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net: mediatek: invalid buffer lookup in mtk_tx_map()

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The lookup of the tx_buffer in the error path inside mtk_tx_map() uses the
wrong descriptor pointer. This looks like a copy & paste error. Change the
code to use the correct pointer.

Signed-off-by: John Crispin <john@phrozen.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
John Crispin 2016-06-10 13:28:00 +02:00 committed by David S. Miller
parent 605e4fe476
commit 2fae723cef
1 changed files with 1 additions and 1 deletions
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2
drivers/net/ethernet/mediatek/mtk_eth_soc.c
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@ -674,7 +674,7 @@ static int mtk_tx_map(struct sk_buff *skb, struct net_device *dev,
err_dma:
do {
tx_buf = mtk_desc_to_tx_buf(ring, txd);
tx_buf = mtk_desc_to_tx_buf(ring, itxd);
/* unmap dma */
mtk_tx_unmap(&dev->dev, tx_buf);