1 files changed, 6 insertions, 2 deletions

diff --git a/drivers/net/ethernet/intel/igbvf/netdev.c b/drivers/net/ethernet/intel/igbvf/netdev.c
index 810fcf7aa2c6..839ba110f7fb 100644
--- a/drivers/net/ethernet/intel/igbvf/netdev.c
+++ b/drivers/net/ethernet/intel/igbvf/netdev.c
@@ -1965,11 +1965,15 @@ static int igbvf_tso(struct igbvf_ring *tx_ring,
 
         /* initialize outer IP header fields */
         if (ip.v4->version == 4) {
+                unsigned char *csum_start = skb_checksum_start(skb);
+                unsigned char *trans_start = ip.hdr + (ip.v4->ihl * 4);
+
                 /* IP header will have to cancel out any data that
                  * is not a part of the outer IP header
                  */
-                ip.v4->check = csum_fold(csum_add(lco_csum(skb),
-                                                  csum_unfold(l4.tcp->check)));
+                ip.v4->check = csum_fold(csum_partial(trans_start,
+                                                      csum_start - trans_start,
+                                                      0));
                 type_tucmd |= E1000_ADVTXD_TUCMD_IPV4;
 
                 ip.v4->tot_len = 0;