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Commit c7d25828 authored by Thomas Pedersen's avatar Thomas Pedersen Committed by John W. Linville
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mac80211: don't transmit 40MHz frames to 20MHz peer 



If a mesh peer indicates it is operating as 20MHz-only in its HT
operation IE, have the rate control algorithm respect this by disabling
the equivalent bit in the ieee80211_sta HT capabilities.

Signed-off-by: default avatarThomas Pedersen <thomas@cozybit.com>
Signed-off-by: default avatarJohn W. Linville <linville@tuxdriver.com>
parent e87278e7

net/mac80211/mesh_plink.c

+6 −0
Original line number Diff line number Diff line
@@ -302,6 +302,12 @@ static struct sta_info *mesh_peer_init(struct ieee80211_sub_if_data *sdata, 
	else

		memset(&sta->sta.ht_cap, 0, sizeof(sta->sta.ht_cap));



	if (elems->ht_operation)

		if (!(elems->ht_operation->ht_param &

		      IEEE80211_HT_PARAM_CHAN_WIDTH_ANY))

			sta->sta.ht_cap.cap &=

					    ~IEEE80211_HT_CAP_SUP_WIDTH_20_40;



	rate_control_rate_init(sta);

	spin_unlock_bh(&sta->lock);