[PATCH net-next] netlink: remove unused 'compare' function

[Florian Westphal <fw@strlen.de>]

No users in the tree.  Tested with allmodconfig build.

Signed-off-by: Florian Westphal <fw@strlen.de>
---
 include/linux/netlink.h  | 1 -
 net/netlink/af_netlink.c | 2 --
 net/netlink/af_netlink.h | 1 -
 3 files changed, 4 deletions(-)

diff --git a/include/linux/netlink.h b/include/linux/netlink.h
index c43ac7690eca..3e8743252167 100644
--- a/include/linux/netlink.h
+++ b/include/linux/netlink.h
@@ -50,7 +50,6 @@ struct netlink_kernel_cfg {
 	struct mutex	*cb_mutex;
 	int		(*bind)(struct net *net, int group);
 	void		(*unbind)(struct net *net, int group);
-	bool		(*compare)(struct net *net, struct sock *sk);
 };
 
 struct sock *__netlink_kernel_create(struct net *net, int unit,
diff --git a/net/netlink/af_netlink.c b/net/netlink/af_netlink.c
index c64277659753..877f1da1a8ac 100644
--- a/net/netlink/af_netlink.c
+++ b/net/netlink/af_netlink.c
@@ -2097,8 +2097,6 @@ __netlink_kernel_create(struct net *net, int unit, struct module *module,
 			nl_table[unit].bind = cfg->bind;
 			nl_table[unit].unbind = cfg->unbind;
 			nl_table[unit].flags = cfg->flags;
-			if (cfg->compare)
-				nl_table[unit].compare = cfg->compare;
 		}
 		nl_table[unit].registered = 1;
 	} else {
diff --git a/net/netlink/af_netlink.h b/net/netlink/af_netlink.h
index 5f454c8de6a4..90a3198a9b7f 100644
--- a/net/netlink/af_netlink.h
+++ b/net/netlink/af_netlink.h
@@ -64,7 +64,6 @@ struct netlink_table {
 	struct module		*module;
 	int			(*bind)(struct net *net, int group);
 	void			(*unbind)(struct net *net, int group);
-	bool			(*compare)(struct net *net, struct sock *sock);
 	int			registered;
 };
 
-- 
2.39.2