Repository : ssh://git@open-mesh.org/batman-adv
On branch : master
commit 9868989393a9a99b9dc33bbcd588ad997d300ffa Author: Linus Lüssing linus.luessing@web.de Date: Wed Oct 17 15:07:35 2012 +0200
batman-adv: Do not add multicast MAC addresses to translation table
The current translation table mechanism is not suitable for multicast addresses and we are currently flooding such frames anyway.
Therefore this patch prevents multicast MAC addresses being added to the translation table.
Signed-off-by: Linus Lüssing linus.luessing@web.de Acked-by: Antonio Quartulli ordex@autistici.org Signed-off-by: Marek Lindner lindner_marek@yahoo.de
9868989393a9a99b9dc33bbcd588ad997d300ffa soft-interface.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/soft-interface.c b/soft-interface.c index 54800c7..8000639 100644 --- a/soft-interface.c +++ b/soft-interface.c @@ -180,7 +180,8 @@ static int batadv_interface_tx(struct sk_buff *skb, goto dropped;
/* Register the client MAC in the transtable */ - batadv_tt_local_add(soft_iface, ethhdr->h_source, skb->skb_iif); + if (!is_multicast_ether_addr(ethhdr->h_source)) + batadv_tt_local_add(soft_iface, ethhdr->h_source, skb->skb_iif);
/* don't accept stp packets. STP does not help in meshes. * better use the bridge loop avoidance ...