inet: constify ip headers and in6_addr

[deliverable/linux.git] / net / ipv4 / ipmr.c

diff --git a/net/ipv4/ipmr.c b/net/ipv4/ipmr.c
index 1f62eaeb6de42845f2181f4e6e78177cab59ad03..c81b9b661d26344f32f551a164f76d1da084a43f 100644 (file)
--- a/net/ipv4/ipmr.c
+++ b/net/ipv4/ipmr.c
@@ -1549,7 +1549,7 @@ static struct notifier_block ip_mr_notifier = {
 static void ip_encap(struct sk_buff *skb, __be32 saddr, __be32 daddr)
 {
        struct iphdr *iph;
-       struct iphdr *old_iph = ip_hdr(skb);
+       const struct iphdr *old_iph = ip_hdr(skb);
 
        skb_push(skb, sizeof(struct iphdr));
        skb->transport_header = skb->network_header;