lists.openwall.net | lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening PHC | |
Open Source and information security mailing list archives
| ||
|
Date: Wed, 14 Apr 2021 00:41:28 -0700 From: Michael Forney <mforney@...rney.org> To: linux-ext4@...r.kernel.org Subject: [PATCH 2/2] libext2fs: use offsetof() from stddef.h offsetof is a standard C feature available from stddef.h, going back all the way to ANSI C. Signed-off-by: Michael Forney <mforney@...rney.org> --- Perhaps there is some reason to prefer compiler builtins over libc that I'm not seeing? lib/ext2fs/compiler.h | 13 +------------ 1 file changed, 1 insertion(+), 12 deletions(-) diff --git a/lib/ext2fs/compiler.h b/lib/ext2fs/compiler.h index 03c35ab8..42faa61c 100644 --- a/lib/ext2fs/compiler.h +++ b/lib/ext2fs/compiler.h @@ -1,18 +1,7 @@ #ifndef _EXT2FS_COMPILER_H #define _EXT2FS_COMPILER_H -#ifndef __has_builtin -#define __has_builtin(x) 0 -#endif - -#undef offsetof -#if __has_builtin(__builtin_offsetof) -#define offsetof(TYPE, MEMBER) __builtin_offsetof(TYPE, MEMBER) -#elif defined(__compiler_offsetof) -#define offsetof(TYPE,MEMBER) __compiler_offsetof(TYPE,MEMBER) -#else -#define offsetof(TYPE, MEMBER) ((size_t) &((TYPE *)0)->MEMBER) -#endif +#include <stddef.h> #ifdef __GNUC__ #define container_of(ptr, type, member) ({ \ -- 2.30.1
Powered by blists - more mailing lists