Module Name:    src
Committed By:   nat
Date:           Tue Feb  7 02:05:27 UTC 2017

Modified Files:
        src/sys/dev: audio.c

Log Message:
Ensure the vc block size is set before call to set defaults.

It should address PR kern/51746 Panics from audio.


To generate a diff of this commit:
cvs rdiff -u -r1.300 -r1.301 src/sys/dev/audio.c

Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.

Modified files:

Index: src/sys/dev/audio.c
diff -u src/sys/dev/audio.c:1.300 src/sys/dev/audio.c:1.301
--- src/sys/dev/audio.c:1.300	Fri Feb  3 20:13:52 2017
+++ src/sys/dev/audio.c	Tue Feb  7 02:05:26 2017
@@ -1,4 +1,4 @@
-/*	$NetBSD: audio.c,v 1.300 2017/02/03 20:13:52 nat Exp $	*/
+/*	$NetBSD: audio.c,v 1.301 2017/02/07 02:05:26 nat Exp $	*/
 
 /*-
  * Copyright (c) 2016 Nathanial Sloss <nathanialsl...@yahoo.com.au>
@@ -148,7 +148,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: audio.c,v 1.300 2017/02/03 20:13:52 nat Exp $");
+__KERNEL_RCSID(0, "$NetBSD: audio.c,v 1.301 2017/02/07 02:05:26 nat Exp $");
 
 #include "audio.h"
 #if NAUDIO > 0
@@ -1963,6 +1963,9 @@ audio_open(dev_t dev, struct audio_softc
 		mode |= AUMODE_PLAY | AUMODE_PLAY_ALL;
 	}
 
+	vc->sc_mrr.blksize = sc->sc_vchan[0]->sc_mrr.blksize;
+	vc->sc_mpr.blksize = sc->sc_vchan[0]->sc_mpr.blksize;
+
 	/*
 	 * Multiplex device: /dev/audio (MU-Law) and /dev/sound (linear)
 	 * The /dev/audio is always (re)set to 8-bit MU-Law mono

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