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batman-adv: add bat_neigh_free API 

This API has to be used to let any routing protocol free
neighbor specific allocated resources

Signed-off-by: Antonio Quartulli <antonio@open-mesh.com>
Signed-off-by: Marek Lindner <mareklindner@neomailbox.ch>
This commit is contained in:
Antonio Quartulli 2015-03-01 00:50:17 +08:00 committed by Antonio Quartulli
parent 6f70eb7552
commit bcef1f3c49
2 changed files with 10 additions and 0 deletions
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6
net/batman-adv/originator.c
View File

@ -197,13 +197,19 @@ static void batadv_neigh_node_free_rcu(struct rcu_head *rcu)
struct hlist_node *node_tmp;
struct batadv_neigh_node *neigh_node;
struct batadv_neigh_ifinfo *neigh_ifinfo;
struct batadv_algo_ops *bao;
neigh_node = container_of(rcu, struct batadv_neigh_node, rcu);
bao = neigh_node->orig_node->bat_priv->bat_algo_ops;
hlist_for_each_entry_safe(neigh_ifinfo, node_tmp,
&neigh_node->ifinfo_list, list) {
batadv_neigh_ifinfo_free_ref_now(neigh_ifinfo);
}
if (bao->bat_neigh_free)
bao->bat_neigh_free(neigh_node);
batadv_hardif_free_ref_now(neigh_node->if_incoming);
kfree(neigh_node);

4
net/batman-adv/types.h
View File

@ -1121,6 +1121,8 @@ struct batadv_forw_packet {
* @bat_neigh_is_equiv_or_better: check if neigh1 is equally good or better
* than neigh2 for their respective outgoing interface from the metric
* prospective
* @bat_neigh_free: free the resources allocated by the routing algorithm for a
* neigh_node object
* @bat_orig_print: print the originator table (optional)
* @bat_orig_free: free the resources allocated by the routing algorithm for an
* orig_node object
@ -1138,6 +1140,7 @@ struct batadv_algo_ops {
void (*bat_primary_iface_set)(struct batadv_hard_iface *hard_iface);
void (*bat_ogm_schedule)(struct batadv_hard_iface *hard_iface);
void (*bat_ogm_emit)(struct batadv_forw_packet *forw_packet);
/* neigh_node handling API */
int (*bat_neigh_cmp)(struct batadv_neigh_node *neigh1,
struct batadv_hard_iface *if_outgoing1,
struct batadv_neigh_node *neigh2,
@ -1147,6 +1150,7 @@ struct batadv_algo_ops {
struct batadv_hard_iface *if_outgoing1,
struct batadv_neigh_node *neigh2,
struct batadv_hard_iface *if_outgoing2);
void (*bat_neigh_free)(struct batadv_neigh_node *neigh);
/* orig_node handling API */
void (*bat_orig_print)(struct batadv_priv *priv, struct seq_file *seq,
struct batadv_hard_iface *hard_iface);