From: Pavel Machek <pavel@ucw.cz>
Date: Tue, 15 Aug 2006 05:37:22 +0000 (-0700)
Subject: ACPI: fix boot with acpi=off
X-Git-Tag: v2.6.18-rc5~75^3~7
X-Git-Url: https://openfabrics.org/gitweb/?a=commitdiff_plain;h=4d8316d5ea4dcf0bf15d8a06d539ed7c99e9cfbe;p=~shefty%2Frdma-dev.git

ACPI: fix boot with acpi=off

Fix acpi_ac/battery boot with acpi=off

Signed-off-by: Pavel Machek <pavel@suse.cz>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Len Brown <len.brown@intel.com>
---

diff --git a/drivers/acpi/ac.c b/drivers/acpi/ac.c
index 96309b9660d..11abc7bf777 100644
--- a/drivers/acpi/ac.c
+++ b/drivers/acpi/ac.c
@@ -285,6 +285,8 @@ static int __init acpi_ac_init(void)
 {
 	int result;
 
+	if (acpi_disabled)
+		return -ENODEV;
 
 	acpi_ac_dir = acpi_lock_ac_dir();
 	if (!acpi_ac_dir)
diff --git a/drivers/acpi/battery.c b/drivers/acpi/battery.c
index 6e5221707d9..9810e2a55d0 100644
--- a/drivers/acpi/battery.c
+++ b/drivers/acpi/battery.c
@@ -757,6 +757,9 @@ static int __init acpi_battery_init(void)
 {
 	int result;
 
+	if (acpi_disabled)
+		return -ENODEV;
+
 	acpi_battery_dir = acpi_lock_battery_dir();
 	if (!acpi_battery_dir)
 		return -ENODEV;