diff options
Diffstat (limited to 'drivers/usb/core/hub.c')
| -rw-r--r-- | drivers/usb/core/hub.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/drivers/usb/core/hub.c b/drivers/usb/core/hub.c index 0e0a190bbd0..e198ff8a11c 100644 --- a/drivers/usb/core/hub.c +++ b/drivers/usb/core/hub.c @@ -1524,6 +1524,15 @@ static void update_address(struct usb_device *udev, int devnum) udev->devnum = devnum; } +static void hub_free_dev(struct usb_device *udev) +{ + struct usb_hcd *hcd = bus_to_hcd(udev->bus); + + /* Root hubs aren't real devices, so don't free HCD resources */ + if (hcd->driver->free_dev && udev->parent) + hcd->driver->free_dev(hcd, udev); +} + /** * usb_disconnect - disconnect a device (usbcore-internal) * @pdev: pointer to device being disconnected @@ -1592,6 +1601,8 @@ void usb_disconnect(struct usb_device **pdev) *pdev = NULL; spin_unlock_irq(&device_state_lock); + hub_free_dev(udev); + put_device(&udev->dev); } @@ -3166,6 +3177,7 @@ loop_disable: loop: usb_ep0_reinit(udev); release_address(udev); + hub_free_dev(udev); usb_put_dev(udev); if ((status == -ENOTCONN) || (status == -ENOTSUPP)) break; |