Update Linux to v5.4.2

Change-Id: Idf6911045d9d382da2cfe01b1edff026404ac8fd
diff --git a/sound/isa/msnd/msnd.c b/sound/isa/msnd/msnd.c
index 7c3203f..82d0714 100644
--- a/sound/isa/msnd/msnd.c
+++ b/sound/isa/msnd/msnd.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
 /*********************************************************************
  *
  * 2002/06/30 Karsten Wiese:
@@ -19,20 +20,6 @@
  *
  * Copyright (C) 1998 Andrew Veliath
  *
- * 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.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
- *
  ********************************************************************/
 
 #include <linux/kernel.h>
diff --git a/sound/isa/msnd/msnd.h b/sound/isa/msnd/msnd.h
index 80c7187..533d71c 100644
--- a/sound/isa/msnd/msnd.h
+++ b/sound/isa/msnd/msnd.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
 /*********************************************************************
  *
  * msnd.h
@@ -10,20 +11,6 @@
  * Copyright (C) 1998 Andrew Veliath
  * Copyright (C) 1993 Turtle Beach Systems, Inc.
  *
- * 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.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
- *
  ********************************************************************/
 #ifndef __MSND_H
 #define __MSND_H
diff --git a/sound/isa/msnd/msnd_classic.h b/sound/isa/msnd/msnd_classic.h
index f18d5fa..74d2b9a 100644
--- a/sound/isa/msnd/msnd_classic.h
+++ b/sound/isa/msnd/msnd_classic.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
 /*********************************************************************
  *
  * msnd_classic.h
@@ -10,20 +11,6 @@
  * Copyright (C) 1998 Andrew Veliath
  * Copyright (C) 1993 Turtle Beach Systems, Inc.
  *
- * 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.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
- *
  ********************************************************************/
 #ifndef __MSND_CLASSIC_H
 #define __MSND_CLASSIC_H
diff --git a/sound/isa/msnd/msnd_midi.c b/sound/isa/msnd/msnd_midi.c
index 42876b0..7c61caa 100644
--- a/sound/isa/msnd/msnd_midi.c
+++ b/sound/isa/msnd/msnd_midi.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
 /*
  *  Copyright (c) by Jaroslav Kysela <perex@perex.cz>
  *  Copyright (c) 2009 by Krzysztof Helt
@@ -6,22 +7,6 @@
  *  MPU-401 supports UART mode which is not capable generate transmit
  *  interrupts thus output is done via polling. Also, if irq < 0, then
  *  input is done also via polling. Do not expect good performance.
- *
- *
- *   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.
- *
- *   You should have received a copy of the GNU General Public License
- *   along with this program; if not, write to the Free Software
- *   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
- *
  */
 
 #include <linux/io.h>
diff --git a/sound/isa/msnd/msnd_pinnacle.c b/sound/isa/msnd/msnd_pinnacle.c
index 11af9c4..e435ebd 100644
--- a/sound/isa/msnd/msnd_pinnacle.c
+++ b/sound/isa/msnd/msnd_pinnacle.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
 /*********************************************************************
  *
  * Linux multisound pinnacle/fiji driver for ALSA.
@@ -10,7 +11,6 @@
  *	support in alsa, i left all the MSND_CLASSIC tokens in this file.
  *	but for now this untested & undone.
  *
- *
  * ripped from linux kernel 2.4.18 by Karsten Wiese.
  *
  * the following is a copy of the 2.4.18 OSS FREE file-heading comment:
@@ -30,20 +30,6 @@
  *
  * Copyright (C) 1998 Andrew Veliath
  *
- * 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.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
- *
  ********************************************************************/
 
 #include <linux/kernel.h>
diff --git a/sound/isa/msnd/msnd_pinnacle.h b/sound/isa/msnd/msnd_pinnacle.h
index 48318d1..c928d84 100644
--- a/sound/isa/msnd/msnd_pinnacle.h
+++ b/sound/isa/msnd/msnd_pinnacle.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
 /*********************************************************************
  *
  * msnd_pinnacle.h
@@ -10,20 +11,6 @@
  * Copyright (C) 1998 Andrew Veliath
  * Copyright (C) 1993 Turtle Beach Systems, Inc.
  *
- * 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.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
- *
  ********************************************************************/
 #ifndef __MSND_PINNACLE_H
 #define __MSND_PINNACLE_H
diff --git a/sound/isa/msnd/msnd_pinnacle_mixer.c b/sound/isa/msnd/msnd_pinnacle_mixer.c
index b408540..d0770e2 100644
--- a/sound/isa/msnd/msnd_pinnacle_mixer.c
+++ b/sound/isa/msnd/msnd_pinnacle_mixer.c
@@ -1,3 +1,4 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
 /***************************************************************************
 			  msnd_pinnacle_mixer.c  -  description
 			     -------------------
@@ -8,10 +9,6 @@
 
 /***************************************************************************
  *							      		   *
- *   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.				   *
  *									   *
  ***************************************************************************/