1 files changed, 14 insertions, 1 deletions

diff --git a/drivers/usb/core/hub.c b/drivers/usb/core/hub.c
index eb57fcc701d..8eb4da332f5 100644
--- a/drivers/usb/core/hub.c
+++ b/drivers/usb/core/hub.c
@@ -1326,6 +1326,12 @@ void usb_disconnect(struct usb_device **pdev)
 
         usb_unlock_device(udev);
 
+        /* Remove the device-specific files from sysfs.  This must be
+         * done with udev unlocked, because some of the attribute
+         * routines try to acquire the device lock.
+         */
+        usb_remove_sysfs_dev_files(udev);
+
         /* Unregister the device.  The device driver is responsible
          * for removing the device files from usbfs and sysfs and for
          * de-configuring the device.
@@ -1541,6 +1547,9 @@ int usb_new_device(struct usb_device *udev)
                 goto fail;
         }
 
+        /* put device-specific files into sysfs */
+        usb_create_sysfs_dev_files(udev);
+
         /* Tell the world! */
         announce_device(udev);
         return err;
@@ -2744,7 +2753,11 @@ loop:
                 if ((status == -ENOTCONN) || (status == -ENOTSUPP))
                         break;
         }
-        dev_err(hub_dev, "unable to enumerate USB device on port %d\n", port1);
+        if (hub->hdev->parent ||
+                        !hcd->driver->port_handed_over ||
+                        !(hcd->driver->port_handed_over)(hcd, port1))
+                dev_err(hub_dev, "unable to enumerate USB device on port %d\n",
+                                port1);
  
 done:
         hub_port_disable(hub, port1, 1);