Commit bae35d92 authored Jul 24, 2012 by Chun-Yeow Yeoh Committed by Johannes Berg Jul 31, 2012

mac80211: don't re-init rate control when receiving mesh beacon



Rate control is re-initialized whenever a beacon from a mesh
peer received, breaking the algorithms and resulting in low
performance. Return early from mesh_peer_init if we already
established a link with this peer to avoid this.

Signed-off-by: Chun-Yeow Yeoh <yeohchunyeow@gmail.com>
[clarify commit message]
Signed-off-by: Johannes Berg <johannes.berg@intel.com>

parent 173f8654

net/mac80211/mesh_plink.c

+5 −0

Original line number	Diff line number	Diff line
		@@ -362,6 +362,11 @@ static struct sta_info mesh_peer_init(struct ieee80211_sub_if_data sdata,

		spin_lock_bh(&sta->lock);
		sta->last_rx = jiffies;
		if (sta->plink_state == NL80211_PLINK_ESTAB) {
		spin_unlock_bh(&sta->lock);
		return sta;
		}

		sta->sta.supp_rates[band] = rates;
		if (elems->ht_cap_elem &&
		sdata->local->_oper_channel_type != NL80211_CHAN_NO_HT)