netdev_features_t features)
{
int tnl_hlen = skb_inner_mac_header(skb) - skb_transport_header(skb);
- bool need_csum, need_recompute_csum, gso_partial;
struct sk_buff *segs = ERR_PTR(-EINVAL);
u16 mac_offset = skb->mac_header;
__be16 protocol = skb->protocol;
+ bool need_csum, gso_partial;
u16 mac_len = skb->mac_len;
int gre_offset, outer_hlen;
skb->protocol = skb->inner_protocol;
need_csum = !!(skb_shinfo(skb)->gso_type & SKB_GSO_GRE_CSUM);
- need_recompute_csum = skb->csum_not_inet;
skb->encap_hdr_csum = need_csum;
features &= skb->dev->hw_enc_features;
+ if (need_csum)
+ features &= ~NETIF_F_SCTP_CRC;
/* segment inner packet. */
segs = skb_mac_gso_segment(skb, features);
}
*(pcsum + 1) = 0;
- if (need_recompute_csum && !skb_is_gso(skb)) {
- __wsum csum;
-
- csum = skb_checksum(skb, gre_offset,
- skb->len - gre_offset, 0);
- *pcsum = csum_fold(csum);
- } else {
- *pcsum = gso_make_checksum(skb, 0);
- }
+ *pcsum = gso_make_checksum(skb, 0);
} while ((skb = skb->next));
out:
return segs;