1 files changed, 4 insertions, 1 deletions

diff --git a/net/ipv6/ipcomp6.c b/net/ipv6/ipcomp6.c
index 71a14c09975c..87e6407ebf97 100644
--- a/net/ipv6/ipcomp6.c
+++ b/net/ipv6/ipcomp6.c
@@ -128,7 +128,10 @@ static int ipcomp6_output(struct xfrm_state *x, struct sk_buff *skb)
         u8 *start, *scratch;
         struct crypto_comp *tfm;
         int cpu;
-        int hdr_len = skb_transport_offset(skb);
+        int hdr_len;
+
+        skb_push(skb, -skb_network_offset(skb));
+        hdr_len = skb_transport_offset(skb);
 
         /* check whether datagram len is larger than threshold */
         if ((skb->len - hdr_len) < ipcd->threshold) {