FILTER_TYPE_CHAIN
case FILTER_TYPE_CHAIN:
case FILTER_TYPE_CHAIN:
if (fr->filter_type == FILTER_TYPE_CHAIN) {
filter_config->filter_type = FILTER_TYPE_CHAIN;
filter_config->filter_type = FILTER_TYPE_CHAIN;
filter_config->filter_type = FILTER_TYPE_CHAIN;
filter_config->filter_type = FILTER_TYPE_CHAIN;