mt76x02: fix hdr pointer in write txwi for USB

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@redhat.com>
Signed-off-by: Stanislaw Gruszka <sgruszka@redhat.com>
Signed-off-by: Felix Fietkau <nbd@nbd.name>

diff --git a/drivers/net/wireless/mediatek/mt76/mt76x02_usb_core.c b/drivers/net/wireless/mediatek/mt76/mt76x02_usb_core.c
index 43f0746..6fb52b5 100644 (file)
--- 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;