1 files changed, 3 insertions, 1 deletions

diff --git a/net/ipv4/ipip.c b/net/ipv4/ipip.c
index 191fc24a745a..8f024d41eefa 100644
--- a/net/ipv4/ipip.c
+++ b/net/ipv4/ipip.c
@@ -472,7 +472,7 @@ static netdev_tx_t ipip_tunnel_xmit(struct sk_buff *skb, struct net_device *dev)
         __be16 df = tiph->frag_off;
         struct rtable *rt;                      /* Route to the other host */
         struct net_device *tdev;                /* Device to other host */
-        const struct iphdr  *old_iph = ip_hdr(skb);
+        const struct iphdr  *old_iph;
         struct iphdr  *iph;                     /* Our new IP header */
         unsigned int max_headroom;              /* The extra header space needed */
         __be32 dst = tiph->daddr;
@@ -486,6 +486,8 @@ static netdev_tx_t ipip_tunnel_xmit(struct sk_buff *skb, struct net_device *dev)
             skb_checksum_help(skb))
                 goto tx_error;
 
+        old_iph = ip_hdr(skb);
+
         if (tos & 1)
                 tos = old_iph->tos;