From c152aed4dcc21e6d496e700148fdd85c2b0ff09c Mon Sep 17 00:00:00 2001 From: Arnd Bergmann Date: Tue, 16 May 2023 18:06:42 +0200 Subject: [PATCH] arm64: add alt_cb_patch_nops prototype alt_cb_patch_nops() is called through an inline asm macro, so it does not need a prototype for the caller, but adding it avoids this W=1 build warning: arch/arm64/kernel/alternative.c:295:14: error: no previous prototype for 'alt_cb_patch_nops' [-Werror=missing-prototypes] Signed-off-by: Arnd Bergmann Reviewed-by: Kees Cook Acked-by: Ard Biesheuvel Link: https://lore.kernel.org/r/20230516160642.523862-16-arnd@kernel.org Signed-off-by: Catalin Marinas --- arch/arm64/include/asm/alternative.h | 3 +++ 1 file changed, 3 insertions(+) diff --git a/arch/arm64/include/asm/alternative.h b/arch/arm64/include/asm/alternative.h index a38b92e11811e..55da3fedcfe29 100644 --- a/arch/arm64/include/asm/alternative.h +++ b/arch/arm64/include/asm/alternative.h @@ -31,5 +31,8 @@ void apply_alternatives_module(void *start, size_t length); static inline void apply_alternatives_module(void *start, size_t length) { } #endif +void alt_cb_patch_nops(struct alt_instr *alt, __le32 *origptr, + __le32 *updptr, int nr_inst); + #endif /* __ASSEMBLY__ */ #endif /* __ASM_ALTERNATIVE_H */