switch ipxrtr_route_packet() from iovec to msghdr

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
diff --git a/include/net/ipx.h b/include/net/ipx.h
index 320f47b..e5cff68 100644
--- a/include/net/ipx.h
+++ b/include/net/ipx.h
@@ -150,7 +150,7 @@
 		     unsigned char *node);
 void ipxrtr_del_routes(struct ipx_interface *intrfc);
 int ipxrtr_route_packet(struct sock *sk, struct sockaddr_ipx *usipx,
-			struct iovec *iov, size_t len, int noblock);
+			struct msghdr *msg, size_t len, int noblock);
 int ipxrtr_route_skb(struct sk_buff *skb);
 struct ipx_route *ipxrtr_lookup(__be32 net);
 int ipxrtr_ioctl(unsigned int cmd, void __user *arg);