--- zzzz-none-000/linux-4.1.38/include/linux/elf.h	2017-01-18 18:48:06.000000000 +0000
+++ bcm63-7582-715/linux-4.1.38/include/linux/elf.h	2020-11-25 10:06:48.000000000 +0000
@@ -48,7 +48,7 @@
 
 #ifndef ARCH_HAVE_EXTRA_ELF_NOTES
 static inline int elf_coredump_extra_notes_size(void) { return 0; }
-static inline int elf_coredump_extra_notes_write(struct coredump_params *cprm) { return 0; }
+static inline int elf_coredump_extra_notes_write(struct coredump_params *cprm __maybe_unused) { return 0; }
 #else
 extern int elf_coredump_extra_notes_size(void);
 extern int elf_coredump_extra_notes_write(struct coredump_params *cprm);