[PATCH 02/10] mISDN: Replace GPL notice boilerplate with SPDX identifier

[Bagas Sanjaya <bagasdotme@gmail.com>]

Replace unversioned GPL notice boilerplate on dsp_* with SPDX identifier
for GPL 1.0+. These files missed previous SPDX conversion batches
due to not specifying GPL version.

Cc: Stephen Hemminger <stephen@networkplumber.org>
Signed-off-by: Bagas Sanjaya <bagasdotme@gmail.com>
---
 drivers/isdn/mISDN/dsp_audio.c    | 4 +---
 drivers/isdn/mISDN/dsp_blowfish.c | 4 +---
 drivers/isdn/mISDN/dsp_cmx.c      | 4 +---
 drivers/isdn/mISDN/dsp_core.c     | 3 +--
 drivers/isdn/mISDN/dsp_dtmf.c     | 4 +---
 drivers/isdn/mISDN/dsp_tones.c    | 4 +---
 6 files changed, 6 insertions(+), 17 deletions(-)

diff --git a/drivers/isdn/mISDN/dsp_audio.c b/drivers/isdn/mISDN/dsp_audio.c
index bbef98e7a16efb..869c3a7d92a981 100644
--- a/drivers/isdn/mISDN/dsp_audio.c
+++ b/drivers/isdn/mISDN/dsp_audio.c
@@ -1,12 +1,10 @@
+/* SPDX-License-Identifier: GPL-1.0-or-later */
 /*
  * Audio support data for mISDN_dsp.
  *
  * Copyright 2002/2003 by Andreas Eversberg (jolly@eversberg.eu)
  * Rewritten by Peter
  *
- * This software may be used and distributed according to the terms
- * of the GNU General Public License, incorporated herein by reference.
- *
  */
 
 #include <linux/delay.h>
diff --git a/drivers/isdn/mISDN/dsp_blowfish.c b/drivers/isdn/mISDN/dsp_blowfish.c
index 0aa572f3858da7..bd83aacf9ffd96 100644
--- a/drivers/isdn/mISDN/dsp_blowfish.c
+++ b/drivers/isdn/mISDN/dsp_blowfish.c
@@ -1,11 +1,9 @@
+/* SPDX-License-Identifier: GPL-1.0-or-later */
 /*
  * Blowfish encryption/decryption for mISDN_dsp.
  *
  * Copyright Andreas Eversberg (jolly@eversberg.eu)
  *
- * This software may be used and distributed according to the terms
- * of the GNU General Public License, incorporated herein by reference.
- *
  */
 
 #include <linux/mISDNif.h>
diff --git a/drivers/isdn/mISDN/dsp_cmx.c b/drivers/isdn/mISDN/dsp_cmx.c
index 357b87592eb48c..b9b3fbb5791121 100644
--- a/drivers/isdn/mISDN/dsp_cmx.c
+++ b/drivers/isdn/mISDN/dsp_cmx.c
@@ -1,11 +1,9 @@
+/* SPDX-License-Identifier: GPL-1.0-or-later */
 /*
  * Audio crossconnecting/conferrencing (hardware level).
  *
  * Copyright 2002 by Andreas Eversberg (jolly@eversberg.eu)
  *
- * This software may be used and distributed according to the terms
- * of the GNU General Public License, incorporated herein by reference.
- *
  */
 
 /*
diff --git a/drivers/isdn/mISDN/dsp_core.c b/drivers/isdn/mISDN/dsp_core.c
index 386084530c2f85..800ad56d21285e 100644
--- a/drivers/isdn/mISDN/dsp_core.c
+++ b/drivers/isdn/mISDN/dsp_core.c
@@ -1,10 +1,9 @@
+/* SPDX-License-Identifier: GPL-1.0-or-later */
 /*
  * Author       Andreas Eversberg (jolly@eversberg.eu)
  * Based on source code structure by
  *		Karsten Keil (keil@isdn4linux.de)
  *
- *		This file is (c) under GNU PUBLIC LICENSE
- *
  * Thanks to    Karsten Keil (great drivers)
  *              Cologne Chip (great chips)
  *
diff --git a/drivers/isdn/mISDN/dsp_dtmf.c b/drivers/isdn/mISDN/dsp_dtmf.c
index 642f30be5ce249..baf69d585afe00 100644
--- a/drivers/isdn/mISDN/dsp_dtmf.c
+++ b/drivers/isdn/mISDN/dsp_dtmf.c
@@ -1,12 +1,10 @@
+/* SPDX-License-Identifier: GPL-1.0-or-later */
 /*
  * DTMF decoder.
  *
  * Copyright            by Andreas Eversberg (jolly@eversberg.eu)
  *			based on different decoders such as ISDN4Linux
  *
- * This software may be used and distributed according to the terms
- * of the GNU General Public License, incorporated herein by reference.
- *
  */
 
 #include <linux/mISDNif.h>
diff --git a/drivers/isdn/mISDN/dsp_tones.c b/drivers/isdn/mISDN/dsp_tones.c
index 8389e2105cdcf6..becfb1dd60d631 100644
--- a/drivers/isdn/mISDN/dsp_tones.c
+++ b/drivers/isdn/mISDN/dsp_tones.c
@@ -1,11 +1,9 @@
+/* SPDX-License-Identifier: GPL-1.0-or-later */
 /*
  * Audio support data for ISDN4Linux.
  *
  * Copyright Andreas Eversberg (jolly@eversberg.eu)
  *
- * This software may be used and distributed according to the terms
- * of the GNU General Public License, incorporated herein by reference.
- *
  */
 
 #include <linux/gfp.h>
-- 
An old man doll... just what I always wanted! - Clara