diff options
| -rw-r--r-- | drivers/usb/core/usb.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/drivers/usb/core/usb.c b/drivers/usb/core/usb.c index 109f755..087af73 100644 --- a/drivers/usb/core/usb.c +++ b/drivers/usb/core/usb.c @@ -65,6 +65,16 @@ static int generic_probe (struct device *dev) } static int generic_remove (struct device *dev) { + struct usb_device *udev = to_usb_device(dev); + + /* if this is only an unbind, not a physical disconnect, then + * unconfigure the device */ + if (udev->state == USB_STATE_CONFIGURED) + usb_set_configuration(udev, 0); + + /* in case the call failed or the device was suspended */ + if (udev->state >= USB_STATE_CONFIGURED) + usb_disable_device(udev, 0); return 0; } |