1 files changed, 2 insertions, 1 deletions

diff --git a/include/linux/netlink.h b/include/linux/netlink.h
index 034cda789a15..9e572daa15d5 100644
--- a/include/linux/netlink.h
+++ b/include/linux/netlink.h
@@ -46,7 +46,8 @@ struct netlink_kernel_cfg {
         unsigned int    flags;
         void            (*input)(struct sk_buff *skb);
         struct mutex    *cb_mutex;
-        void            (*bind)(int group);
+        int             (*bind)(int group);
+        void            (*unbind)(int group);
         bool            (*compare)(struct net *net, struct sock *sk);
 };