233 	struct batadv_nc_path *nc_path;  in batadv_nc_path_release()  local
235 	nc_path = container_of(ref, struct batadv_nc_path, refcount);  in batadv_nc_path_release()
237 	kfree_rcu(nc_path, rcu);  in batadv_nc_path_release()
245 static void batadv_nc_path_put(struct batadv_nc_path *nc_path)  in batadv_nc_path_put()  argument
247 	kref_put(&nc_path->refcount, batadv_nc_path_release);  in batadv_nc_path_put()
263 	batadv_nc_path_put(nc_packet->nc_path);  in batadv_nc_packet_free()
291 					      struct batadv_nc_path *nc_path)  in batadv_nc_to_purge_nc_path_coding()  argument
299 	return batadv_has_timed_out(nc_path->last_valid,  in batadv_nc_to_purge_nc_path_coding()
312 						struct batadv_nc_path *nc_path)  in batadv_nc_to_purge_nc_path_decoding()  argument
320 	return batadv_has_timed_out(nc_path->last_valid,  in batadv_nc_to_purge_nc_path_decoding()
432 	struct batadv_nc_path *nc_path;  in batadv_nc_purge_paths()  local
442 		hlist_for_each_entry_safe(nc_path, node_tmp, head, hash_entry) {  in batadv_nc_purge_paths()
446 			if (to_purge && !to_purge(bat_priv, nc_path))  in batadv_nc_purge_paths()
454 			if (!unlikely(list_empty(&nc_path->packet_list))) {  in batadv_nc_purge_paths()
458 							 nc_path->prev_hop,  in batadv_nc_purge_paths()
459 							 nc_path->next_hop);  in batadv_nc_purge_paths()
466 				   nc_path->prev_hop, nc_path->next_hop);  in batadv_nc_purge_paths()
467 			hlist_del_rcu(&nc_path->hash_entry);  in batadv_nc_purge_paths()
468 			batadv_nc_path_put(nc_path);  in batadv_nc_purge_paths()
496 	const struct batadv_nc_path *nc_path = data;  in batadv_nc_hash_choose()  local
499 	hash = jhash(&nc_path->prev_hop, sizeof(nc_path->prev_hop), hash);  in batadv_nc_hash_choose()
500 	hash = jhash(&nc_path->next_hop, sizeof(nc_path->next_hop), hash);  in batadv_nc_hash_choose()
543 	struct batadv_nc_path *nc_path, *nc_path_tmp = NULL;  in batadv_nc_hash_find()  local
553 	hlist_for_each_entry_rcu(nc_path, head, hash_entry) {  in batadv_nc_hash_find()
554 		if (!batadv_nc_hash_compare(&nc_path->hash_entry, data))  in batadv_nc_hash_find()
557 		if (!kref_get_unless_zero(&nc_path->refcount))  in batadv_nc_hash_find()
560 		nc_path_tmp = nc_path;  in batadv_nc_hash_find()
593 				    struct batadv_nc_path *nc_path,  in batadv_nc_sniffed_purge()  argument
599 	lockdep_assert_held(&nc_path->packet_list_lock);  in batadv_nc_sniffed_purge()
632 				struct batadv_nc_path *nc_path,  in batadv_nc_fwd_flush()  argument
637 	lockdep_assert_held(&nc_path->packet_list_lock);  in batadv_nc_fwd_flush()
674 	struct batadv_nc_path *nc_path;  in batadv_nc_process_nc_paths()  local
687 		hlist_for_each_entry_rcu(nc_path, head, hash_entry) {  in batadv_nc_process_nc_paths()
689 			spin_lock_bh(&nc_path->packet_list_lock);  in batadv_nc_process_nc_paths()
691 						 &nc_path->packet_list, list) {  in batadv_nc_process_nc_paths()
692 				ret = process_fn(bat_priv, nc_path, nc_packet);  in batadv_nc_process_nc_paths()
696 			spin_unlock_bh(&nc_path->packet_list_lock);  in batadv_nc_process_nc_paths()
958 	struct batadv_nc_path *nc_path, nc_path_key;  in batadv_nc_get_path()  local
963 	nc_path = batadv_nc_hash_find(hash, (void *)&nc_path_key);  in batadv_nc_get_path()
965 	if (nc_path) {  in batadv_nc_get_path()
967 		nc_path->last_valid = jiffies;  in batadv_nc_get_path()
968 		return nc_path;  in batadv_nc_get_path()
972 	nc_path = kzalloc(sizeof(*nc_path), GFP_ATOMIC);  in batadv_nc_get_path()
974 	if (!nc_path)  in batadv_nc_get_path()
978 	INIT_LIST_HEAD(&nc_path->packet_list);  in batadv_nc_get_path()
979 	spin_lock_init(&nc_path->packet_list_lock);  in batadv_nc_get_path()
980 	kref_init(&nc_path->refcount);  in batadv_nc_get_path()
981 	nc_path->last_valid = jiffies;  in batadv_nc_get_path()
982 	ether_addr_copy(nc_path->next_hop, dst);  in batadv_nc_get_path()
983 	ether_addr_copy(nc_path->prev_hop, src);  in batadv_nc_get_path()
986 		   nc_path->prev_hop,  in batadv_nc_get_path()
987 		   nc_path->next_hop);  in batadv_nc_get_path()
990 	kref_get(&nc_path->refcount);  in batadv_nc_get_path()
993 				     &nc_path->hash_entry);  in batadv_nc_get_path()
996 		kfree(nc_path);  in batadv_nc_get_path()
1000 	return nc_path;  in batadv_nc_get_path()
1103 		first_source = nc_packet->nc_path->prev_hop;  in batadv_nc_code_packets()
1116 		second_source = nc_packet->nc_path->prev_hop;  in batadv_nc_code_packets()
1268 	struct batadv_nc_path *nc_path, nc_path_key;  in batadv_nc_path_search()  local
1284 	hlist_for_each_entry_rcu(nc_path, &hash->table[idx], hash_entry) {  in batadv_nc_path_search()
1285 		if (!batadv_compare_eth(nc_path->prev_hop, in_nc_node->addr))  in batadv_nc_path_search()
1288 		if (!batadv_compare_eth(nc_path->next_hop, out_nc_node->addr))  in batadv_nc_path_search()
1291 		spin_lock_bh(&nc_path->packet_list_lock);  in batadv_nc_path_search()
1292 		if (list_empty(&nc_path->packet_list)) {  in batadv_nc_path_search()
1293 			spin_unlock_bh(&nc_path->packet_list_lock);  in batadv_nc_path_search()
1298 					 &nc_path->packet_list, list) {  in batadv_nc_path_search()
1310 		spin_unlock_bh(&nc_path->packet_list_lock);  in batadv_nc_path_search()
1467 				      struct batadv_nc_path *nc_path,  in batadv_nc_skb_add_to_path()  argument
1482 	nc_packet->nc_path = nc_path;  in batadv_nc_skb_add_to_path()
1485 	spin_lock_bh(&nc_path->packet_list_lock);  in batadv_nc_skb_add_to_path()
1486 	list_add_tail(&nc_packet->list, &nc_path->packet_list);  in batadv_nc_skb_add_to_path()
1487 	spin_unlock_bh(&nc_path->packet_list_lock);  in batadv_nc_skb_add_to_path()
1506 	struct batadv_nc_path *nc_path;  in batadv_nc_skb_forward()  local
1526 	nc_path = batadv_nc_get_path(bat_priv,  in batadv_nc_skb_forward()
1531 	if (!nc_path)  in batadv_nc_skb_forward()
1536 	if (!batadv_nc_skb_add_to_path(skb, nc_path, neigh_node, packet_id))  in batadv_nc_skb_forward()
1543 	batadv_nc_path_put(nc_path);  in batadv_nc_skb_forward()
1559 	struct batadv_nc_path *nc_path;  in batadv_nc_skb_store_for_decoding()  local
1575 	nc_path = batadv_nc_get_path(bat_priv,  in batadv_nc_skb_store_for_decoding()
1580 	if (!nc_path)  in batadv_nc_skb_store_for_decoding()
1596 	if (!batadv_nc_skb_add_to_path(skb, nc_path, NULL, packet_id))  in batadv_nc_skb_store_for_decoding()
1605 	batadv_nc_path_put(nc_path);  in batadv_nc_skb_store_for_decoding()
1740 	struct batadv_nc_path *nc_path, nc_path_key;  in batadv_nc_find_decoding_packet()  local
1763 	hlist_for_each_entry_rcu(nc_path, &hash->table[index], hash_entry) {  in batadv_nc_find_decoding_packet()
1765 		spin_lock_bh(&nc_path->packet_list_lock);  in batadv_nc_find_decoding_packet()
1767 				    &nc_path->packet_list, list) {  in batadv_nc_find_decoding_packet()
1775 		spin_unlock_bh(&nc_path->packet_list_lock);  in batadv_nc_find_decoding_packet()