batman-adv: fix neigh_ifinfo imbalance

The neigh_ifinfo object must be freed if it has been used in
batadv_iv_ogm_process_per_outif().

This is a regression introduced by
89652331c00f43574515059ecbf262d26d885717
("batman-adv: split tq information in neigh_node struct")

Reported-by: Antonio Quartulli <antonio@open-mesh.com>
Signed-off-by: Simon Wunderlich <simon@open-mesh.com>
Signed-off-by: Marek Lindner <mareklindner@neomailbox.ch>
Signed-off-by: Antonio Quartulli <antonio@meshcoding.com>

1 files changed, 2 insertions, 0 deletions

diff --git a/net/batman-adv/bat_iv_ogm.c b/net/batman-adv/bat_iv_ogm.c
index b3bd4ec3fd94..f04224c32005 100644
--- a/net/batman-adv/bat_iv_ogm.c
+++ b/net/batman-adv/bat_iv_ogm.c
@@ -1545,6 +1545,8 @@ out_neigh:
         if ((orig_neigh_node) && (!is_single_hop_neigh))
                 batadv_orig_node_free_ref(orig_neigh_node);
 out:
+        if (router_ifinfo)
+                batadv_neigh_ifinfo_free_ref(router_ifinfo);
         if (router)
                 batadv_neigh_node_free_ref(router);
         if (router_router)