From: Antonio Quartulli antonio@open-mesh.com
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 Signed-off-by: Antonio Quartulli antonio@meshcoding.com --- net/batman-adv/originator.c | 6 ++++++ net/batman-adv/types.h | 4 ++++ 2 files changed, 10 insertions(+)
diff --git a/net/batman-adv/originator.c b/net/batman-adv/originator.c index e3900e4..aa092c3 100644 --- a/net/batman-adv/originator.c +++ b/net/batman-adv/originator.c @@ -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); diff --git a/net/batman-adv/types.h b/net/batman-adv/types.h index c1000c0..336f94b 100644 --- a/net/batman-adv/types.h +++ b/net/batman-adv/types.h @@ -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);