1 files changed, 1 insertions, 1 deletions

diff --git a/net/ipv6/udp.c b/net/ipv6/udp.c
index 98ecfd7359e2..fc0c42a88e54 100644
--- a/net/ipv6/udp.c
+++ b/net/ipv6/udp.c
@@ -1328,7 +1328,7 @@ static struct sk_buff *udp6_ufo_fragment(struct sk_buff *skb, u32 features)
         /* Do software UFO. Complete and fill in the UDP checksum as HW cannot
          * do checksum of UDP packets sent as multiple IP fragments.
          */
-        offset = skb->csum_start - skb_headroom(skb);
+        offset = skb_checksum_start_offset(skb);
         csum = skb_checksum(skb, offset, skb->len- offset, 0);
         offset += skb->csum_offset;
         *(__sum16 *)(skb->data + offset) = csum_fold(csum);