[IPV6] NETNS: Handle ancillary data in appropriate namespace.

Signed-off-by: YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org>
diff --git a/include/net/transp_v6.h b/include/net/transp_v6.h
index 27394e0..112934a 100644
--- a/include/net/transp_v6.h
+++ b/include/net/transp_v6.h
@@ -40,7 +40,8 @@
 						  struct msghdr *msg,
 						  struct sk_buff *skb);
 
-extern int			datagram_send_ctl(struct msghdr *msg,
+extern int			datagram_send_ctl(struct net *net,
+						  struct msghdr *msg,
 						  struct flowi *fl,
 						  struct ipv6_txoptions *opt,
 						  int *hlimit, int *tclass);