1 files changed, 5 insertions, 2 deletions

diff --git a/net/ipv6/ipcomp6.c b/net/ipv6/ipcomp6.c
index b276d04d6db5..b90039593a7f 100644
--- a/net/ipv6/ipcomp6.c
+++ b/net/ipv6/ipcomp6.c
@@ -64,6 +64,7 @@ static LIST_HEAD(ipcomp6_tfms_list);
 
 static int ipcomp6_input(struct xfrm_state *x, struct sk_buff *skb)
 {
+        int nexthdr;
         int err = -ENOMEM;
         struct ip_comp_hdr *ipch;
         int plen, dlen;
@@ -79,6 +80,8 @@ static int ipcomp6_input(struct xfrm_state *x, struct sk_buff *skb)
 
         /* Remove ipcomp header and decompress original payload */
         ipch = (void *)skb->data;
+        nexthdr = ipch->nexthdr;
+
         skb->transport_header = skb->network_header + sizeof(*ipch);
         __skb_pull(skb, sizeof(*ipch));
 
@@ -108,7 +111,7 @@ static int ipcomp6_input(struct xfrm_state *x, struct sk_buff *skb)
         skb->truesize += dlen - plen;
         __skb_put(skb, dlen - plen);
         skb_copy_to_linear_data(skb, scratch, dlen);
-        err = ipch->nexthdr;
+        err = nexthdr;
 
 out_put_cpu:
         put_cpu();
@@ -450,7 +453,7 @@ error:
         goto out;
 }
 
-static struct xfrm_type ipcomp6_type =
+static const struct xfrm_type ipcomp6_type =
 {
         .description    = "IPCOMP6",
         .owner          = THIS_MODULE,