[IPV6]: Missing xfrm_lookup() in icmpv6_{send,echo_reply}()

net/ipv6/icmp.c was not converted in xfrm_lookup() extraction patch.
This patch converts it; adding the missing call to xfrm_lookup in
icmpv6_{send,echo_reply}().
Signed-off-by: Kazunori Miyazawa <kazunori@miyazawa.org>
Signed-off-by: Hideaki YOSHIFUJI <yoshfuji@linux-ipv6.org>
SIgned-off-by: David S. Miller <davem@davemloft.net>

net/ipv6/icmp.c

@@ -372,6 +372,8 @@ void icmpv6_send(struct sk_buff *skb, int type, int code, __u32 info,
 	err = ip6_dst_lookup(sk, &dst, &fl);
 	if (err)
 		goto out;
+	if ((err = xfrm_lookup(&dst, &fl, sk, 0)) < 0)
+		goto out_dst_release;
 
 	if (hlimit < 0) {
 		if (ipv6_addr_is_multicast(&fl.fl6_dst))
@@ -458,6 +460,8 @@ static void icmpv6_echo_reply(struct sk_buff *skb)
 	err = ip6_dst_lookup(sk, &dst, &fl);
 	if (err)
 		goto out;
+	if ((err = xfrm_lookup(&dst, &fl, sk, 0)) < 0)
+		goto out_dst_release;
 
 	if (hlimit < 0) {
 		if (ipv6_addr_is_multicast(&fl.fl6_dst))
@@ -489,6 +493,7 @@ static void icmpv6_echo_reply(struct sk_buff *skb)
 out_put: 
 	if (likely(idev != NULL))
 		in6_dev_put(idev);
+out_dst_release:
 	dst_release(dst);
 out: 
 	icmpv6_xmit_unlock();