===================================================================
@@ -704,13 +704,10 @@ static const struct acpi_device_id serde
static acpi_status acpi_serdev_add_device(acpi_handle handle, u32 level,
void *data, void **return_value)
{
+ struct acpi_device *adev = acpi_fetch_acpi_dev(handle);
struct serdev_controller *ctrl = data;
- struct acpi_device *adev;
- if (acpi_bus_get_device(handle, &adev))
- return AE_OK;
-
- if (acpi_device_enumerated(adev))
+ if (!adev || acpi_device_enumerated(adev))
return AE_OK;
/* Skip if black listed */