From: Qian Cai <cai@xxxxxx> [ Upstream commit f1d4836201543e88ebe70237e67938168d5fab19 ] GCC throws out this warning on arm64. drivers/firmware/efi/libstub/arm-stub.c: In function 'efi_entry': drivers/firmware/efi/libstub/arm-stub.c:132:22: warning: variable 'si' set but not used [-Wunused-but-set-variable] Fix it by making free_screen_info() a static inline function. Acked-by: Will Deacon <will@xxxxxxxxxx> Signed-off-by: Qian Cai <cai@xxxxxx> Signed-off-by: Catalin Marinas <catalin.marinas@xxxxxxx> Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx> --- arch/arm64/include/asm/efi.h | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) diff --git a/arch/arm64/include/asm/efi.h b/arch/arm64/include/asm/efi.h index 65615820155e6..65db124a44bff 100644 --- a/arch/arm64/include/asm/efi.h +++ b/arch/arm64/include/asm/efi.h @@ -52,7 +52,11 @@ int efi_set_mapping_permissions(struct mm_struct *mm, efi_memory_desc_t *md); #define efi_is_64bit() (true) #define alloc_screen_info(x...) &screen_info -#define free_screen_info(x...) + +static inline void free_screen_info(efi_system_table_t *sys_table_arg, + struct screen_info *si) +{ +} /* redeclare as 'hidden' so the compiler will generate relative references */ extern struct screen_info screen_info __attribute__((__visibility__("hidden"))); -- 2.20.1