datapath: make generic netlink group const

[ovs.git] / datapath / datapath.h

diff --git a/datapath/datapath.h b/datapath/datapath.h
index ee766621550c7ef51be77547c261f97031adc251..3bffa1dcb77d0aad00aa8d6840891ba3b456f280 100644 (file)
--- a/datapath/datapath.h
+++ b/datapath/datapath.h
@@ -237,7 +237,7 @@ static inline struct datapath *get_dp(struct net *net, int dp_ifindex)
 
 extern struct notifier_block ovs_dp_device_notifier;
 extern struct genl_family dp_vport_genl_family;
-extern struct genl_multicast_group ovs_dp_vport_multicast_group;
+extern const struct genl_multicast_group ovs_dp_vport_multicast_group;
 
 void ovs_dp_process_packet(struct sk_buff *skb, struct sw_flow_key *key);
 void ovs_dp_detach_port(struct vport *);