Commit 2211f4e1 authored by Jian Shen's avatar Jian Shen Committed by David S. Miller

net: hns3: Add unlikely for dma_mapping_error check

For dma_mapping_error is unlikely happened, this patch adds unlikely for
dma_mapping_error check.
Signed-off-by: default avatarJian Shen <shenjian15@huawei.com>
Signed-off-by: default avatarPeng Li <lipeng321@huawei.com>
Signed-off-by: default avatarSalil Mehta <salil.mehta@huawei.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 7a810110
...@@ -1807,7 +1807,7 @@ static int hns3_map_buffer(struct hns3_enet_ring *ring, struct hns3_desc_cb *cb) ...@@ -1807,7 +1807,7 @@ static int hns3_map_buffer(struct hns3_enet_ring *ring, struct hns3_desc_cb *cb)
cb->dma = dma_map_page(ring_to_dev(ring), cb->priv, 0, cb->dma = dma_map_page(ring_to_dev(ring), cb->priv, 0,
cb->length, ring_to_dma_dir(ring)); cb->length, ring_to_dma_dir(ring));
if (dma_mapping_error(ring_to_dev(ring), cb->dma)) if (unlikely(dma_mapping_error(ring_to_dev(ring), cb->dma)))
return -EIO; return -EIO;
return 0; return 0;
......
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