From: Felix Fietkau <nbd@nbd.name>
Date: Sun, 9 May 2021 20:49:07 +0000 (+0200)
Subject: mt76: intialize tx queue entry wcid to 0xffff by default
X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=6d51cae28c8de95ac41c64affec2b00ef8bcaf87;p=linux.git

mt76: intialize tx queue entry wcid to 0xffff by default

Avoid accidentally mapping them to WCID 0 on completion

Signed-off-by: Felix Fietkau <nbd@nbd.name>
---

diff --git a/drivers/net/wireless/mediatek/mt76/dma.c b/drivers/net/wireless/mediatek/mt76/dma.c
index 72b1cc0ecfda3..75c1f54b1fe51 100644
--- a/drivers/net/wireless/mediatek/mt76/dma.c
+++ b/drivers/net/wireless/mediatek/mt76/dma.c
@@ -191,6 +191,7 @@ mt76_dma_add_buf(struct mt76_dev *dev, struct mt76_queue *q,
 
 	q->entry[idx].txwi = txwi;
 	q->entry[idx].skb = skb;
+	q->entry[idx].wcid = 0xffff;
 
 	return idx;
 }
diff --git a/drivers/net/wireless/mediatek/mt76/sdio.c b/drivers/net/wireless/mediatek/mt76/sdio.c
index a18d2896ee1fb..1665fe88ebb8c 100644
--- a/drivers/net/wireless/mediatek/mt76/sdio.c
+++ b/drivers/net/wireless/mediatek/mt76/sdio.c
@@ -256,6 +256,7 @@ mt76s_tx_queue_skb(struct mt76_dev *dev, struct mt76_queue *q,
 
 	q->entry[q->head].skb = tx_info.skb;
 	q->entry[q->head].buf_sz = len;
+	q->entry[q->head].wcid = 0xffff;
 
 	smp_wmb();
 
diff --git a/drivers/net/wireless/mediatek/mt76/usb.c b/drivers/net/wireless/mediatek/mt76/usb.c
index 30bc54e98c58e..1e9f60bb811ad 100644
--- a/drivers/net/wireless/mediatek/mt76/usb.c
+++ b/drivers/net/wireless/mediatek/mt76/usb.c
@@ -925,6 +925,7 @@ mt76u_tx_queue_skb(struct mt76_dev *dev, struct mt76_queue *q,
 
 	q->head = (q->head + 1) % q->ndesc;
 	q->entry[idx].skb = tx_info.skb;
+	q->entry[idx].wcid = 0xffff;
 	q->queued++;
 
 	return idx;