diff options
| -rw-r--r-- | drivers/net/ethernet/mediatek/airoha_eth.c | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/drivers/net/ethernet/mediatek/airoha_eth.c b/drivers/net/ethernet/mediatek/airoha_eth.c index 7967a92803c2..cc1a69522f61 100644 --- a/drivers/net/ethernet/mediatek/airoha_eth.c +++ b/drivers/net/ethernet/mediatek/airoha_eth.c @@ -977,7 +977,7 @@ static int airoha_set_gdm_ports(struct airoha_eth *eth, bool enable) return 0; error: - for (i--; i >= 0; i++) + for (i--; i >= 0; i--) airoha_set_gdm_port(eth, port_list[i], false); return err; @@ -2431,9 +2431,11 @@ static netdev_tx_t airoha_dev_xmit(struct sk_buff *skb, return NETDEV_TX_OK; error_unmap: - for (i--; i >= 0; i++) - dma_unmap_single(dev->dev.parent, q->entry[i].dma_addr, - q->entry[i].dma_len, DMA_TO_DEVICE); + for (i--; i >= 0; i--) { + index = (q->head + i) % q->ndesc; + dma_unmap_single(dev->dev.parent, q->entry[index].dma_addr, + q->entry[index].dma_len, DMA_TO_DEVICE); + } spin_unlock_bh(&q->lock); error: |