linux-kernel - [PATCH] kernel: time: use ARRAY

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Date:	Mon, 23 Aug 2010 00:43:49 +0100
From:	Nikitas Angelinas <nikitasangelinas@...glemail.com>
To:	akpm@...ux-foundation.org, davem@...emloft.net, 21cnbao@...il.com,
	tj@...nel.org
Cc:	linux-kernel@...r.kernel.org,
	Nikitas Angelinas <nikitasangelinas@...glemail.com>
Subject: [PATCH] kernel: time: use ARRAY_SIZE macro in timecompare.c

Replace sizeof(buffer)/sizeof(buffer[0]) with ARRAY_SIZE(buffer) in
kernel/time/timecompare.c

Signed-off-by: Nikitas Angelinas <nikitasangelinas@...glemail.com>
---
 kernel/time/timecompare.c |    5 +++--
 1 files changed, 3 insertions(+), 2 deletions(-)

diff --git a/kernel/time/timecompare.c b/kernel/time/timecompare.c
index ac38fbb..a9ae369 100644
--- a/kernel/time/timecompare.c
+++ b/kernel/time/timecompare.c
@@ -21,6 +21,7 @@
 #include <linux/module.h>
 #include <linux/slab.h>
 #include <linux/math64.h>
+#include <linux/kernel.h>
 
 /*
  * fixed point arithmetic scale factor for skew
@@ -57,11 +58,11 @@ int timecompare_offset(struct timecompare *sync,
 	int index;
 	int num_samples = sync->num_samples;
 
-	if (num_samples > sizeof(buffer)/sizeof(buffer[0])) {
+	if (num_samples > ARRAY_SIZE(buffer)) {
 		samples = kmalloc(sizeof(*samples) * num_samples, GFP_ATOMIC);
 		if (!samples) {
 			samples = buffer;
-			num_samples = sizeof(buffer)/sizeof(buffer[0]);
+			num_samples = ARRAY_SIZE(buffer);
 		}
 	} else {
 		samples = buffer;
-- 
1.7.1.1

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