On Thu, Jun 26, 2008 at 03:49:26PM +0200, Oliver Neukum wrote:
> Am Donnerstag 26 Juni 2008 15:41:10 schrieb Ville Syrjälä:
> > > --- linux-2.6.26-sierra/drivers/input/touchscreen/usbtouchscreen.c.alt 2008-06-26 15:23:34.000000000 +0200
> > > +++ linux-2.6.26-sierra/drivers/input/touchscreen/usbtouchscreen.c 2008-06-26 15:23:38.000000000 +0200
> > > @@ -973,8 +973,8 @@ static void usbtouch_disconnect(struct u
> > >
> > > dbg("%s - usbtouch is initialized, cleaning up", __FUNCTION__);
> > > usb_set_intfdata(intf, NULL);
> > > - usb_kill_urb(usbtouch->irq);
> > > input_unregister_device(usbtouch->input);
> > > + usb_kill_urb(usbtouch->irq);
> > > usb_free_urb(usbtouch->irq);
> > > usbtouch_free_buffers(interface_to_usbdev(intf), usbtouch);
> > > kfree(usbtouch);
> >
> > I think you can just remove that usb_kill_urb() call since
> > usbtouch_close() has already called it by that time.
>
> Are you sure?
Yes, calling dev->close for opened devices as part of unregister is done
by the input core.
--
Dmitry
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