ARM: lib/lib1funcs.S: fix typo s/substractions/subtractions/

Signed-off-by: NAntonio Ospite <ao2@ao2.it>
Cc: Russell King <linux@arm.linux.org.uk>
Cc: Christoffer Dall <christoffer.dall@linaro.org>
Cc: linux-arm-kernel@lists.infradead.org
Acked-by: NRussell King <rmk+kernel@arm.linux.org.uk>
Signed-off-by: NJiri Kosina <jkosina@suse.cz>

arch/arm/lib/lib1funcs.S

@@ -167,7 +167,7 @@ Boston, MA 02111-1307, USA.  */
 
 #endif
 
-	@ Perform all needed substractions to keep only the reminder.
+	@ Perform all needed subtractions to keep only the reminder.
 	@ Do comparisons in batch of 4 first.
 	subs	\order, \order, #3		@ yes, 3 is intended here
 	blt	2f
@@ -189,7 +189,7 @@ Boston, MA 02111-1307, USA.  */
 	teqne	\dividend, #0
 	beq	5f
 
-	@ Either 1, 2 or 3 comparison/substractions are left.
+	@ Either 1, 2 or 3 comparison/subtractions are left.
 2:	cmn	\order, #2
 	blt	4f
 	beq	3f