mt76: toggle driver station powersave bit before notifying mac80211

Avoids race conditions from mac80211 enqueueing tx packets before the
tx-drop bit is cleared
Signed-off-by: Felix Fietkau <nbd@nbd.name>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>

drivers/net/wireless/mediatek/mt76/mac80211.c

@@ -547,8 +547,8 @@ mt76_check_ps(struct mt76_dev *dev, struct sk_buff *skb)
 	else
 		clear_bit(MT_WCID_FLAG_PS, &wcid->flags);
 
-	ieee80211_sta_ps_transition(sta, ps);
 	dev->drv->sta_ps(dev, sta, ps);
+	ieee80211_sta_ps_transition(sta, ps);
 }
 
 void mt76_rx_complete(struct mt76_dev *dev, struct sk_buff_head *frames,