- status = acpi_get_parent(handle, &phandle);
- if (ACPI_FAILURE(status)) {
- pr_warn(PREFIX "Cannot find acpi parent\n");
- return -EINVAL;
- }
-
- /* Get the parent device */
- result = acpi_bus_get_device(phandle, &pdevice);
- if (result) {
- pr_warn(PREFIX "Cannot get acpi bus device\n");
- return -EINVAL;
- }