1 files changed, 2 insertions, 3 deletions

diff --git a/drivers/usb/host/r8a66597-hcd.c b/drivers/usb/host/r8a66597-hcd.c
index 4c634eb5635..fcc09e5ec0a 100644
--- a/drivers/usb/host/r8a66597-hcd.c
+++ b/drivers/usb/host/r8a66597-hcd.c
@@ -2029,15 +2029,14 @@ static int r8a66597_get_frame(struct usb_hcd *hcd)
 static void collect_usb_address_map(struct usb_device *udev, unsigned long *map)
 {
         int chix;
+        struct usb_device *childdev;
 
         if (udev->state == USB_STATE_CONFIGURED &&
             udev->parent && udev->parent->devnum > 1 &&
             udev->parent->descriptor.bDeviceClass == USB_CLASS_HUB)
                 map[udev->devnum/32] |= (1 << (udev->devnum % 32));
 
-        for (chix = 0; chix < udev->maxchild; chix++) {
-                struct usb_device *childdev = udev->children[chix];
-
+        usb_hub_for_each_child(udev, chix, childdev) {
                 if (childdev)
                         collect_usb_address_map(childdev, map);
         }