[PATCH 3.14 120/140] batman-adv: fix neigh_ifinfo imbalance

From: Greg Kroah-Hartman
Date: Thu May 29 2014 - 01:08:03 EST


3.14-stable review patch. If anyone has any objections, please let me know.

------------------

From: Simon Wunderlich <simon@xxxxxxxxxxxxx>

[ Upstream commit c1e517fbbcdb13f50662af4edc11c3251fe44f86 ]

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@xxxxxxxxxxxxx>
Signed-off-by: Simon Wunderlich <simon@xxxxxxxxxxxxx>
Signed-off-by: Marek Lindner <mareklindner@xxxxxxxxxxxxx>
Signed-off-by: Antonio Quartulli <antonio@xxxxxxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
net/batman-adv/bat_iv_ogm.c | 2 ++
1 file changed, 2 insertions(+)

--- 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)


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