batman-adv: remove useless find_router look up

This is not used anymore with the new fragmentation, and it might
actually mess up the bonding code because find_router() assumes it
is only called once per packet.

Signed-off-by: Simon Wunderlich <simon@open-mesh.com>
Signed-off-by: Marek Lindner <lindner_marek@yahoo.de>
Signed-off-by: Antonio Quartulli <antonio@meshcoding.com>

1 files changed, 8 insertions, 21 deletions

diff --git a/net/batman-adv/send.c b/net/batman-adv/send.c
index 4bbcf51db6a7..82588e425641 100644
--- a/net/batman-adv/send.c
+++ b/net/batman-adv/send.c
@@ -250,30 +250,19 @@ int batadv_send_skb_generic_unicast(struct batadv_priv *bat_priv,
         struct ethhdr *ethhdr = (struct ethhdr *)skb->data;
         struct batadv_unicast_packet *unicast_packet;
         struct batadv_orig_node *orig_node;
-        struct batadv_neigh_node *neigh_node;
         int ret = NET_RX_DROP;
 
         /* get routing information */
-        if (is_multicast_ether_addr(ethhdr->h_dest)) {
+        if (is_multicast_ether_addr(ethhdr->h_dest))
                 orig_node = batadv_gw_get_selected_orig(bat_priv);
-                if (orig_node)
-                        goto find_router;
-        }
-
-        /* check for tt host - increases orig_node refcount.
-         * returns NULL in case of AP isolation
-         */
-        orig_node = batadv_transtable_search(bat_priv, ethhdr->h_source,
-                                             ethhdr->h_dest);
-
-find_router:
-        /* find_router():
-         *  - if orig_node is NULL it returns NULL
-         *  - increases neigh_nodes refcount if found.
-         */
-        neigh_node = batadv_find_router(bat_priv, orig_node, NULL);
+        else
+                /* check for tt host - increases orig_node refcount.
+                 * returns NULL in case of AP isolation
+                 */
+                orig_node = batadv_transtable_search(bat_priv, ethhdr->h_source,
+                                                     ethhdr->h_dest);
 
-        if (!neigh_node)
+        if (!orig_node)
                 goto out;
 
         switch (packet_type) {
@@ -305,8 +294,6 @@ find_router:
                 ret = 0;
 
 out:
-        if (neigh_node)
-                batadv_neigh_node_free_ref(neigh_node);
         if (orig_node)
                 batadv_orig_node_free_ref(orig_node);
         if (ret == NET_RX_DROP)