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 <[email protected]>
---
v1->2: rebase on top of wireless-testing
net/mac80211/cfg.c | 10 +++++++++-
1 files changed, 9 insertions(+), 1 deletions(-)
diff --git a/net/mac80211/cfg.c b/net/mac80211/cfg.c
index a9ded52..8f774cb 100644
--- a/net/mac80211/cfg.c
+++ b/net/mac80211/cfg.c
@@ -847,7 +847,12 @@ 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;
@@ -931,6 +936,9 @@ 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 &&
--
1.7.5.4