提交 f7cbb163 编写于 作者: B Ben Hutchings

sfc: Stop changing header offsets on TX

There is nothing in the VLAN driver or core VLAN support that
invalidates the TCP and IP header offsets.
Signed-off-by: NBen Hutchings <bhutchings@solarflare.com>
上级 e718905c
......@@ -651,17 +651,8 @@ static __be16 efx_tso_check_protocol(struct sk_buff *skb)
EFX_BUG_ON_PARANOID(((struct ethhdr *)skb->data)->h_proto !=
protocol);
if (protocol == htons(ETH_P_8021Q)) {
/* Find the encapsulated protocol; reset network header
* and transport header based on that. */
struct vlan_ethhdr *veh = (struct vlan_ethhdr *)skb->data;
protocol = veh->h_vlan_encapsulated_proto;
skb_set_network_header(skb, sizeof(*veh));
if (protocol == htons(ETH_P_IP))
skb_set_transport_header(skb, sizeof(*veh) +
4 * ip_hdr(skb)->ihl);
else if (protocol == htons(ETH_P_IPV6))
skb_set_transport_header(skb, sizeof(*veh) +
sizeof(struct ipv6hdr));
}
if (protocol == htons(ETH_P_IP)) {
......
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