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Merge branch 'battery' into release

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This commit is contained in:
Len Brown 2011-08-05 22:16:42 -04:00
commit 5389102e23
1 changed files with 7 additions and 3 deletions
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10
drivers/acpi/battery.c
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@ -99,6 +99,7 @@ enum {
struct acpi_battery {
struct mutex lock;
struct mutex sysfs_lock;
struct power_supply bat;
struct acpi_device *device;
struct notifier_block pm_nb;
@ -573,16 +574,16 @@ static int sysfs_add_battery(struct acpi_battery *battery)
static void sysfs_remove_battery(struct acpi_battery *battery)
{
mutex_lock(&battery->lock);
mutex_lock(&battery->sysfs_lock);
if (!battery->bat.dev) {
mutex_unlock(&battery->lock);
mutex_unlock(&battery->sysfs_lock);
return;
}
device_remove_file(battery->bat.dev, &alarm_attr);
power_supply_unregister(&battery->bat);
battery->bat.dev = NULL;
mutex_unlock(&battery->lock);
mutex_unlock(&battery->sysfs_lock);
}
/*
@ -982,6 +983,7 @@ static int acpi_battery_add(struct acpi_device *device)
strcpy(acpi_device_class(device), ACPI_BATTERY_CLASS);
device->driver_data = battery;
mutex_init(&battery->lock);
mutex_init(&battery->sysfs_lock);
if (ACPI_SUCCESS(acpi_get_handle(battery->device->handle,
"_BIX", &handle)))
set_bit(ACPI_BATTERY_XINFO_PRESENT, &battery->flags);
@ -1010,6 +1012,7 @@ static int acpi_battery_add(struct acpi_device *device)
fail:
sysfs_remove_battery(battery);
mutex_destroy(&battery->lock);
mutex_destroy(&battery->sysfs_lock);
kfree(battery);
return result;
}
@ -1027,6 +1030,7 @@ static int acpi_battery_remove(struct acpi_device *device, int type)
#endif
sysfs_remove_battery(battery);
mutex_destroy(&battery->lock);
mutex_destroy(&battery->sysfs_lock);
kfree(battery);
return 0;
}