[PATCH] sound: usb: Add SPDX id to midi.c

[Tim Bird <tim.bird@sony.com>]

Add an SPDX-License-Identifier line to sound/usb/midi.c
Use the 'Ladisch' BSD variant (BSD-variant1) as part of the OR for the
license id.

Signed-off-by: Tim Bird <tim.bird@sony.com>
---
 sound/usb/midi.c | 27 +--------------------------
 1 file changed, 1 insertion(+), 26 deletions(-)

diff --git a/sound/usb/midi.c b/sound/usb/midi.c
index dd8249e75970..44546f027941 100644
--- a/sound/usb/midi.c
+++ b/sound/usb/midi.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later OR LicenseRef-BSD-variant1
 /*
  * usbmidi.c - ALSA USB MIDI driver
  *
@@ -7,32 +8,6 @@
  * Based on the OSS usb-midi driver by NAGANO Daisuke,
  *          NetBSD's umidi driver by Takuya SHIOZAKI,
  *          the "USB Device Class Definition for MIDI Devices" by Roland
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- *    notice, this list of conditions, and the following disclaimer,
- *    without modification.
- * 2. The name of the author may not be used to endorse or promote products
- *    derived from this software without specific prior written permission.
- *
- * Alternatively, this software may be distributed and/or modified 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 SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR
- * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
  */
 
 #include <linux/kernel.h>
-- 
2.43.0