From 25d2cae4a5578695f667e868ada38b0b73eb1080 Mon Sep 17 00:00:00 2001 From: Christoph Hellwig Date: Thu, 16 Sep 2021 09:04:02 +0200 Subject: m68k: Use BUILD_BUG for passing invalid sizes to get_user/put_user Simplify the handling a bit by using the common helper instead of referencing undefined symbols. Signed-off-by: Christoph Hellwig Reviewed-by: Michael Schmitz Tested-by: Michael Schmitz Link: https://lore.kernel.org/r/20210916070405.52750-4-hch@lst.de Signed-off-by: Geert Uytterhoeven --- arch/m68k/include/asm/uaccess.h | 9 ++------- 1 file changed, 2 insertions(+), 7 deletions(-) (limited to 'arch/m68k') diff --git a/arch/m68k/include/asm/uaccess.h b/arch/m68k/include/asm/uaccess.h index 610bfe8d64d5..01334a9658c4 100644 --- a/arch/m68k/include/asm/uaccess.h +++ b/arch/m68k/include/asm/uaccess.h @@ -39,9 +39,6 @@ static inline int access_ok(const void __user *addr, #define MOVES "move" #endif -extern int __put_user_bad(void); -extern int __get_user_bad(void); - #define __put_user_asm(res, x, ptr, bwl, reg, err) \ asm volatile ("\n" \ "1: "MOVES"."#bwl" %2,%1\n" \ @@ -105,8 +102,7 @@ asm volatile ("\n" \ break; \ } \ default: \ - __pu_err = __put_user_bad(); \ - break; \ + BUILD_BUG(); \ } \ __pu_err; \ }) @@ -179,8 +175,7 @@ asm volatile ("\n" \ break; \ } \ default: \ - __gu_err = __get_user_bad(); \ - break; \ + BUILD_BUG(); \ } \ __gu_err; \ }) -- cgit