devpath_to_db_path(udev, devpath_old, filename_old, sizeof(filename_old));
devpath_to_db_path(udev, devpath, filename, sizeof(filename));
devpath_to_db_path(udev, devpath_old, filename_old, sizeof(filename_old));
devpath_to_db_path(udev, devpath, filename, sizeof(filename));