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mt76: mt7663s: fix rx buffer refcounting

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Similar to mt7601u driver, fix erroneous rx page refcounting

Fixes: a66cbdd6573d ("mt76: mt7615: introduce mt7663s support")
Signed-off-by: Lorenzo Bianconi <[email protected]>
Signed-off-by: Kalle Valo <[email protected]>
Link: https://lore.kernel.org/r/dca19c9d445156201bc41f7cbb6e894bbc9a678c.1610644945.git.lorenzo@kernel.org
This commit is contained in:
Lorenzo Bianconi
2021-03-14 21:11:30 +01:00
committed by Felix Fietkau
parent bfa8d5a6a9
commit 1706fb6c48
1 changed files with 4 additions and 5 deletions
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mt7615/sdio_txrx.c
+4 -5
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@@ -83,7 +83,7 @@ static int mt7663s_rx_run_queue(struct mt76_dev *dev, enum mt76_rxq_id qid,
{
struct mt76_queue *q = &dev->q_rx[qid];
struct mt76_sdio *sdio = &dev->sdio;
int len = 0, err, i, order;
int len = 0, err, i;
struct page *page;
u8 *buf;
@@ -96,8 +96,7 @@ static int mt7663s_rx_run_queue(struct mt76_dev *dev, enum mt76_rxq_id qid,
if (len > sdio->func->cur_blksize)
len = roundup(len, sdio->func->cur_blksize);
order = get_order(len);
page = __dev_alloc_pages(GFP_KERNEL, order);
page = __dev_alloc_pages(GFP_KERNEL, get_order(len));
if (!page)
return -ENOMEM;
@@ -106,7 +105,7 @@ static int mt7663s_rx_run_queue(struct mt76_dev *dev, enum mt76_rxq_id qid,
err = sdio_readsb(sdio->func, buf, MCR_WRDR(qid), len);
if (err < 0) {
dev_err(dev->dev, "sdio read data failed:%d\n", err);
__free_pages(page, order);
put_page(page);
return err;
}
@@ -123,7 +122,7 @@ static int mt7663s_rx_run_queue(struct mt76_dev *dev, enum mt76_rxq_id qid,
if (q->queued + i + 1 == q->ndesc)
break;
}
__free_pages(page, order);
put_page(page);
spin_lock_bh(&q->lock);
q->head = (q->head + i) % q->ndesc;