * Inspired by the w1_therm and w1_ds2431 drivers.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the therms 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/kernel.h>
diff --git a/drivers/w1/slaves/w1_ds2431.c b/drivers/w1/slaves/w1_ds2431.c
index 5adecd3face1..6fa7dc822f57 100644
--- a/drivers/w1/slaves/w1_ds2431.c
+++ b/drivers/w1/slaves/w1_ds2431.c
@@ -1,12 +1,10 @@
+// SPDX-License-Identifier: GPL-2.0
 /*
  * w1_ds2431.c - w1 family 2d (DS2431) driver
  *
  * Copyright (c) 2008 Bernhard Weirich <bernhard.weir...@riedel.net>
  *
  * Heavily inspired by w1_DS2433 driver from Ben Gardner <bgard...@wabtec.com>
- *
- * This source code is licensed under the GNU General Public License,
- * Version 2. See the file COPYING for more details.
  */
 
 #include <linux/kernel.h>
diff --git a/drivers/w1/slaves/w1_ds2433.c b/drivers/w1/slaves/w1_ds2433.c
index 75ad70cfe8e8..798371ffd92f 100644
--- a/drivers/w1/slaves/w1_ds2433.c
+++ b/drivers/w1/slaves/w1_ds2433.c
@@ -1,10 +1,8 @@
+// SPDX-License-Identifier: GPL-2.0
 /*
  *     w1_ds2433.c - w1 family 23 (DS2433) driver
  *
  * Copyright (c) 2005 Ben Gardner <bgard...@wabtec.com>
- *
- * This source code is licensed under the GNU General Public License,
- * Version 2. See the file COPYING for more details.
  */
 
 #include <linux/kernel.h>
diff --git a/drivers/w1/slaves/w1_ds2438.c b/drivers/w1/slaves/w1_ds2438.c
index bf641a191d07..8e1a2bbd6d0c 100644
--- a/drivers/w1/slaves/w1_ds2438.c
+++ b/drivers/w1/slaves/w1_ds2438.c
@@ -1,10 +1,8 @@
+// SPDX-License-Identifier: GPL-2.0
 /*
  * 1-Wire implementation for the ds2438 chip
  *
  * Copyright (c) 2017 Mariusz Bialonczyk <ma...@skyboo.net>
- *
- * This source code is licensed under the GNU General Public License,
- * Version 2. See the file COPYING for more details.
  */
 
 #include <linux/kernel.h>
diff --git a/drivers/w1/slaves/w1_ds2780.c b/drivers/w1/slaves/w1_ds2780.c
index a60528131154..5b2babe2d57b 100644
--- a/drivers/w1/slaves/w1_ds2780.c
+++ b/drivers/w1/slaves/w1_ds2780.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0
 /*
  * 1-Wire implementation for the ds2780 chip
  *
@@ -6,11 +7,6 @@
  * Author: Clifton Barnes <cabar...@indesign-llc.com>
  *
  * Based on w1-ds2760 driver
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- *
  */
 
 #include <linux/kernel.h>
diff --git a/drivers/w1/slaves/w1_ds2781.c b/drivers/w1/slaves/w1_ds2781.c
index 645be6e0b24a..3031b8b7ea85 100644
--- a/drivers/w1/slaves/w1_ds2781.c
+++ b/drivers/w1/slaves/w1_ds2781.c
@@ -1,14 +1,10 @@
+// SPDX-License-Identifier: GPL-2.0
 /*
  * 1-Wire implementation for the ds2781 chip
  *
  * Author: Renata Sayakhova <ren...@oktetlabs.ru>
  *
  * Based on w1-ds2780 driver
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- *
  */
 
 #include <linux/kernel.h>
diff --git a/drivers/w1/slaves/w1_ds2805.c b/drivers/w1/slaves/w1_ds2805.c
index 29348d283a65..cc2af1da77c3 100644
--- a/drivers/w1/slaves/w1_ds2805.c
+++ b/drivers/w1/slaves/w1_ds2805.c
@@ -1,10 +1,8 @@
+// SPDX-License-Identifier: GPL-2.0
 /*
  * w1_ds2805 - w1 family 0d (DS28E05) driver
  *
  * Copyright (c) 2016 Andrew Worsley amwors...@gmail.com
- *
- * This source code is licensed under the GNU General Public License,
- * Version 2. See the file COPYING for more details.
  */
 
 #include <linux/kernel.h>
diff --git a/drivers/w1/slaves/w1_ds28e04.c b/drivers/w1/slaves/w1_ds28e04.c
index ec234b846eb3..641e69f47c3e 100644
--- a/drivers/w1/slaves/w1_ds28e04.c
+++ b/drivers/w1/slaves/w1_ds28e04.c
@@ -1,10 +1,8 @@
+// SPDX-License-Identifier: GPL-2.0
 /*
  *     w1_ds28e04.c - w1 family 1C (DS28E04) driver
  *
  * Copyright (c) 2012 Markus Franke <frank...@sebakmt.com>
- *
- * This source code is licensed under the GNU General Public License,
- * Version 2. See the file COPYING for more details.
  */
 
 #include <linux/kernel.h>
diff --git a/drivers/w1/slaves/w1_ds28e17.c b/drivers/w1/slaves/w1_ds28e17.c
index e78b63ea4daf..fa26a1f1a6e4 100644
--- a/drivers/w1/slaves/w1_ds28e17.c
+++ b/drivers/w1/slaves/w1_ds28e17.c
@@ -1,10 +1,8 @@
+// SPDX-License-Identifier: GPL-2.0
 /*
  *     w1_ds28e17.c - w1 family 19 (DS28E17) driver
  *
  * Copyright (c) 2016 Jan Kandziora <j...@gmx.de>
- *
- * This source code is licensed under the GNU General Public License,
- * Version 2. See the file COPYING for more details.
  */
 
 #include <linux/crc16.h>
diff --git a/drivers/w1/slaves/w1_smem.c b/drivers/w1/slaves/w1_smem.c
index e556b0caff71..88cd893e6619 100644
--- a/drivers/w1/slaves/w1_smem.c
+++ b/drivers/w1/slaves/w1_smem.c
@@ -1,22 +1,8 @@
+// SPDX-License-Identifier: GPL-2.0+
 /*
  *     w1_smem.c
  *
  * Copyright (c) 2004 Evgeniy Polyakov <z...@ioremap.net>
- *
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the smems 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 <asm/types.h>
diff --git a/drivers/w1/slaves/w1_therm.c b/drivers/w1/slaves/w1_therm.c
index 3c350dfbcd0b..d741b56422a9 100644
--- a/drivers/w1/slaves/w1_therm.c
+++ b/drivers/w1/slaves/w1_therm.c
@@ -1,22 +1,8 @@
+// SPDX-License-Identifier: GPL-2.0+
 /*
  *     w1_therm.c
  *
  * Copyright (c) 2004 Evgeniy Polyakov <z...@ioremap.net>
- *
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the therms 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 <asm/types.h>
diff --git a/drivers/w1/w1.c b/drivers/w1/w1.c
index 890c038c25f8..2c64655b603c 100644
--- a/drivers/w1/w1.c
+++ b/drivers/w1/w1.c
@@ -1,15 +1,6 @@
+// SPDX-License-Identifier: GPL-2.0+
 /*
  * Copyright (c) 2004 Evgeniy Polyakov <z...@ioremap.net>
- *
- * 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.
  */
 
 #include <linux/delay.h>
diff --git a/drivers/w1/w1_family.c b/drivers/w1/w1_family.c
index f14ab0b340b5..ee90a6733472 100644
--- a/drivers/w1/w1_family.c
+++ b/drivers/w1/w1_family.c
@@ -1,15 +1,6 @@
+// SPDX-License-Identifier: GPL-2.0+
 /*
  * Copyright (c) 2004 Evgeniy Polyakov <z...@ioremap.net>
- *
- * 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.
  */
 
 #include <linux/spinlock.h>
diff --git a/drivers/w1/w1_int.c b/drivers/w1/w1_int.c
index 1c776178f598..507eea535d43 100644
--- a/drivers/w1/w1_int.c
+++ b/drivers/w1/w1_int.c
@@ -1,15 +1,6 @@
+// SPDX-License-Identifier: GPL-2.0+
 /*
  * Copyright (c) 2004 Evgeniy Polyakov <z...@ioremap.net>
- *
- * 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.
  */
 
 #include <linux/kernel.h>
diff --git a/drivers/w1/w1_internal.h b/drivers/w1/w1_internal.h
index 1623e2fdccc7..977c68fac431 100644
--- a/drivers/w1/w1_internal.h
+++ b/drivers/w1/w1_internal.h
@@ -1,15 +1,6 @@
+/* SPDX-License-Identifier: GPL-2.0+ */
 /*
  * Copyright (c) 2004 Evgeniy Polyakov <z...@ioremap.net>
- *
- * 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.
  */
 
 #ifndef __W1_H
diff --git a/drivers/w1/w1_io.c b/drivers/w1/w1_io.c
index 0364d3329c52..bc7d1f7a1222 100644
--- a/drivers/w1/w1_io.c
+++ b/drivers/w1/w1_io.c
@@ -1,15 +1,6 @@
+// SPDX-License-Identifier: GPL-2.0+
 /*
  * Copyright (c) 2004 Evgeniy Polyakov <z...@ioremap.net>
- *
- * 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.
  */
 
 #include <asm/io.h>
diff --git a/drivers/w1/w1_netlink.c b/drivers/w1/w1_netlink.c
index f2f099caeb77..0f2c6ed94b0f 100644
--- a/drivers/w1/w1_netlink.c
+++ b/drivers/w1/w1_netlink.c
@@ -1,15 +1,6 @@
+// SPDX-License-Identifier: GPL-2.0+
 /*
  * Copyright (c) 2003 Evgeniy Polyakov <z...@ioremap.net>
- *
- * 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.
  */
 
 #include <linux/slab.h>
diff --git a/drivers/w1/w1_netlink.h b/drivers/w1/w1_netlink.h
index f876772c0fb4..08cbf08f3649 100644
--- a/drivers/w1/w1_netlink.h
+++ b/drivers/w1/w1_netlink.h
@@ -1,15 +1,6 @@
+/* SPDX-License-Identifier: GPL-2.0+ */
 /*
  * Copyright (c) 2003 Evgeniy Polyakov <z...@ioremap.net>
- *
- * 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.
  */
 
 #ifndef __W1_NETLINK_H
-- 
2.11.0

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