--- zzzz-none-000/linux-4.1.52/arch/arm/include/asm/pgtable-2level.h	2018-05-28 02:26:45.000000000 +0000
+++ bcm63-7530ax-731/linux-4.1.52/arch/arm/include/asm/pgtable-2level.h	2022-03-02 11:37:12.000000000 +0000
@@ -157,7 +157,7 @@
 #define pud_clear(pudp)		do { } while (0)
 #define set_pud(pud,pudp)	do { } while (0)
 
-static inline pmd_t *pmd_offset(pud_t *pud, unsigned long addr)
+static inline pmd_t *pmd_offset(pud_t *pud, unsigned long addr __maybe_unused)
 {
 	return (pmd_t *)pud;
 }