[PATCH v3] net: ntb_netdev: add SPDX tag and remove boilerplate license text

[Oskar Ray-Frayssinet <rayfraytech@gmail.com>]

Add SPDX-License-Identifier tag to reflect the dual
GPL-2.0-only/BSD-3-Clause license, remove the redundant
boilerplate license text, and keep the driver description
and contact information.

Signed-off-by: Oskar Ray-Frayssinet <rayfraytech@gmail.com>
Acked-by: Dave Jiang <dave.jiang@intel.com>
---
v3: Keep driver description and contact information as
    suggested by Dave Jiang
v2: Also remove redundant boilerplate license text as
    suggested by Stephen Hemminger
v1: Add SPDX-License-Identifier tag only

 drivers/net/ntb_netdev.c | 44 +---------------------------------------
 1 file changed, 1 insertion(+), 43 deletions(-)

diff --git a/drivers/net/ntb_netdev.c b/drivers/net/ntb_netdev.c
index fbeae05817e9..48482b18c73e 100644
--- a/drivers/net/ntb_netdev.c
+++ b/drivers/net/ntb_netdev.c
@@ -1,47 +1,5 @@
+// SPDX-License-Identifier: GPL-2.0-only OR BSD-3-Clause
 /*
- * This file is provided under a dual BSD/GPLv2 license.  When using or
- *   redistributing this file, you may do so under either license.
- *
- *   GPL LICENSE SUMMARY
- *
- *   Copyright(c) 2012 Intel Corporation. All rights reserved.
- *   Copyright (C) 2015 EMC Corporation. All Rights Reserved.
- *
- *   This program is free software; you can redistribute it and/or modify
- *   it under the terms of version 2 of the GNU General Public License as
- *   published by the Free Software Foundation.
- *
- *   BSD LICENSE
- *
- *   Copyright(c) 2012 Intel Corporation. All rights reserved.
- *   Copyright (C) 2015 EMC Corporation. All Rights Reserved.
- *
- *   Redistribution and use in source and binary forms, with or without
- *   modification, are permitted provided that the following conditions
- *   are met:
- *
- *     * Redistributions of source code must retain the above copyright
- *       notice, this list of conditions and the following disclaimer.
- *     * Redistributions in binary form must reproduce the above copy
- *       notice, this list of conditions and the following disclaimer in
- *       the documentation and/or other materials provided with the
- *       distribution.
- *     * Neither the name of Intel Corporation nor the names of its
- *       contributors may be used to endorse or promote products derived
- *       from this software without specific prior written permission.
- *
- *   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS 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 COPYRIGHT
- *   OWNER 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.
- *
  * PCIe NTB Network Linux driver
  *
  * Contact Information:
-- 
2.43.0