time: fix typo in comments

Fix typo in comments.

BTW: I have to fix coding style in arch/ia64/kernel/time.c also, otherwise
checkpatch.pl will be complaining.

Signed-off-by: Li Zefan <lizf@cn.fujitsu.com>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: Ingo Molnar <mingo@elte.hu>
Cc: john stultz <johnstul@us.ibm.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/arch/ia64/kernel/time.c b/arch/ia64/kernel/time.c
index 3ab0427..17fda52 100644
--- a/arch/ia64/kernel/time.c
+++ b/arch/ia64/kernel/time.c
@@ -49,13 +49,13 @@
 #endif
 
 static struct clocksource clocksource_itc = {
-        .name           = "itc",
-        .rating         = 350,
-        .read           = itc_get_cycles,
-        .mask           = CLOCKSOURCE_MASK(64),
-        .mult           = 0, /*to be caluclated*/
-        .shift          = 16,
-        .flags          = CLOCK_SOURCE_IS_CONTINUOUS,
+	.name           = "itc",
+	.rating         = 350,
+	.read           = itc_get_cycles,
+	.mask           = CLOCKSOURCE_MASK(64),
+	.mult           = 0, /*to be calculated*/
+	.shift          = 16,
+	.flags          = CLOCK_SOURCE_IS_CONTINUOUS,
 };
 static struct clocksource *itc_clocksource;