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@googlemail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>

diff --git a/kernel/time/timecompare.c b/kernel/time/timecompare.c
index ac38fbb..a9ae369 100644 (file)
--- 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;