From: Alexey Starikovskiy <astarikovskiy@suse.de>
Date: Mon, 22 Dec 2008 23:44:54 +0000 (+0300)
Subject: Newly inserted battery might differ from one just removed, so
X-Git-Tag: v2.6.29-rc1~34^2~8^2
X-Git-Url: http://pilppa.com/gitweb/?a=commitdiff_plain;h=50b178512b7d6e7724f87459f6bd06504c9c2da1;p=linux-2.6-omap-h63xx.git

Newly inserted battery might differ from one just removed, so
update of battery info fields is required.

Signed-off-by: Alexey Starikovskiy <astarikovskiy@suse.de>
Acked-by: Andy Neitzke <neitzke@ias.edu>

Signed-off-by: Alexey Starikovskiy <astarikovskiy <at> suse.de>
Signed-off-by: Len Brown <len.brown@intel.com>
---

diff --git a/drivers/acpi/battery.c b/drivers/acpi/battery.c
index 1423b0c0cd2..65132f92045 100644
--- a/drivers/acpi/battery.c
+++ b/drivers/acpi/battery.c
@@ -471,7 +471,7 @@ static void sysfs_remove_battery(struct acpi_battery *battery)
 
 static int acpi_battery_update(struct acpi_battery *battery)
 {
-	int result;
+	int result, old_present = acpi_battery_present(battery);
 	result = acpi_battery_get_status(battery);
 	if (result)
 		return result;
@@ -482,7 +482,8 @@ static int acpi_battery_update(struct acpi_battery *battery)
 		return 0;
 	}
 #endif
-	if (!battery->update_time) {
+	if (!battery->update_time ||
+	    old_present != acpi_battery_present(battery)) {
 		result = acpi_battery_get_info(battery);
 		if (result)
 			return result;