Since we add txwi at the begining of skb->data, it no longer point to ieee80211_hdr. This breaks settings TS bit for probe response and beacons. Acked-by: Lorenzo Bianconi <lorenzo.bianconi@xxxxxxxxxx> Signed-off-by: Stanislaw Gruszka <sgruszka@xxxxxxxxxx> --- I do not cc: stable since it does not fix critical issue. drivers/net/wireless/mediatek/mt76/mt76x02_usb_core.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/net/wireless/mediatek/mt76/mt76x02_usb_core.c b/drivers/net/wireless/mediatek/mt76/mt76x02_usb_core.c index fdd6a021914d..bcf3126efda9 100644 --- a/drivers/net/wireless/mediatek/mt76/mt76x02_usb_core.c +++ b/drivers/net/wireless/mediatek/mt76/mt76x02_usb_core.c @@ -85,8 +85,9 @@ int mt76x02u_tx_prepare_skb(struct mt76_dev *mdev, void *data, mt76x02_insert_hdr_pad(skb); - txwi = skb_push(skb, sizeof(struct mt76x02_txwi)); + txwi = (struct mt76x02_txwi *)(skb->data - sizeof(struct mt76x02_txwi)); mt76x02_mac_write_txwi(dev, txwi, skb, wcid, sta, len); + skb_push(skb, sizeof(struct mt76x02_txwi)); pid = mt76_tx_status_skb_add(mdev, wcid, skb); txwi->pktid = pid; -- 2.20.1
