Commit ade36cce authored by Huazhong Tan's avatar Huazhong Tan Committed by Jakub Kicinski

net: hns3: add a check for devcie's verion in hns3_tunnel_csum_bug()

For the device whose version is above V3(include V3), the hardware
can do checksum offload for the non-tunnel udp packet, who has
a dest port as the IANA assigned. So add a check for devcie's verion
in hns3_tunnel_csum_bug().
Signed-off-by: default avatarHuazhong Tan <tanhuazhong@huawei.com>
Signed-off-by: default avatarJakub Kicinski <kuba@kernel.org>
parent b1533ada
......@@ -828,8 +828,16 @@ static int hns3_get_l4_protocol(struct sk_buff *skb, u8 *ol4_proto,
*/
static bool hns3_tunnel_csum_bug(struct sk_buff *skb)
{
struct hns3_nic_priv *priv = netdev_priv(skb->dev);
struct hnae3_ae_dev *ae_dev = pci_get_drvdata(priv->ae_handle->pdev);
union l4_hdr_info l4;
/* device version above V3(include V3), the hardware can
* do this checksum offload.
*/
if (ae_dev->dev_version >= HNAE3_DEVICE_VERSION_V3)
return false;
l4.hdr = skb_transport_header(skb);
if (!(!skb->encapsulation &&
......
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