diff options
| author | Simon Wunderlich <simon.wunderlich@s2003.tu-chemnitz.de> | 2012-01-22 20:00:23 +0100 |
|---|---|---|
| committer | Antonio Quartulli <ordex@autistici.org> | 2012-04-11 14:28:59 +0200 |
| commit | 20ff9d593f8ff20c2ef24498f77a8bc30b3a059a (patch) | |
| tree | e64f51254b230d9d6441e09a2c81fbcb68dcf2d6 /net/batman-adv/routing.c | |
| parent | db08e6e557ebc8ffedf6530693937d0e51b8f6b9 (diff) | |
| download | lwn-20ff9d593f8ff20c2ef24498f77a8bc30b3a059a.tar.gz lwn-20ff9d593f8ff20c2ef24498f77a8bc30b3a059a.zip | |
batman-adv: don't let backbone gateways exchange tt entries
As the backbone gateways are connected to the same backbone, they
should announce the same clients on the backbone non-exclusively.
Signed-off-by: Simon Wunderlich <siwu@hrz.tu-chemnitz.de>
Signed-off-by: Antonio Quartulli <ordex@autistici.org>
Diffstat (limited to 'net/batman-adv/routing.c')
| -rw-r--r-- | net/batman-adv/routing.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/net/batman-adv/routing.c b/net/batman-adv/routing.c index a1d8c9b0f902..1d1fd04c9c3a 100644 --- a/net/batman-adv/routing.c +++ b/net/batman-adv/routing.c @@ -673,6 +673,13 @@ int recv_roam_adv(struct sk_buff *skb, struct hard_iface *recv_if) if (!is_my_mac(roam_adv_packet->dst)) return route_unicast_packet(skb, recv_if); + /* check if it is a backbone gateway. we don't accept + * roaming advertisement from it, as it has the same + * entries as we have. + */ + if (bla_is_backbone_gw_orig(bat_priv, roam_adv_packet->src)) + goto out; + orig_node = orig_hash_find(bat_priv, roam_adv_packet->src); if (!orig_node) goto out; |