treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 24

Based on 1 normalized pattern(s):

  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

extracted by the scancode license scanner the SPDX license identifier

  GPL-2.0-or-later

has been chosen to replace the boilerplate/reference in 50 file(s).

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Jilayne Lovejoy <opensource@jilayne.com>
Reviewed-by: Kate Stewart <kstewart@linuxfoundation.org>
Reviewed-by: Steve Winslow <swinslow@gmail.com>
Reviewed-by: Allison Randal <allison@lohutok.net>
Cc: linux-spdx@vger.kernel.org
Link: https://lkml.kernel.org/r/20190519154042.917228456@linutronix.de
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
diff --git a/drivers/dma/mv_xor_v2.c b/drivers/dma/mv_xor_v2.c
index 8dc0aa4..fa5dab4 100644
--- a/drivers/dma/mv_xor_v2.c
+++ b/drivers/dma/mv_xor_v2.c
@@ -1,15 +1,7 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
 /*
  * Copyright (C) 2015-2016 Marvell International Ltd.
 
- * 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.
  */
 
 #include <linux/clk.h>
diff --git a/drivers/media/usb/gspca/benq.c b/drivers/media/usb/gspca/benq.c
index 1744591..25c40fb 100644
--- a/drivers/media/usb/gspca/benq.c
+++ b/drivers/media/usb/gspca/benq.c
@@ -1,17 +1,8 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
 /*
  * Benq DC E300 subdriver
  *
  * Copyright (C) 2009 Jean-Francois Moine (http://moinejf.free.fr)
- *
- * 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
diff --git a/drivers/media/usb/gspca/conex.c b/drivers/media/usb/gspca/conex.c
index 6df4e20..8b26912 100644
--- a/drivers/media/usb/gspca/conex.c
+++ b/drivers/media/usb/gspca/conex.c
@@ -1,18 +1,9 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
 /*
  *		Connexant Cx11646 library
  *		Copyright (C) 2004 Michel Xhaard mxhaard@magic.fr
  *
  * V4L2 by Jean-Francois Moine <http://moinejf.free.fr>
- *
- * 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
diff --git a/drivers/media/usb/gspca/dtcs033.c b/drivers/media/usb/gspca/dtcs033.c
index 7654c8c..671b205 100644
--- a/drivers/media/usb/gspca/dtcs033.c
+++ b/drivers/media/usb/gspca/dtcs033.c
@@ -1,17 +1,8 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
 /*
  * Subdriver for Scopium astro-camera (DTCS033, 0547:7303)
  *
  * Copyright (C) 2014 Robert Butora (robert.butora.fi@gmail.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
- * 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
diff --git a/drivers/media/usb/gspca/finepix.c b/drivers/media/usb/gspca/finepix.c
index 1ef1239..66c8e51 100644
--- a/drivers/media/usb/gspca/finepix.c
+++ b/drivers/media/usb/gspca/finepix.c
@@ -1,17 +1,8 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
 /*
  * Fujifilm Finepix subdriver
  *
  * Copyright (C) 2008 Frank Zago
- *
- * 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
diff --git a/drivers/media/usb/gspca/jeilinj.c b/drivers/media/usb/gspca/jeilinj.c
index 86d0a0a..20b2468 100644
--- a/drivers/media/usb/gspca/jeilinj.c
+++ b/drivers/media/usb/gspca/jeilinj.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
 /*
  * Jeilinj subdriver
  *
@@ -8,16 +9,6 @@
  *
  * Sportscam DV15 support and control settings are
  * Copyright (C) 2011 Patrice Chotard
- *
- * 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
diff --git a/drivers/media/usb/gspca/jl2005bcd.c b/drivers/media/usb/gspca/jl2005bcd.c
index c402459..80ce744 100644
--- a/drivers/media/usb/gspca/jl2005bcd.c
+++ b/drivers/media/usb/gspca/jl2005bcd.c
@@ -1,17 +1,8 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
 /*
  * Jeilin JL2005B/C/D library
  *
  * Copyright (C) 2011 Theodore Kilgore <kilgota@auburn.edu>
- *
- * 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 MODULE_NAME "jl2005bcd"
diff --git a/drivers/media/usb/gspca/jpeg.h b/drivers/media/usb/gspca/jpeg.h
index d5ad7c9..660081d 100644
--- a/drivers/media/usb/gspca/jpeg.h
+++ b/drivers/media/usb/gspca/jpeg.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
 #ifndef JPEG_H
 #define JPEG_H 1
 /*
@@ -7,17 +8,6 @@
  * A special case is done for Conexant webcams.
  *
  * Copyright (C) Jean-Francois Moine (http://moinejf.free.fr)
- *
- * 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.
- *
  */
 
 /*
diff --git a/drivers/media/usb/gspca/kinect.c b/drivers/media/usb/gspca/kinect.c
index f993f62..57ea658 100644
--- a/drivers/media/usb/gspca/kinect.c
+++ b/drivers/media/usb/gspca/kinect.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
 /*
  * kinect sensor device camera, gspca driver
  *
@@ -8,16 +9,6 @@
  *
  * Special thanks to Steven Toth and kernellabs.com for sponsoring a Kinect
  * sensor device which I tested the driver on.
- *
- * 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
diff --git a/drivers/media/usb/gspca/konica.c b/drivers/media/usb/gspca/konica.c
index 989ae99..d8e4013 100644
--- a/drivers/media/usb/gspca/konica.c
+++ b/drivers/media/usb/gspca/konica.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
 /*
  * Driver for USB webcams based on Konica chipset. This
  * chipset is used in Intel YC76 camera.
@@ -12,16 +13,6 @@
  * taken from the benq gspca subdriver which is:
  *
  * Copyright (C) 2009 Jean-Francois Moine (http://moinejf.free.fr)
- *
- * 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
diff --git a/drivers/media/usb/gspca/mars.c b/drivers/media/usb/gspca/mars.c
index a537cb1..eb9342e 100644
--- a/drivers/media/usb/gspca/mars.c
+++ b/drivers/media/usb/gspca/mars.c
@@ -1,18 +1,9 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
 /*
  *		Mars-Semi MR97311A library
  *		Copyright (C) 2005 <bradlch@hotmail.com>
  *
  * V4L2 by Jean-Francois Moine <http://moinejf.free.fr>
- *
- * 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
diff --git a/drivers/media/usb/gspca/mr97310a.c b/drivers/media/usb/gspca/mr97310a.c
index af45466..502fc2ea 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
diff --git a/drivers/media/usb/gspca/nw80x.c b/drivers/media/usb/gspca/nw80x.c
index bedc04a..5964970 100644
--- a/drivers/media/usb/gspca/nw80x.c
+++ b/drivers/media/usb/gspca/nw80x.c
@@ -1,19 +1,10 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
 /*
  * DivIO nw80x subdriver
  *
  * Copyright (C) 2011 Jean-François Moine (http://moinejf.free.fr)
  * Copyright (C) 2003 Sylvain Munaut <tnt@246tNt.com>
  *			Kjell Claesson <keyson@users.sourceforge.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
- * 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
diff --git a/drivers/media/usb/gspca/ov519.c b/drivers/media/usb/gspca/ov519.c
index f2799e8..cfb1f53 100644
--- a/drivers/media/usb/gspca/ov519.c
+++ b/drivers/media/usb/gspca/ov519.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
 /*
  * OV519 driver
  *
@@ -20,17 +21,6 @@
  *
  * Copyright (c) 2004-2007 Romain Beauxis <toots@rastageeks.org>
  * Support for OV7670 sensors was contributed by Sam Skipsey <aoanla@yahoo.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
- * 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
diff --git a/drivers/media/usb/gspca/ov534.c b/drivers/media/usb/gspca/ov534.c
index 02c90ad..56521c9 100644
--- a/drivers/media/usb/gspca/ov534.c
+++ b/drivers/media/usb/gspca/ov534.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
 /*
  * ov534-ov7xxx gspca driver
  *
@@ -14,16 +15,6 @@
  *                  added by Max Thrun <bear24rw@gmail.com>
  * PS3 Eye camera - FPS range extended by Joseph Howse
  *                  <josephhowse@nummist.com> http://nummist.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
- * 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
diff --git a/drivers/media/usb/gspca/ov534_9.c b/drivers/media/usb/gspca/ov534_9.c
index 3d1364d..867f860 100644
--- a/drivers/media/usb/gspca/ov534_9.c
+++ b/drivers/media/usb/gspca/ov534_9.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
 /*
  * ov534-ov9xxx gspca driver
  *
@@ -8,16 +9,6 @@
  * Based on a prototype written by Mark Ferrell <majortrips@gmail.com>
  * USB protocol reverse engineered by Jim Paris <jim@jtan.com>
  * https://jim.sh/svn/jim/devl/playstation/ps3/eye/test/
- *
- * 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
diff --git a/drivers/media/usb/gspca/pac7302.c b/drivers/media/usb/gspca/pac7302.c
index b8ff201..2e8c3ef 100644
--- a/drivers/media/usb/gspca/pac7302.c
+++ b/drivers/media/usb/gspca/pac7302.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
 /*
  * Pixart PAC7302 driver
  *
@@ -7,16 +8,6 @@
  * Separated from Pixart PAC7311 library by Márton Németh
  * Camera button input handling by Márton Németh <nm127@freemail.hu>
  * Copyright (C) 2009-2010 Márton Németh <nm127@freemail.hu>
- *
- * 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.
  */
 
 /*
diff --git a/drivers/media/usb/gspca/pac7311.c b/drivers/media/usb/gspca/pac7311.c
index 44db4f4..f6addb2 100644
--- a/drivers/media/usb/gspca/pac7311.c
+++ b/drivers/media/usb/gspca/pac7311.c
@@ -1,18 +1,9 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
 /*
  *		Pixart PAC7311 library
  *		Copyright (C) 2005 Thomas Kaiser thomas@kaiser-linux.li
  *
  * V4L2 by Jean-Francois Moine <http://moinejf.free.fr>
- *
- * 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.
  */
 
 /* Some documentation about various registers as determined by trial and error.
diff --git a/drivers/media/usb/gspca/sn9c2028.c b/drivers/media/usb/gspca/sn9c2028.c
index a1f7189..aff01b7 100644
--- a/drivers/media/usb/gspca/sn9c2028.c
+++ b/drivers/media/usb/gspca/sn9c2028.c
@@ -1,17 +1,8 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
 /*
  * SN9C2028 library
  *
  * Copyright (C) 2009 Theodore Kilgore <kilgota@auburn.edu>
- *
- * 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
diff --git a/drivers/media/usb/gspca/sn9c20x.c b/drivers/media/usb/gspca/sn9c20x.c
index ab91290..b43f89f 100644
--- a/drivers/media/usb/gspca/sn9c20x.c
+++ b/drivers/media/usb/gspca/sn9c20x.c
@@ -1,19 +1,10 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
 /*
  *	Sonix sn9c201 sn9c202 library
  *
  * Copyright (C) 2012 Jean-Francois Moine <http://moinejf.free.fr>
  *	Copyright (C) 2008-2009 microdia project <microdia@googlegroups.com>
  *	Copyright (C) 2009 Brian Johnson <brijohn@gmail.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
- * 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
diff --git a/drivers/media/usb/gspca/sonixb.c b/drivers/media/usb/gspca/sonixb.c
index 583c9f1..046fc2c 100644
--- a/drivers/media/usb/gspca/sonixb.c
+++ b/drivers/media/usb/gspca/sonixb.c
@@ -1,19 +1,10 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
 /*
  *		sonix sn9c102 (bayer) library
  *
  * Copyright (C) 2009-2011 Jean-François Moine <http://moinejf.free.fr>
  * Copyright (C) 2003 2004 Michel Xhaard mxhaard@magic.fr
  * Add Pas106 Stefano Mozzi (C) 2004
- *
- * 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.
  */
 
 /* Some documentation on known sonixb registers:
diff --git a/drivers/media/usb/gspca/sonixj.c b/drivers/media/usb/gspca/sonixj.c
index a63f155..50a6c84 100644
--- a/drivers/media/usb/gspca/sonixj.c
+++ b/drivers/media/usb/gspca/sonixj.c
@@ -1,18 +1,9 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
 /*
  * Sonix sn9c102p sn9c105 sn9c120 (jpeg) subdriver
  *
  * Copyright (C) 2009-2011 Jean-François Moine <http://moinejf.free.fr>
  * Copyright (C) 2005 Michel Xhaard mxhaard@magic.fr
- *
- * 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
diff --git a/drivers/media/usb/gspca/spca1528.c b/drivers/media/usb/gspca/spca1528.c
index d25924e..2ae03b6 100644
--- a/drivers/media/usb/gspca/spca1528.c
+++ b/drivers/media/usb/gspca/spca1528.c
@@ -1,17 +1,8 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
 /*
  * spca1528 subdriver
  *
  * Copyright (C) 2010-2011 Jean-Francois Moine (http://moinejf.free.fr)
- *
- * 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
diff --git a/drivers/media/usb/gspca/spca500.c b/drivers/media/usb/gspca/spca500.c
index e90d2f3..b9ce5e3 100644
--- a/drivers/media/usb/gspca/spca500.c
+++ b/drivers/media/usb/gspca/spca500.c
@@ -1,18 +1,8 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
 /*
  * SPCA500 chip based cameras initialization data
  *
  * V4L2 by Jean-Francois Moine <http://moinejf.free.fr>
- *
- * 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
diff --git a/drivers/media/usb/gspca/spca501.c b/drivers/media/usb/gspca/spca501.c
index 3d21595..ecc97f8 100644
--- a/drivers/media/usb/gspca/spca501.c
+++ b/drivers/media/usb/gspca/spca501.c
@@ -1,18 +1,8 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
 /*
  * SPCA501 chip based cameras initialization data
  *
  * V4L2 by Jean-Francois Moine <http://moinejf.free.fr>
- *
- * 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
diff --git a/drivers/media/usb/gspca/spca505.c b/drivers/media/usb/gspca/spca505.c
index 07aae9c..0e8cccb 100644
--- a/drivers/media/usb/gspca/spca505.c
+++ b/drivers/media/usb/gspca/spca505.c
@@ -1,18 +1,8 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
 /*
  * SPCA505 chip based cameras initialization data
  *
  * V4L2 by Jean-Francis Moine <http://moinejf.free.fr>
- *
- * 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
diff --git a/drivers/media/usb/gspca/spca506.c b/drivers/media/usb/gspca/spca506.c
index 6332b3f..0886587 100644
--- a/drivers/media/usb/gspca/spca506.c
+++ b/drivers/media/usb/gspca/spca506.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
 /*
  * SPCA506 chip based cameras function
  * M Xhaard 15/04/2004 based on different work Mark Taylor and others
@@ -5,16 +6,6 @@
  *                "Firma Frank Gmbh" from  Saarbruecken
  *
  * V4L2 by Jean-Francois Moine <http://moinejf.free.fr>
- *
- * 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 MODULE_NAME "spca506"
diff --git a/drivers/media/usb/gspca/spca508.c b/drivers/media/usb/gspca/spca508.c
index d80fd39..754ab1d 100644
--- a/drivers/media/usb/gspca/spca508.c
+++ b/drivers/media/usb/gspca/spca508.c
@@ -1,17 +1,8 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
 /*
  * SPCA508 chip based cameras subdriver
  *
  * Copyright (C) 2009 Jean-Francois Moine <http://moinejf.free.fr>
- *
- * 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
diff --git a/drivers/media/usb/gspca/spca561.c b/drivers/media/usb/gspca/spca561.c
index f389a8d..d608a51 100644
--- a/drivers/media/usb/gspca/spca561.c
+++ b/drivers/media/usb/gspca/spca561.c
@@ -1,19 +1,10 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
 /*
  * Sunplus spca561 subdriver
  *
  * Copyright (C) 2004 Michel Xhaard mxhaard@magic.fr
  *
  * V4L2 by Jean-Francois Moine <http://moinejf.free.fr>
- *
- * 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
diff --git a/drivers/media/usb/gspca/sq905.c b/drivers/media/usb/gspca/sq905.c
index d5c4821..863c485 100644
--- a/drivers/media/usb/gspca/sq905.c
+++ b/drivers/media/usb/gspca/sq905.c
@@ -1,17 +1,8 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
 /*
  * SQ905 subdriver
  *
  * Copyright (C) 2008, 2009 Adam Baker and Theodore Kilgore
- *
- * 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.
  */
 
 /*
diff --git a/drivers/media/usb/gspca/sq905c.c b/drivers/media/usb/gspca/sq905c.c
index 274921c..3d7f6dcd 100644
--- a/drivers/media/usb/gspca/sq905c.c
+++ b/drivers/media/usb/gspca/sq905c.c
@@ -1,17 +1,8 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
 /*
  * SQ905C subdriver
  *
  * Copyright (C) 2009 Theodore Kilgore
- *
- * 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.
  */
 
 /*
diff --git a/drivers/media/usb/gspca/sq930x.c b/drivers/media/usb/gspca/sq930x.c
index e15b45f..d1ba088 100644
--- a/drivers/media/usb/gspca/sq930x.c
+++ b/drivers/media/usb/gspca/sq930x.c
@@ -1,19 +1,10 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
 /*
  * SQ930x subdriver
  *
  * Copyright (C) 2010 Jean-François Moine <http://moinejf.free.fr>
  * Copyright (C) 2006 -2008 Gerard Klaver <gerard at gkall dot hobby dot nl>
  * Copyright (C) 2007 Sam Revitch <samr7@cs.washington.edu>
- *
- * 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
diff --git a/drivers/media/usb/gspca/stk014.c b/drivers/media/usb/gspca/stk014.c
index 0d8f489..aa9e921 100644
--- a/drivers/media/usb/gspca/stk014.c
+++ b/drivers/media/usb/gspca/stk014.c
@@ -1,17 +1,8 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
 /*
  * Syntek DV4000 (STK014) subdriver
  *
  * Copyright (C) 2008 Jean-Francois Moine (http://moinejf.free.fr)
- *
- * 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
diff --git a/drivers/media/usb/gspca/stk1135.c b/drivers/media/usb/gspca/stk1135.c
index 6f52a48..1a602af 100644
--- a/drivers/media/usb/gspca/stk1135.c
+++ b/drivers/media/usb/gspca/stk1135.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
 /*
  * Syntek STK1135 subdriver
  *
@@ -5,16 +6,6 @@
  *
  * Based on Syntekdriver (stk11xx) by Nicolas VIVIEN:
  *   http://syntekdriver.sourceforge.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
- * 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
diff --git a/drivers/media/usb/gspca/stk1135.h b/drivers/media/usb/gspca/stk1135.h
index bd14401..9a77500 100644
--- a/drivers/media/usb/gspca/stk1135.h
+++ b/drivers/media/usb/gspca/stk1135.h
@@ -1,17 +1,8 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
 /*
  * STK1135 registers
  *
  * Copyright (c) 2013 Ondrej Zary
- *
- * 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 STK1135_REG_GCTRL	0x000	/* GPIO control */
diff --git a/drivers/media/usb/gspca/sunplus.c b/drivers/media/usb/gspca/sunplus.c
index e1e2a60..d0ddfa9 100644
--- a/drivers/media/usb/gspca/sunplus.c
+++ b/drivers/media/usb/gspca/sunplus.c
@@ -1,18 +1,9 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
 /*
  *		Sunplus spca504(abc) spca533 spca536 library
  *		Copyright (C) 2005 Michel Xhaard mxhaard@magic.fr
  *
  * V4L2 by Jean-Francois Moine <http://moinejf.free.fr>
- *
- * 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
diff --git a/drivers/media/usb/gspca/t613.c b/drivers/media/usb/gspca/t613.c
index ed9b925..33b37cc 100644
--- a/drivers/media/usb/gspca/t613.c
+++ b/drivers/media/usb/gspca/t613.c
@@ -1,18 +1,9 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
 /*
  * T613 subdriver
  *
  * Copyright (C) 2010 Jean-Francois Moine (http://moinejf.free.fr)
  *
- * 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.
- *
  *Notes: * t613  + tas5130A
  *	* Focus to light do not balance well as in win.
  *	  Quality in win is not good, but its kinda better.
diff --git a/drivers/media/usb/gspca/touptek.c b/drivers/media/usb/gspca/touptek.c
index 6c056a4..dde311c 100644
--- a/drivers/media/usb/gspca/touptek.c
+++ b/drivers/media/usb/gspca/touptek.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
 /*
  * ToupTek UCMOS / AmScope MU series camera driver
  * TODO: contrast with ScopeTek / AmScope MDC cameras
@@ -7,16 +8,6 @@
  * Special thanks to Bushing for helping with the decrypt algorithm and
  * Sean O'Sullivan / the Rensselaer Center for Open Source
  * Software (RCOS) for helping me learn kernel development
- *
- * 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.
  */
 
 #include "gspca.h"
diff --git a/drivers/media/usb/gspca/tv8532.c b/drivers/media/usb/gspca/tv8532.c
index bc2720e..c31baa72 100644
--- a/drivers/media/usb/gspca/tv8532.c
+++ b/drivers/media/usb/gspca/tv8532.c
@@ -1,18 +1,8 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
 /*
  * Quickcam cameras initialization data
  *
  * V4L2 by Jean-Francois Moine <http://moinejf.free.fr>
- *
- * 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 MODULE_NAME "tv8532"
 
diff --git a/drivers/media/usb/gspca/vc032x.c b/drivers/media/usb/gspca/vc032x.c
index 52d0716..588a847 100644
--- a/drivers/media/usb/gspca/vc032x.c
+++ b/drivers/media/usb/gspca/vc032x.c
@@ -1,19 +1,10 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
 /*
  * Z-star vc0321 library
  *
  * Copyright (C) 2009-2010 Jean-François Moine <http://moinejf.free.fr>
  * Copyright (C) 2006 Koninski Artur takeshi87@o2.pl
  * Copyright (C) 2006 Michel Xhaard
- *
- * 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
diff --git a/drivers/media/usb/gspca/vicam.c b/drivers/media/usb/gspca/vicam.c
index 8562bda..179b2ec 100644
--- a/drivers/media/usb/gspca/vicam.c
+++ b/drivers/media/usb/gspca/vicam.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
 /*
  * gspca ViCam subdriver
  *
@@ -10,16 +11,6 @@
  *                    Pavel Machek (pavel@ucw.cz),
  *                    John Tyner (jtyner@cs.ucr.edu),
  *                    Monroe Williams (monroe@pobox.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
- * 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
diff --git a/drivers/media/usb/gspca/w996Xcf.c b/drivers/media/usb/gspca/w996Xcf.c
index 36cc5a5..16b679c 100644
--- a/drivers/media/usb/gspca/w996Xcf.c
+++ b/drivers/media/usb/gspca/w996Xcf.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
 /**
  *
  * GSPCA sub driver for W996[78]CF JPEG USB Dual Mode Camera Chip.
@@ -7,17 +8,6 @@
  * This module is adapted from the in kernel v4l1 w9968cf driver:
  *
  * Copyright (C) 2002-2004 by Luca Risolia <luca.risolia@studio.unibo.it>
- *
- * 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.
- *
  */
 
 /* Note this is not a stand alone driver, it gets included in ov519.c, this
diff --git a/drivers/media/usb/stkwebcam/stk-webcam.c b/drivers/media/usb/stkwebcam/stk-webcam.c
index 8f54586..cb7d645 100644
--- a/drivers/media/usb/stkwebcam/stk-webcam.c
+++ b/drivers/media/usb/stkwebcam/stk-webcam.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
 /*
  * stk-webcam.c : Driver for Syntek 1125 USB webcam controller
  *
@@ -6,16 +7,6 @@
  *
  * Some parts are inspired from cafe_ccic.c
  * Copyright 2006-2007 Jonathan Corbet
- *
- * 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
diff --git a/drivers/media/usb/stkwebcam/stk-webcam.h b/drivers/media/usb/stkwebcam/stk-webcam.h
index 5cecbdc..14519e5 100644
--- a/drivers/media/usb/stkwebcam/stk-webcam.h
+++ b/drivers/media/usb/stkwebcam/stk-webcam.h
@@ -1,18 +1,9 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
 /*
  * stk-webcam.h : Driver for Syntek 1125 USB webcam controller
  *
  * Copyright (C) 2006 Nicolas VIVIEN
  * Copyright 2007-2008 Jaime Velasco Juan <jsagarribay@gmail.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
- * 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 STKWEBCAM_H
diff --git a/include/net/dn_nsp.h b/include/net/dn_nsp.h
index 413a15e..f83932b 100644
--- a/include/net/dn_nsp.h
+++ b/include/net/dn_nsp.h
@@ -1,17 +1,9 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
 #ifndef _NET_DN_NSP_H
 #define _NET_DN_NSP_H
 /******************************************************************************
     (c) 1995-1998 E.M. Serrat		emserrat@geocities.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
-    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.
 *******************************************************************************/
 /* dn_nsp.c functions prototyping */
 
diff --git a/include/net/dn_route.h b/include/net/dn_route.h
index 342d250..6f1e94a 100644
--- a/include/net/dn_route.h
+++ b/include/net/dn_route.h
@@ -1,18 +1,10 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
 #ifndef _NET_DN_ROUTE_H
 #define _NET_DN_ROUTE_H
 
 /******************************************************************************
     (c) 1995-1998 E.M. Serrat		emserrat@geocities.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
-    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.
 *******************************************************************************/
 
 struct sk_buff *dn_alloc_skb(struct sock *sk, int size, gfp_t pri);
diff --git a/net/decnet/af_decnet.c b/net/decnet/af_decnet.c
index c1fa478..0ea7528 100644
--- a/net/decnet/af_decnet.c
+++ b/net/decnet/af_decnet.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
 
 /*
  * DECnet       An implementation of the DECnet protocol suite for the LINUX
@@ -46,15 +47,6 @@
 /******************************************************************************
     (c) 1995-1998 E.M. Serrat		emserrat@geocities.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
-    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.
 
 HISTORY:
 
diff --git a/net/decnet/dn_nsp_in.c b/net/decnet/dn_nsp_in.c
index 2fb5e05..e4161e0 100644
--- a/net/decnet/dn_nsp_in.c
+++ b/net/decnet/dn_nsp_in.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
 /*
  * DECnet       An implementation of the DECnet protocol suite for the LINUX
  *              operating system.  DECnet is implemented using the  BSD Socket
@@ -34,15 +35,6 @@
 /******************************************************************************
     (c) 1995-1998 E.M. Serrat		emserrat@geocities.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
-    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/errno.h>
diff --git a/net/decnet/dn_nsp_out.c b/net/decnet/dn_nsp_out.c
index a1779de..00f2ed7 100644
--- a/net/decnet/dn_nsp_out.c
+++ b/net/decnet/dn_nsp_out.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
 /*
  * DECnet       An implementation of the DECnet protocol suite for the LINUX
  *              operating system.  DECnet is implemented using the  BSD Socket
@@ -26,15 +27,6 @@
 /******************************************************************************
     (c) 1995-1998 E.M. Serrat		emserrat@geocities.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
-    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/errno.h>
diff --git a/net/decnet/dn_route.c b/net/decnet/dn_route.c
index 6645847..aea9181 100644
--- a/net/decnet/dn_route.c
+++ b/net/decnet/dn_route.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
 /*
  * DECnet       An implementation of the DECnet protocol suite for the LINUX
  *              operating system.  DECnet is implemented using the  BSD Socket
@@ -44,15 +45,6 @@
 /******************************************************************************
     (c) 1995-1998 E.M. Serrat		emserrat@geocities.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
-    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/errno.h>