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| author |   David S. Miller <davem@davemloft.net> | 2021-02-16 17:30:20 -0800 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2021-02-16 17:51:13 -0800 |
| commit | d489ded1a3690d7eca8633575cba3f7dac8484c7 (patch) | |
| tree | 20e739382965ac61d6314e6b0df4cb6acbbbca0e /drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c | |
| parent | net: dsa: tag_rtl4_a: Support also egress tags (diff) | |
| parent | net: enetc: fix destroyed phylink dereference during unbind (diff) | |
| download | linux-dev-d489ded1a3690d7eca8633575cba3f7dac8484c7.tar.xz linux-dev-d489ded1a3690d7eca8633575cba3f7dac8484c7.zip | |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net
Diffstat (limited to 'drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c')
| -rw-r--r-- | drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c | 14 |
1 files changed, 12 insertions, 2 deletions
diff --git a/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c b/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c index 19f74d4cbb4e..492943bb9c48 100644 --- a/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c +++ b/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c @@ -395,10 +395,20 @@ static u32 dpaa2_eth_run_xdp(struct dpaa2_eth_priv *priv, xdp.frame_sz = DPAA2_ETH_RX_BUF_RAW_SIZE; err = xdp_do_redirect(priv->net_dev, &xdp, xdp_prog); - if (unlikely(err)) + if (unlikely(err)) { + addr = dma_map_page(priv->net_dev->dev.parent, + virt_to_page(vaddr), 0, + priv->rx_buf_size, DMA_BIDIRECTIONAL); + if (unlikely(dma_mapping_error(priv->net_dev->dev.parent, addr))) { + free_pages((unsigned long)vaddr, 0); + } else { + ch->buf_count++; + dpaa2_eth_xdp_release_buf(priv, ch, addr); + } ch->stats.xdp_drop++; - else + } else { ch->stats.xdp_redirect++; + } break; } |