diff options
Diffstat (limited to 'net/batman-adv/originator.c')
| -rw-r--r-- | net/batman-adv/originator.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/net/batman-adv/originator.c b/net/batman-adv/originator.c index 610620aa8d26..f8317c1db427 100644 --- a/net/batman-adv/originator.c +++ b/net/batman-adv/originator.c @@ -461,6 +461,12 @@ batadv_neigh_node_new(struct batadv_hard_iface *hard_iface, if (!neigh_node) goto out; + if (!atomic_inc_not_zero(&hard_iface->refcount)) { + kfree(neigh_node); + neigh_node = NULL; + goto out; + } + INIT_HLIST_NODE(&neigh_node->list); INIT_HLIST_HEAD(&neigh_node->ifinfo_list); spin_lock_init(&neigh_node->ifinfo_lock); |