diff --git a/bus/usb/ohci.c b/bus/usb/ohci.c
index ba723996a..66b7c0855 100644
--- a/bus/usb/ohci.c
+++ b/bus/usb/ohci.c
@@ -832,6 +832,8 @@ grub_ohci_setup_transfer (grub_usb_controller_t dev,
       }
     }
 
+  transfer->controller_data = cdata;
+
   return GRUB_USB_ERR_NONE;
 }