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mt76: dma: reset q->rx_head on rx reset
author
Felix Fietkau
<nbd@nbd.name>
Mon, 12 Aug 2019 13:50:59 +0000
(15:50 +0200)
committer
Felix Fietkau
<nbd@nbd.name>
Thu, 5 Sep 2019 15:42:32 +0000
(17:42 +0200)
Fixes rx of the first frame if a fragmented rx was interrupted by the reset
Signed-off-by: Felix Fietkau <nbd@nbd.name>
drivers/net/wireless/mediatek/mt76/dma.c
patch
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diff --git
a/drivers/net/wireless/mediatek/mt76/dma.c
b/drivers/net/wireless/mediatek/mt76/dma.c
index
46f5223
..
c747eb2
100644
(file)
--- a/
drivers/net/wireless/mediatek/mt76/dma.c
+++ b/
drivers/net/wireless/mediatek/mt76/dma.c
@@
-431,6
+431,12
@@
mt76_dma_rx_reset(struct mt76_dev *dev, enum mt76_rxq_id qid)
mt76_dma_rx_cleanup(dev, q);
mt76_dma_sync_idx(dev, q);
mt76_dma_rx_fill(dev, q);
+
+ if (!q->rx_head)
+ return;
+
+ dev_kfree_skb(q->rx_head);
+ q->rx_head = NULL;
}
static void