inet: constify ip headers and in6_addr

[thirdparty/kernel/stable.git] / net / ipv6 / xfrm6_mode_tunnel.c

diff --git a/net/ipv6/xfrm6_mode_tunnel.c b/net/ipv6/xfrm6_mode_tunnel.c
index 645cb968d450442cca7ff315fefda343c8e1285d..4d6edff0498f6a1e55e2301aa958d0fde5556baa 100644 (file)
--- a/net/ipv6/xfrm6_mode_tunnel.c
+++ b/net/ipv6/xfrm6_mode_tunnel.c
@@ -20,7 +20,7 @@
 
 static inline void ipip6_ecn_decapsulate(struct sk_buff *skb)
 {
-       struct ipv6hdr *outer_iph = ipv6_hdr(skb);
+       const struct ipv6hdr *outer_iph = ipv6_hdr(skb);
        struct ipv6hdr *inner_iph = ipipv6_hdr(skb);
 
        if (INET_ECN_is_ce(ipv6_get_dsfield(outer_iph)))
@@ -55,8 +55,8 @@ static int xfrm6_mode_tunnel_output(struct xfrm_state *x, struct sk_buff *skb)
                dsfield &= ~INET_ECN_MASK;
        ipv6_change_dsfield(top_iph, 0, dsfield);
        top_iph->hop_limit = ip6_dst_hoplimit(dst->child);
-       ipv6_addr_copy(&top_iph->saddr, (struct in6_addr *)&x->props.saddr);
-       ipv6_addr_copy(&top_iph->daddr, (struct in6_addr *)&x->id.daddr);
+       ipv6_addr_copy(&top_iph->saddr, (const struct in6_addr *)&x->props.saddr);
+       ipv6_addr_copy(&top_iph->daddr, (const struct in6_addr *)&x->id.daddr);
        return 0;
 }