add: h->chain_iterator_cur->num_rules--;
context: static int __iptcc_p_del_policy(TC_HANDLE_T h, unsigned int num){	if (h->chain_iterator_cur) {		/* policy rule is last rule */		struct rule_head *pr = (struct rule_head *)			h->chain_iterator_cur->rules.prev;		/* save verdict */		h->chain_iterator_cur->verdict = 			*(int *)GET_TARGET(pr->entry)->data;		/* save counter and counter_map information */		h->chain_iterator_cur->counter_map.maptype = 						COUNTER_MAP_NORMAL_MAP;		h->chain_iterator_cur->counter_map.mappos = num-1;		memcpy(&h->chain_iterator_cur->counters, &pr->entry->counters, 			sizeof(h->chain_iterator_cur->counters));		/* foot_offset points to verdict rule */		h->chain_iterator_cur->foot_index = num;		h->chain_iterator_cur->foot_offset = pr->offset;		/* delete rule from cache */		iptcc_delete_rule(pr);		return 1;	}	return 0;}