spelling fixes: arch/sh64/

Spelling fixes in arch/sh64/.

Signed-off-by: Simon Arlott <simon@fire.lp0.eu>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
diff --git a/arch/sh64/mm/fault.c b/arch/sh64/mm/fault.c
index 4dd8ee8..3cd93ba 100644
--- a/arch/sh64/mm/fault.c
+++ b/arch/sh64/mm/fault.c
@@ -135,7 +135,7 @@
 	/* SIM
 	 * Note this is now called with interrupts still disabled
 	 * This is to cope with being called for a missing IO port
-	 * address with interupts disabled. This should be fixed as
+	 * address with interrupts disabled. This should be fixed as
 	 * soon as we have a better 'fast path' miss handler.
 	 *
 	 * Plus take care how you try and debug this stuff.