check_table_space
error = check_table_space(ch, tc, KIDX_TO_TI(ch, kidx), count);
check_table_space(ch, tc, KIDX_TO_TI(ch, kidx), 0);
check_table_space(ch, tc, KIDX_TO_TI(ch, kidx), 0);
static int check_table_space(struct ip_fw_chain *ch, struct table_config *tc,