CVS commit: [netbsd-7] src/sys/dev/pci/hdaudio

[Jeff Rizzo]

Module Name:    src
Committed By:   riz
Date:           Wed Nov  4 20:55:48 UTC 2015

Modified Files:
        src/sys/dev/pci/hdaudio [netbsd-7]: hdaudio.c

Log Message:
Pull up following revision(s) (requested by riastradh in ticket #898):
        sys/dev/pci/hdaudio/hdaudio.c: revision 1.2
Initialize dma.dma_sizereg to avoid copying uninitialized data later.
This field is not actually used here -- not clear it should be in
the hdaudio_dma structure at all.
Noted by Coverity, CID 979553.


To generate a diff of this commit:
cvs rdiff -u -r1.22.2.1 -r1.22.2.2 src/sys/dev/pci/hdaudio/hdaudio.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/pci/hdaudio/hdaudio.c
diff -u src/sys/dev/pci/hdaudio/hdaudio.c:1.22.2.1 src/sys/dev/pci/hdaudio/hdaudio.c:1.22.2.2
--- src/sys/dev/pci/hdaudio/hdaudio.c:1.22.2.1	Fri Sep  4 15:07:08 2015
+++ src/sys/dev/pci/hdaudio/hdaudio.c	Wed Nov  4 20:55:48 2015
@@ -1,4 +1,4 @@
-/* $NetBSD: hdaudio.c,v 1.22.2.1 2015/09/04 15:07:08 martin Exp $ */
+/* $NetBSD: hdaudio.c,v 1.22.2.2 2015/11/04 20:55:48 riz Exp $ */
 
 /*
  * Copyright (c) 2009 Precedence Technologies Ltd <supp...@precedence.co.uk>
@@ -30,7 +30,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: hdaudio.c,v 1.22.2.1 2015/09/04 15:07:08 martin Exp $");
+__KERNEL_RCSID(0, "$NetBSD: hdaudio.c,v 1.22.2.2 2015/11/04 20:55:48 riz Exp $");
 
 #include <sys/types.h>
 #include <sys/param.h>
@@ -1027,6 +1027,7 @@ hdaudio_stream_establish(struct hdaudio_
 	int i, err;
 
 	dma.dma_size = sizeof(struct hdaudio_bdl_entry) * HDAUDIO_BDL_MAX;
+	dma.dma_sizereg = 0;
 	err = hdaudio_dma_alloc(sc, &dma, BUS_DMA_COHERENT | BUS_DMA_NOCACHE);
 	if (err)
 		return NULL;