3697   struct usb_device *parent = dev->parent;  in hub_start_disconnect()  local
3700   if (parent) {  in hub_start_disconnect()
3701     for (i = 0; i < parent->maxchild; i++) {  in hub_start_disconnect()
3702       if (parent->children[i] == dev) {  in hub_start_disconnect()
3703         usb_disconnect(&parent->children[i]);  in hub_start_disconnect()
5234   if (!hub->parent)  in hub_port_connect_change()
5353     if ( (hub->parent == NULL) && (hcd->isBadDevice) )  in hub_port_connect_change()
5478     if (hub->parent == NULL)  in hub_port_connect_change()
5791     pdev = dev->parent;  in hub_port_connect_change()
5808     dev->dev.parent = dev->parent->dev.parent->parent;  in hub_port_connect_change()
7831   struct usb_device *parent = dev->parent;  in usb_physical_reset_device()  local
7835   if (!parent) {  in usb_physical_reset_device()
7936   for (i = 0; i < parent->maxchild; i++)  in usb_physical_reset_device()
7937     if (parent->children[i] == dev) {  in usb_physical_reset_device()
8048   if (hub_port_reset(parent, port, dev, HUB_SHORT_RESET_TIME)) {  in usb_physical_reset_device()
8049     hub_port_disable(parent, port);  in usb_physical_reset_device()
8154     hub_port_disable(parent, port);  in usb_physical_reset_device()
8659     if ((udev->parent->parent == NULL) && hcd->isBadDevice)  // one hub tier???  in usb_reset_device()