if wantID == "" {
		return nil
	}
	id, err := p.storage.GetDiskID()
	if err != nil {
		return err
	}
	if id != wantID {
		return fmt.Errorf("disk ID %s does not match. disk reports %s", wantID, id)
	}
	return nil
}

// diskHealthCheckOK will check if the provided error is nil
// and update disk status if good.
// For convenience a bool is returned to indicate any error state