Unicast frame with unknown forwarding information always trigger the path discovery assuming destination is always located inside the MBSS. This patch allows the forwarding to look for mesh gate if path discovery inside the MBSS has failed.
Reported-by: Cedric Voncken <[email protected]> Signed-off-by: Chun-Yeow Yeoh <[email protected]> --- net/mac80211/tx.c | 15 ++++++++++++--- 1 files changed, 12 insertions(+), 3 deletions(-) diff --git a/net/mac80211/tx.c b/net/mac80211/tx.c index 5b9602b..dce3af3 100644 --- a/net/mac80211/tx.c +++ b/net/mac80211/tx.c @@ -1844,9 +1844,18 @@ netdev_tx_t ieee80211_subif_start_xmit(struct sk_buff *skb, } if (!is_multicast_ether_addr(skb->data)) { - mpath = mesh_path_lookup(sdata, skb->data); - if (!mpath) - mppath = mpp_path_lookup(sdata, skb->data); + struct sta_info *next_hop; + + mpath = mesh_path_lookup(skb->data, sdata); + if (mpath) + next_hop = rcu_dereference(mpath->next_hop); + + if (!mpath || (mpath && (!next_hop || + !(mpath->flags & MESH_PATH_ACTIVE)))) + mppath = mpp_path_lookup(skb->data, sdata); + + if (mppath && mpath) + mesh_path_del(mpath->dst, mpath->sdata); } /* -- 1.7.0.4 _______________________________________________ Devel mailing list [email protected] http://lists.open80211s.org/cgi-bin/mailman/listinfo/devel
