diff options
| -rw-r--r-- | drivers/acpi/battery.c | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/drivers/acpi/battery.c b/drivers/acpi/battery.c index d4dc4d19a2fd..aed4a37da03e 100644 --- a/drivers/acpi/battery.c +++ b/drivers/acpi/battery.c @@ -1225,8 +1225,14 @@ static int acpi_battery_add(struct acpi_device *device) strscpy(acpi_device_name(device), ACPI_BATTERY_DEVICE_NAME); strscpy(acpi_device_class(device), ACPI_BATTERY_CLASS); device->driver_data = battery; - devm_mutex_init(&device->dev, &battery->lock); - devm_mutex_init(&device->dev, &battery->sysfs_lock); + result = devm_mutex_init(&device->dev, &battery->lock); + if (result) + return result; + + result = devm_mutex_init(&device->dev, &battery->sysfs_lock); + if (result) + return result; + if (acpi_has_method(battery->device->handle, "_BIX")) set_bit(ACPI_BATTERY_XINFO_PRESENT, &battery->flags); |