--- zzzz-none-000/linux-4.1.52/include/net/neighbour.h	2018-05-28 02:26:45.000000000 +0000
+++ bcm63-7530ax-731/linux-4.1.52/include/net/neighbour.h	2022-03-02 11:37:13.000000000 +0000
@@ -329,7 +329,7 @@
 void neigh_parms_release(struct neigh_table *tbl, struct neigh_parms *parms);
 
 static inline
-struct net *neigh_parms_net(const struct neigh_parms *parms)
+struct net *neigh_parms_net(const struct neigh_parms *parms __maybe_unused)
 {
 	return read_pnet(&parms->net);
 }
@@ -346,7 +346,7 @@
 int pneigh_delete(struct neigh_table *tbl, struct net *net, const void *key,
 		  struct net_device *dev);
 
-static inline struct net *pneigh_net(const struct pneigh_entry *pneigh)
+static inline struct net *pneigh_net(const struct pneigh_entry *pneigh __maybe_unused)
 {
 	return read_pnet(&pneigh->net);
 }