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time: Use ARRAY_SIZE macro in timecompare.c

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

Signed-off-by: Nikitas Angelinas <nikitasangelinas@googlemail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
This commit is contained in:
Nikitas Angelinas 2010-10-20 15:57:31 -07:00 committed by Thomas Gleixner
parent aaabe31c25
commit 2bf1c05e3c
1 changed files with 3 additions and 2 deletions
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5
kernel/time/timecompare.c
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@ -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;