mac80211: do not call rate control .tx_status before .rate_init

Most rate control implementations assume .get_rate and .tx_status are only
called once the per-station data has been fully initialized.
minstrel_ht crashes if this assumption is violated.

Signed-off-by: Felix Fietkau <nbd@openwrt.org>
Tested-by: Arend van Spriel <arend@broadcom.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Felix Fietkau 2012-02-08 19:17:11 +01:00 committed by John W. Linville
parent 42bc0c9716
commit 2cfc6fc584

View File

@ -37,7 +37,7 @@ static inline void rate_control_tx_status(struct ieee80211_local *local,
struct ieee80211_sta *ista = &sta->sta;
void *priv_sta = sta->rate_ctrl_priv;
if (!ref)
if (!ref || !test_sta_flag(sta, WLAN_STA_RATE_CONTROL))
return;
ref->ops->tx_status(ref->priv, sband, ista, priv_sta, skb);