linux-kernel - [PATCH 2/5] export.h: use __is_defined() to check if __KSYM

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 linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite for Android: free password hash cracker in your pocket

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:	Tue, 14 Jun 2016 14:58:55 +0900
From:	Masahiro Yamada <yamada.masahiro@...ionext.com>
To:	linux-kernel@...r.kernel.org,
	Andrew Morton <akpm@...ux-foundation.org>
Cc:	Rusty Russell <rusty@...tcorp.com.au>,
	Michal Simek <michal.simek@...inx.com>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	Arnd Bergmann <arnd@...db.de>, Michal Marek <mmarek@...e.cz>,
	Nicolas Pitre <nicolas.pitre@...aro.org>,
	Masahiro Yamada <yamada.masahiro@...ionext.com>
Subject: [PATCH 2/5] export.h: use __is_defined() to check if __KSYM_* is defined

Here the need is for a macro that checks whether the given symbol is
defined or not, which has nothing to do with config.

The new macro __is_defined() is a better fit for this case.

Signed-off-by: Masahiro Yamada <yamada.masahiro@...ionext.com>
---

 include/linux/export.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/include/linux/export.h b/include/linux/export.h
index 2f9ccbe..c565f87 100644
--- a/include/linux/export.h
+++ b/include/linux/export.h
@@ -82,7 +82,7 @@ extern struct module __this_module;
 #include <generated/autoksyms.h>
 
 #define __EXPORT_SYMBOL(sym, sec)				\
-	__cond_export_sym(sym, sec, config_enabled(__KSYM_##sym))
+	__cond_export_sym(sym, sec, __is_defined(__KSYM_##sym))
 #define __cond_export_sym(sym, sec, conf)			\
 	___cond_export_sym(sym, sec, conf)
 #define ___cond_export_sym(sym, sec, enabled)			\
-- 
1.9.1