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authorSimon Wunderlich <simon@open-mesh.com>2013-06-07 16:52:05 +0200
committerAntonio Quartulli <ordex@autistici.org>2013-06-10 08:42:18 +0200
commitd5b4c93e67b0b1291aa8e2aaf694e40afc3412d0 (patch)
tree8e9508596a487a482a0d3c2e9f4cbb25da5e6a96 /net
parent7c24bbbeab4159f924b65b1e94878e597b762714 (diff)
downloadop-kernel-dev-d5b4c93e67b0b1291aa8e2aaf694e40afc3412d0.zip
op-kernel-dev-d5b4c93e67b0b1291aa8e2aaf694e40afc3412d0.tar.gz
batman-adv: Don't handle address updates when bla is disabled
The bridge loop avoidance has a hook to handle address updates of the originator. These should not be handled when bridge loop avoidance is disabled - it might send some bridge loop avoidance packets which should not appear if bla is disabled. Signed-off-by: Simon Wunderlich <simon@open-mesh.com> Signed-off-by: Marek Lindner <lindner_marek@yahoo.de> Signed-off-by: Antonio Quartulli <ordex@autistici.org>
Diffstat (limited to 'net')
-rw-r--r--net/batman-adv/bridge_loop_avoidance.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/net/batman-adv/bridge_loop_avoidance.c b/net/batman-adv/bridge_loop_avoidance.c
index 379061c..de27b31 100644
--- a/net/batman-adv/bridge_loop_avoidance.c
+++ b/net/batman-adv/bridge_loop_avoidance.c
@@ -1067,6 +1067,10 @@ void batadv_bla_update_orig_address(struct batadv_priv *bat_priv,
group = htons(crc16(0, primary_if->net_dev->dev_addr, ETH_ALEN));
bat_priv->bla.claim_dest.group = group;
+ /* purge everything when bridge loop avoidance is turned off */
+ if (!atomic_read(&bat_priv->bridge_loop_avoidance))
+ oldif = NULL;
+
if (!oldif) {
batadv_bla_purge_claims(bat_priv, NULL, 1);
batadv_bla_purge_backbone_gw(bat_priv, 1);
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