linux-kernel - [PATCH] Fix BUILD_BUG_ON

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: Windows password security audit tool. GUI, reports in PDF.

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

Message-ID: <20110530160356.GA23646@gallifrey>
Date:	Mon, 30 May 2011 17:03:56 +0100
From:	"Dr. David Alan Gilbert" <linux@...blig.org>
To:	linux-kernel@...r.kernel.org
Cc:	KOSAKI Motohiro <kosaki.motohiro@...fujitsu.com>,
	akpm@...ux-foundation.org
Subject: [PATCH] Fix BUILD_BUG_ON_ZERO sparse breakage

BUILD_BUG_ON_ZERO and BUILD_BUG_ON_NULL must return values, even in the CHECKER
case otherwise various users of it become syntactically invalid.

Signed-off-by: Dr. David Alan Gilbert <linux@...blig.org>
Reviewed-by: KOSAKI Motohiro <kosaki.motohiro@...fujitsu.com>
---

diff --git a/include/linux/kernel.h b/include/linux/kernel.h
index fb0e732..953352a 100644
--- a/include/linux/kernel.h
+++ b/include/linux/kernel.h
@@ -671,8 +671,8 @@ struct sysinfo {
 
 #ifdef __CHECKER__
 #define BUILD_BUG_ON_NOT_POWER_OF_2(n)
-#define BUILD_BUG_ON_ZERO(e)
-#define BUILD_BUG_ON_NULL(e)
+#define BUILD_BUG_ON_ZERO(e) (0)
+#define BUILD_BUG_ON_NULL(e) ((void*)0)
 #define BUILD_BUG_ON(condition)
 #else /* __CHECKER__ */
 
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/