batman-adv: implement AP-isolation on the sender side

If a node has to send a packet issued by a WIFI client to another WIFI client,
the packet is dropped.

Signed-off-by: Antonio Quartulli <ordex@autistici.org>
Signed-off-by: Marek Lindner <lindner_marek@yahoo.de>

1 files changed, 2 insertions, 1 deletions

diff --git a/net/batman-adv/soft-interface.c b/net/batman-adv/soft-interface.c
index 9addbab52999..402fd96239d8 100644
--- a/net/batman-adv/soft-interface.c
+++ b/net/batman-adv/soft-interface.c
@@ -597,7 +597,8 @@ static int interface_tx(struct sk_buff *skb, struct net_device *soft_iface)
         /* Register the client MAC in the transtable */
         tt_local_add(soft_iface, ethhdr->h_source, skb->skb_iif);
 
-        orig_node = transtable_search(bat_priv, ethhdr->h_dest);
+        orig_node = transtable_search(bat_priv, ethhdr->h_source,
+                                      ethhdr->h_dest);
         if (is_multicast_ether_addr(ethhdr->h_dest) ||
                                 (orig_node && orig_node->gw_flags)) {
                 ret = gw_is_target(bat_priv, skb, orig_node);