treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 75

Based on 1 normalized pattern(s):

  derived from gplv2+ licensed source [copyright] [c] [2008]
  [wondermedia] [technologies] [inc] this program is free software you
  can redistribute it and or modify it under the terms of the gnu
  general public license version 2 or at your option any later version
  as published by the free software foundation

extracted by the scancode license scanner the SPDX license identifier

  GPL-2.0-or-later

has been chosen to replace the boilerplate/reference in 1 file(s).

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Richard Fontana <rfontana@redhat.com>
Reviewed-by: Kate Stewart <kstewart@linuxfoundation.org>
Reviewed-by: Allison Randal <allison@lohutok.net>
Cc: linux-spdx@vger.kernel.org
Link: https://lkml.kernel.org/r/20190520071900.028616342@linutronix.de


Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>