[MMC] wbsd: make use of ARRAY_SIZE() macro

Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
Acked-by: Pierre Ossman <drzeus@drzeus.cx>
diff --git a/drivers/mmc/wbsd.c b/drivers/mmc/wbsd.c
index c7eb7c2..9df0dde 100644
--- a/drivers/mmc/wbsd.c
+++ b/drivers/mmc/wbsd.c
@@ -1456,13 +1456,11 @@
 	 * Iterate through all ports, all codes to
 	 * find hardware that is in our known list.
 	 */
-	for (i = 0;i < sizeof(config_ports)/sizeof(int);i++)
-	{
+	for (i = 0; i < ARRAY_SIZE(config_ports); i++) {
 		if (!request_region(config_ports[i], 2, DRIVER_NAME))
 			continue;
 
-		for (j = 0;j < sizeof(unlock_codes)/sizeof(int);j++)
-		{
+		for (j = 0; j < ARRAY_SIZE(unlock_codes); j++) {
 			id = 0xFFFF;
 
 			host->config = config_ports[i];
@@ -1478,8 +1476,7 @@
 
 			wbsd_lock_config(host);
 
-			for (k = 0;k < sizeof(valid_ids)/sizeof(int);k++)
-			{
+			for (k = 0; k < ARRAY_SIZE(valid_ids); k++) {
 				if (id == valid_ids[k])
 				{
 					host->chip_id = id;