static int __init quickstart_init(void)
{
int ret;
- acpi_status status = 0;
/* ACPI Check */
if (acpi_disabled)
return -ENODEV;
/* ACPI driver register */
- status = acpi_bus_register_driver(&quickstart_acpi_driver);
- if (status < 0)
- return -ENODEV;
+ ret = acpi_bus_register_driver(&quickstart_acpi_driver);
+ if (ret)
+ return ret;
/* If existing bus with no devices */
if (!quickstart_data.btn_lst) {