net: ethernet: 8390: Convert unversioned GPL notice to SPDX license identifier

Replace boilerplate notice for unversioned GPL to SPDX tag for GPL 1.0+.
For ne2k-pci.c, only add SPDX tag and keep the boilerplate instead,
since the boilerplate notes that it must be preserved.

Cc: David A. Hinds <dahinds@users.sourceforge.net>
Cc: Donald Becker <becker@scyld.com>
Cc: Alan Cox <alan@linux.intel.com>
Cc: Geert Uytterhoeven <geert@linux-m68k.org>
Cc: Richard Fontana <rfontana@redhat.com>
Signed-off-by: Bagas Sanjaya <bagasdotme@gmail.com>
Signed-off-by: Paolo Abeni <pabeni@redhat.com>

drivers/net/ethernet/8390/8390.h

+/* SPDX-License-Identifier: GPL-1.0+ */
+
 /* Generic NS8390 register definitions. */
 
 /* This file is part of Donald Becker's 8390 drivers, and is distributed

drivers/net/ethernet/8390/axnet_cs.c

+// SPDX-License-Identifier: GPL-1.0+
+
 /*======================================================================
 
     A PCMCIA ethernet driver for Asix AX88190-based cards
@@ -17,9 +19,7 @@
 
     Written 1992,1993 by Donald Becker.
     Copyright 1993 United States Government as represented by the
-    Director, National Security Agency.  This software may be used and
-    distributed according to the terms of the GNU General Public License,
-    incorporated herein by reference.
+    Director, National Security Agency.
     Donald Becker may be reached at becker@scyld.com
 
 ======================================================================*/

drivers/net/ethernet/8390/lib8390.c

+// SPDX-License-Identifier: GPL-1.0+
+
 /* 8390.c: A general NS8390 ethernet driver core for linux. */
 /*
 	Written 1992-94 by Donald Becker.
@@ -5,9 +7,6 @@
 	Copyright 1993 United States Government as represented by the
 	Director, National Security Agency.
 
-	This software may be used and distributed according to the terms
-	of the GNU General Public License, incorporated herein by reference.
-
 	The author may be reached as becker@scyld.com, or C/O
 	Scyld Computing Corporation
 	410 Severn Ave., Suite 210

drivers/net/ethernet/8390/mac8390.c

+// SPDX-License-Identifier: GPL-1.0+
 /* mac8390.c: New driver for 8390-based Nubus (or Nubus-alike)
    Ethernet cards on Linux */
 /* Based on the former daynaport.c driver, by Alan Cox.  Some code
    taken from or inspired by skeleton.c by Donald Becker, acenic.c by
-   Jes Sorensen, and ne2k-pci.c by Donald Becker and Paul Gortmaker.
-
-   This software may be used and distributed according to the terms of
-   the GNU Public License, incorporated herein by reference.  */
+   Jes Sorensen, and ne2k-pci.c by Donald Becker and Paul Gortmaker. */
 
 /* 2000-02-28: support added for Dayna and Kinetics cards by
    A.G.deWijn@phys.uu.nl */

drivers/net/ethernet/8390/ne.c

+// SPDX-License-Identifier: GPL-1.0+
 /* ne.c: A general non-shared-memory NS8390 ethernet driver for linux. */
 /*
     Written 1992-94 by Donald Becker.
@@ -5,9 +6,6 @@
     Copyright 1993 United States Government as represented by the
     Director, National Security Agency.
 
-    This software may be used and distributed according to the terms
-    of the GNU General Public License, incorporated herein by reference.
-
     The author may be reached as becker@scyld.com, or C/O
     Scyld Computing Corporation, 410 Severn Ave., Suite 210, Annapolis MD 21403
 

drivers/net/ethernet/8390/ne2k-pci.c

+// SPDX-License-Identifier: GPL-1.0+
 /* A Linux device driver for PCI NE2000 clones.
  *
  * Authors and other copyright holders:

drivers/net/ethernet/8390/pcnet_cs.c

+// SPDX-License-Identifier: GPL-1.0+
 /*======================================================================
 
     A PCMCIA ethernet driver for NS8390-based cards
@@ -17,9 +18,7 @@
 
     Written 1992,1993 by Donald Becker.
     Copyright 1993 United States Government as represented by the
-    Director, National Security Agency.  This software may be used and
-    distributed according to the terms of the GNU General Public License,
-    incorporated herein by reference.
+    Director, National Security Agency.
     Donald Becker may be reached at becker@scyld.com
 
     Based also on Keith Moore's changes to Don Becker's code, for IBM

drivers/net/ethernet/8390/smc-ultra.c

+// SPDX-License-Identifier: GPL-1.0+
 /* smc-ultra.c: A SMC Ultra ethernet driver for linux. */
 /*
 	This is a driver for the SMC Ultra and SMC EtherEZ ISA ethercards.
@@ -7,9 +8,6 @@
 	Copyright 1993 United States Government as represented by the
 	Director, National Security Agency.
 
-	This software may be used and distributed according to the terms
-	of the GNU General Public License, incorporated herein by reference.
-
 	The author may be reached as becker@scyld.com, or C/O
 	Scyld Computing Corporation
 	410 Severn Ave., Suite 210

drivers/net/ethernet/8390/wd.c

+// SPDX-License-Identifier: GPL-1.0+
 /* wd.c: A WD80x3 ethernet driver for linux. */
 /*
 	Written 1993-94 by Donald Becker.
@@ -5,9 +6,6 @@
 	Copyright 1993 United States Government as represented by the
 	Director, National Security Agency.
 
-	This software may be used and distributed according to the terms
-	of the GNU General Public License, incorporated herein by reference.
-
 	The author may be reached as becker@scyld.com, or C/O
 	Scyld Computing Corporation
 	410 Severn Ave., Suite 210