From 3febc89563f69494e69c04b30ffbed04fa3c2b82 Mon Sep 17 00:00:00 2001 From: Christophe Leroy Date: Fri, 5 May 2023 07:24:16 +0200 Subject: [PATCH] powerpc: Force cast on memcpy_toio() sparse reports the following warning: CHECK arch/powerpc/cpu/mpc8xx/micropatch_usb_sof.c arch/powerpc/cpu/mpc8xx/micropatch_usb_sof.c:29:9: warning: cast removes address space '' of expression arch/powerpc/cpu/mpc8xx/micropatch_usb_sof.c:30:9: warning: cast removes address space '' of expression This is because of (void *) casts for using memcpy() as a substitute. Do like other architectures, __force the cast to silence the warning Signed-off-by: Christophe Leroy --- arch/powerpc/include/asm/io.h | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/arch/powerpc/include/asm/io.h b/arch/powerpc/include/asm/io.h index 998a82a..f63cae0 100644 --- a/arch/powerpc/include/asm/io.h +++ b/arch/powerpc/include/asm/io.h @@ -95,9 +95,9 @@ extern void _outsl_ns(volatile u32 *port, const void *buf, int nl); #define IO_SPACE_LIMIT ~0 -#define memset_io(a,b,c) memset((void *)(a),(b),(c)) -#define memcpy_fromio(a,b,c) memcpy((a),(void *)(b),(c)) -#define memcpy_toio(a,b,c) memcpy((void *)(a),(b),(c)) +#define memset_io(a,b,c) memset((void __force *)(a),(b),(c)) +#define memcpy_fromio(a,b,c) memcpy((a),(void __force *)(b),(c)) +#define memcpy_toio(a,b,c) memcpy((void __force *)(a),(b),(c)) /* * Enforce In-order Execution of I/O: -- 2.7.4