From ffc9a7ff59a41df9a0a265b2dd04d97f2b35893a Mon Sep 17 00:00:00 2001 From: Felix Fietkau Date: Sun, 3 Mar 2019 19:19:21 +0100 Subject: [PATCH] mt76: when releasing PS frames, end the service period if no frame was found Fixes a rare corner case if the txq dequeue attempt fails, but mac80211 still has PS buffered packets Signed-off-by: Felix Fietkau --- drivers/net/wireless/mediatek/mt76/tx.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/net/wireless/mediatek/mt76/tx.c b/drivers/net/wireless/mediatek/mt76/tx.c index fc7dffe066be..2585df512335 100644 --- a/drivers/net/wireless/mediatek/mt76/tx.c +++ b/drivers/net/wireless/mediatek/mt76/tx.c @@ -377,7 +377,10 @@ mt76_release_buffered_frames(struct ieee80211_hw *hw, struct ieee80211_sta *sta, if (last_skb) { mt76_queue_ps_skb(dev, sta, last_skb, true); dev->queue_ops->kick(dev, hwq); + } else { + ieee80211_sta_eosp(sta); } + spin_unlock_bh(&hwq->lock); } EXPORT_SYMBOL_GPL(mt76_release_buffered_frames); -- 2.45.2