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Commit f7cbb163 authored by Ben Hutchings's avatar Ben Hutchings
Browse files

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: default avatarBen Hutchings <bhutchings@solarflare.com>
parent e718905c

drivers/net/ethernet/sfc/tx.c

+0 −9
Original line number Diff line number Diff line
@@ -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)) {