genetlink: simplify genl_notify

The genl_notify function has too many arguments for no real reason - all
callers use genl_info to get them anyway. Just pass the genl_info down to
genl_notify.

Signed-off-by: Jiri Benc <jbenc@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/include/net/genetlink.h b/include/net/genetlink.h
index a9af1cc..1b6b6dc 100644
--- a/include/net/genetlink.h
+++ b/include/net/genetlink.h
@@ -183,9 +183,8 @@
 					    (grps), ARRAY_SIZE(grps))
 
 int genl_unregister_family(struct genl_family *family);
-void genl_notify(struct genl_family *family,
-		 struct sk_buff *skb, struct net *net, u32 portid,
-		 u32 group, struct nlmsghdr *nlh, gfp_t flags);
+void genl_notify(struct genl_family *family, struct sk_buff *skb,
+		 struct genl_info *info, u32 group, gfp_t flags);
 
 struct sk_buff *genlmsg_new_unicast(size_t payload, struct genl_info *info,
 				    gfp_t flags);