mib: put udp statistics on struct net

Similar to... ouch, I repeat myself.

Signed-off-by: Pavel Emelyanov <xemul@openvz.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/include/net/netns/mib.h b/include/net/netns/mib.h
index b5b1115..738c87c 100644
--- a/include/net/netns/mib.h
+++ b/include/net/netns/mib.h
@@ -7,6 +7,7 @@
 	DEFINE_SNMP_STAT(struct tcp_mib, tcp_statistics);
 	DEFINE_SNMP_STAT(struct ipstats_mib, ip_statistics);
 	DEFINE_SNMP_STAT(struct linux_mib, net_statistics);
+	DEFINE_SNMP_STAT(struct udp_mib, udp_statistics);
 };
 
 #endif