[PATCH] Fix BUILD_BUG_ON_ZERO sparse breakage

From: Dr. David Alan Gilbert
Date: Mon May 30 2011 - 12:04:10 EST


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@xxxxxxxxxxx>
Reviewed-by: KOSAKI Motohiro <kosaki.motohiro@xxxxxxxxxxxxxx>
---

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__ */

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