--- zzzz-none-000/linux-3.10.107/net/openvswitch/vport-internal_dev.h	2017-06-27 09:49:32.000000000 +0000
+++ scorpion-7490-727/linux-3.10.107/net/openvswitch/vport-internal_dev.h	2021-02-04 17:41:59.000000000 +0000
@@ -24,5 +24,7 @@
 
 int ovs_is_internal_dev(const struct net_device *);
 struct vport *ovs_internal_dev_get_vport(struct net_device *);
+int ovs_internal_dev_rtnl_link_register(void);
+void ovs_internal_dev_rtnl_link_unregister(void);
 
 #endif /* vport-internal_dev.h */