From: Tetsuo Handa <penguin-kernel@i-love.sakura.ne.jp>
Date: Mon, 8 Nov 2010 02:20:49 +0000 (+0900)
Subject: kernel: Constify temporary variable in roundup()
X-Git-Tag: v2.6.37-rc2~73^2
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=6070bf3596f3b5a54091a08d5b2bc90c143dc264;p=profile%2Fcommon%2Fkernel-common.git

kernel: Constify temporary variable in roundup()

Fix build error with GCC 3.x caused by commit b28efd54
"kernel: roundup should only reference arguments once" by constifying
temporary variable used in that macro.

Signed-off-by: Tetsuo Handa <penguin-kernel@I-love.SAKURA.ne.jp>
Suggested-by: Andrew Morton <akpm@linux-foundation.org>
Acked-by: Eric Paris <eparis@redhat.com>
Signed-off-by: James Morris <jmorris@namei.org>
---

diff --git a/include/linux/kernel.h b/include/linux/kernel.h
index 450092c..b526947 100644
--- a/include/linux/kernel.h
+++ b/include/linux/kernel.h
@@ -60,7 +60,7 @@ extern const char linux_proc_banner[];
 #define DIV_ROUND_UP(n,d) (((n) + (d) - 1) / (d))
 #define roundup(x, y) (					\
 {							\
-	typeof(y) __y = y;				\
+	const typeof(y) __y = y;			\
 	(((x) + (__y - 1)) / __y) * __y;		\
 }							\
 )