common: replace license statements with SPDX-License-Identifiers

For all files in common/ that already have a license text:
  - Replace with appropriate SPDX-License-Identifier
  - Remove empty comment lines around replacement
  - remove comment completely if only thing remaining is name
    of file without description

Reviewed-by: Roland Hieber <rhi@pengutronix.de>
Reviewed-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>
Signed-off-by: Ahmad Fatoum <a.fatoum@pengutronix.de>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>

1 files changed, 1 insertions, 13 deletions

diff --git a/common/hush.c b/common/hush.c
index ec0d5129b7..8a55eaec6a 100644
--- a/common/hush.c
+++ b/common/hush.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
 /* vi: set sw=8 ts=8: */
 /*
  * hush.c -- a prototype Bourne shell grammar parser
@@ -94,19 +95,6 @@
  *
  */
 
-/*
- * 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.
- *
- */
-
 #define pr_fmt(fmt) "hush: " fmt
 
 #include <malloc.h>         /* malloc, free, realloc*/