--- zzzz-none-000/linux-4.1.38/include/net/inet_hashtables.h	2017-01-18 18:48:06.000000000 +0000
+++ bcm63-7582-715/linux-4.1.38/include/net/inet_hashtables.h	2020-11-25 10:06:48.000000000 +0000
@@ -86,7 +86,7 @@
 	struct hlist_head	owners;
 };
 
-static inline struct net *ib_net(struct inet_bind_bucket *ib)
+static inline struct net *ib_net(struct inet_bind_bucket *ib __maybe_unused)
 {
 	return read_pnet(&ib->ib_net);
 }