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authorAntonio Quartulli <ordex@autistici.org>2011-07-07 15:35:36 +0200
committerMarek Lindner <lindner_marek@yahoo.de>2011-08-22 15:16:20 +0200
commit59b699cdee039d75915c354da06937102d1f9a84 (patch)
tree33fabd9cac27cb7bc1d3fbc765f098b5b8e8575e /net/batman-adv/soft-interface.c
parentbatman-adv: detect clients connected through a 802.11 device (diff)
downloadlinux-59b699cdee039d75915c354da06937102d1f9a84.tar.xz
linux-59b699cdee039d75915c354da06937102d1f9a84.zip
batman-adv: implement AP-isolation on the receiver side
When a node receives a unicast packet it checks if the source and the destination client can communicate or not due to the AP isolation Signed-off-by: Antonio Quartulli <ordex@autistici.org> Signed-off-by: Marek Lindner <lindner_marek@yahoo.de>
Diffstat (limited to 'net/batman-adv/soft-interface.c')
-rw-r--r--net/batman-adv/soft-interface.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/net/batman-adv/soft-interface.c b/net/batman-adv/soft-interface.c
index 6deed44a3703..9addbab52999 100644
--- a/net/batman-adv/soft-interface.c
+++ b/net/batman-adv/soft-interface.c
@@ -739,6 +739,9 @@ void interface_rx(struct net_device *soft_iface,
soft_iface->last_rx = jiffies;
+ if (is_ap_isolated(bat_priv, ethhdr->h_source, ethhdr->h_dest))
+ goto dropped;
+
netif_rx(skb);
goto out;
@@ -812,6 +815,7 @@ struct net_device *softif_create(const char *name)
atomic_set(&bat_priv->aggregated_ogms, 1);
atomic_set(&bat_priv->bonding, 0);
+ atomic_set(&bat_priv->ap_isolation, 0);
atomic_set(&bat_priv->vis_mode, VIS_TYPE_CLIENT_UPDATE);
atomic_set(&bat_priv->gw_mode, GW_MODE_OFF);
atomic_set(&bat_priv->gw_sel_class, 20);