linux-kernel - xen/tmem: use BUILD_BUG_ON() in favor of BUG

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Message-Id: <5566EC98020000780007E66A@mail.emea.novell.com>
Date:	Thu, 28 May 2015 09:23:20 +0100
From:	"Jan Beulich" <JBeulich@...e.com>
To:	"David Vrabel" <david.vrabel@...rix.com>,
	"Boris Ostrovsky" <boris.ostrovsky@...cle.com>,
	"Konrad Rzeszutek Wilk" <konrad.wilk@...cle.com>
Cc:	<linux-kernel@...r.kernel.org>
Subject: xen/tmem: use BUILD_BUG_ON() in favor of BUG_ON()

... when the checked expression is compile time constant.

Signed-off-by: Jan Beulich <jbeulich@...e.com>
---
 drivers/xen/tmem.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

--- 4.1-rc5/drivers/xen/tmem.c
+++ 4.1-rc5-tmem-BUILD_BUG_ON/drivers/xen/tmem.c
@@ -395,7 +395,7 @@ static int __init xen_tmem_init(void)
 	}
 #endif
 #ifdef CONFIG_CLEANCACHE
-	BUG_ON(sizeof(struct cleancache_filekey) != sizeof(struct tmem_oid));
+	BUILD_BUG_ON(sizeof(struct cleancache_filekey) != sizeof(struct tmem_oid));
 	if (tmem_enabled && cleancache) {
 		int err;
 



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