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Initialize pointers to NULL to avoid accidentally free(9)'ing garbage.

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Should address the panic reported by Alan Bueno in PR # 44042. The root
cause (an empty _DOD) is yet to be determined.
This commit is contained in:
jruoho 2010-11-04 20:08:12 +00:00
parent f8a3e97e40
commit 01720ae0de
1 changed files with 4 additions and 2 deletions
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6
sys/dev/acpi/acpi_display.c
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@ -1,4 +1,4 @@
/* $NetBSD: acpi_display.c,v 1.5 2010/10/29 09:04:38 gsutre Exp $ */
/* $NetBSD: acpi_display.c,v 1.6 2010/11/04 20:08:12 jruoho Exp $ */
/*-
* Copyright (c) 2010 The NetBSD Foundation, Inc.
@ -66,7 +66,7 @@
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: acpi_display.c,v 1.5 2010/10/29 09:04:38 gsutre Exp $");
__KERNEL_RCSID(0, "$NetBSD: acpi_display.c,v 1.6 2010/11/04 20:08:12 jruoho Exp $");
#include <sys/param.h>
#include <sys/device.h>
@ -1416,6 +1416,7 @@ acpidisp_init_odinfo(const struct acpidisp_vga_softc *asc)
return NULL;
oi = NULL;
pkg = NULL;
rv = acpidisp_eval_package(hdl, "_DOD", &pkg, 1);
if (ACPI_FAILURE(rv))
@ -1600,6 +1601,7 @@ acpidisp_init_brctl(const struct acpidisp_out_softc *osc)
return NULL;
bc = NULL;
pkg = NULL;
rv = acpidisp_eval_package(hdl, "_BCL", &pkg, 2);
if (ACPI_FAILURE(rv))