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mac80211: init rate-control for TDLS sta when supp-rates are known 

Initialize rate control algorithms only when supported rates are known
for a TDLS peer sta. Direct Tx between peers is not allowed before the
link is enabled. In turn, this only occurs after a change_station()
call that sets supported rates.

Signed-off-by: Arik Nemtsov <arik@wizery.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Arik Nemtsov 2011-11-07 23:24:39 +02:00 committed by John W. Linville
parent dd9dfb9f95
commit d64cf63e06
1 changed files with 9 additions and 1 deletions
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10
net/mac80211/cfg.c
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@ -869,7 +869,12 @@ static int ieee80211_add_station(struct wiphy *wiphy, struct net_device *dev,
sta_apply_parameters(local, sta, params);
rate_control_rate_init(sta);
/*
* for TDLS, rate control should be initialized only when supported
* rates are known.
*/
if (!test_sta_flag(sta, WLAN_STA_TDLS_PEER))
rate_control_rate_init(sta);
layer2_update = sdata->vif.type == NL80211_IFTYPE_AP_VLAN ||
sdata->vif.type == NL80211_IFTYPE_AP;
@ -953,6 +958,9 @@ static int ieee80211_change_station(struct wiphy *wiphy,
sta_apply_parameters(local, sta, params);
if (test_sta_flag(sta, WLAN_STA_TDLS_PEER) && params->supported_rates)
rate_control_rate_init(sta);
rcu_read_unlock();
if (sdata->vif.type == NL80211_IFTYPE_STATION &&