mt76: avoid re-queueing A-MPDU rx reorder work if no frames are pending

Fixes: aee5b8cf2477 ("mt76: implement A-MPDU rx reordering in the driver code")
Signed-off-by: Felix Fietkau <nbd@nbd.name>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>

1 files changed, 5 insertions, 1 deletions

diff --git a/drivers/net/wireless/mediatek/mt76/agg-rx.c b/drivers/net/wireless/mediatek/mt76/agg-rx.c
index e9784b50e2af..fcb208d1f276 100644
--- a/drivers/net/wireless/mediatek/mt76/agg-rx.c
+++ b/drivers/net/wireless/mediatek/mt76/agg-rx.c
@@ -98,6 +98,7 @@ mt76_rx_aggr_reorder_work(struct work_struct *work)
                                                reorder_work.work);
         struct mt76_dev *dev = tid->dev;
         struct sk_buff_head frames;
+        int nframes;
 
         __skb_queue_head_init(&frames);
 
@@ -105,9 +106,12 @@ mt76_rx_aggr_reorder_work(struct work_struct *work)
 
         spin_lock(&tid->lock);
         mt76_rx_aggr_check_release(tid, &frames);
+        nframes = tid->nframes;
         spin_unlock(&tid->lock);
 
-        ieee80211_queue_delayed_work(tid->dev->hw, &tid->reorder_work, REORDER_TIMEOUT);
+        if (nframes)
+                ieee80211_queue_delayed_work(tid->dev->hw, &tid->reorder_work,
+                                             REORDER_TIMEOUT);
         mt76_rx_complete(dev, &frames, -1);
 
         local_bh_enable();