From 01720ae0de9776a6a78618c3503f9eaf5f120d91 Mon Sep 17 00:00:00 2001
From: jruoho <jruoho@NetBSD.org>
Date: Thu, 4 Nov 2010 20:08:12 +0000
Subject: [PATCH] Initialize pointers to NULL to avoid accidentally free(9)'ing
 garbage. Should address the panic reported by Alan Bueno in PR # 44042. The
 root cause (an empty _DOD) is yet to be determined.

---
 sys/dev/acpi/acpi_display.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/sys/dev/acpi/acpi_display.c b/sys/dev/acpi/acpi_display.c
index c1d056b6f882..a165a106c49a 100644
--- a/sys/dev/acpi/acpi_display.c
+++ b/sys/dev/acpi/acpi_display.c
@@ -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))