From 35bcd591132c2d4d2a31843063c0f9e64e5be751 Mon Sep 17 00:00:00 2001 From: Chun-Yeow Yeoh Date: Tue, 10 Apr 2012 12:31:56 +0800 Subject: [PATCH] mac80211: fix the assignment of PREQ's MAC address for Proactive RANN Record the RANN sender's address only for RANNs that meet the acceptance criteria (per sections 13.10.12.4.2). Signed-off-by: Chun-Yeow Yeoh Reviewed-by: Javier Cardona Signed-off-by: John W. Linville --- net/mac80211/mesh_hwmp.c | 5 +++-- net/mac80211/mesh_pathtbl.c | 2 ++ 2 files changed, 5 insertions(+), 2 deletions(-) diff --git a/net/mac80211/mesh_hwmp.c b/net/mac80211/mesh_hwmp.c index a80da3784a25..503016f58631 100644 --- a/net/mac80211/mesh_hwmp.c +++ b/net/mac80211/mesh_hwmp.c @@ -800,10 +800,11 @@ static void hwmp_rann_frame_process(struct ieee80211_sub_if_data *sdata, 0, sdata); mpath->sn = orig_sn; mpath->rann_metric = metric + metric_txsta; + /* Recording RANNs sender address to send individually + * addressed PREQs destined for root mesh STA */ + memcpy(mpath->rann_snd_addr, mgmt->sa, ETH_ALEN); } - /* Using individually addressed PREQ for root node */ - memcpy(mpath->rann_snd_addr, mgmt->sa, ETH_ALEN); mpath->is_root = true; if (root_is_gate) diff --git a/net/mac80211/mesh_pathtbl.c b/net/mac80211/mesh_pathtbl.c index 49aaefd99635..baa6096c66b4 100644 --- a/net/mac80211/mesh_pathtbl.c +++ b/net/mac80211/mesh_pathtbl.c @@ -538,6 +538,8 @@ int mesh_path_add(u8 *dst, struct ieee80211_sub_if_data *sdata) read_lock_bh(&pathtbl_resize_lock); memcpy(new_mpath->dst, dst, ETH_ALEN); + memset(new_mpath->rann_snd_addr, 0xff, ETH_ALEN); + new_mpath->is_root = false; new_mpath->sdata = sdata; new_mpath->flags = 0; skb_queue_head_init(&new_mpath->frame_queue); -- 2.20.1