usb: musb: Use ARRAY_SIZE at appropriate places

Signed-off-by: Axel Lin <axel.lin@ingics.com>
diff --git a/drivers/usb/musb/musb_hcd.c b/drivers/usb/musb/musb_hcd.c
index 60e03a4..7bb91e5 100644
--- a/drivers/usb/musb/musb_hcd.c
+++ b/drivers/usb/musb/musb_hcd.c
@@ -1105,8 +1105,7 @@
 
 	/* Configure all the endpoint FIFO's and start usb controller */
 	musbr = musb_cfg.regs;
-	musb_configure_ep(&epinfo[0],
-			sizeof(epinfo) / sizeof(struct musb_epinfo));
+	musb_configure_ep(&epinfo[0], ARRAY_SIZE(epinfo));
 	musb_start();
 
 	/*
diff --git a/drivers/usb/musb/musb_udc.c b/drivers/usb/musb/musb_udc.c
index e0b4217..e8a2ce0 100644
--- a/drivers/usb/musb/musb_udc.c
+++ b/drivers/usb/musb/musb_udc.c
@@ -894,8 +894,7 @@
 			epinfo[id * 2].epsize = endpoint->rcv_packetSize;
 		}
 
-		musb_configure_ep(&epinfo[0],
-				  sizeof(epinfo) / sizeof(struct musb_epinfo));
+		musb_configure_ep(&epinfo[0], ARRAY_SIZE(epinfo));
 	} else {
 		if (debug_level > 0)
 			serial_printf("ERROR : %s endpoint request %d "