Re: [char-misc-next 4/5] mei: nfc: clean nfc internal struct on host exit

[Greg KH <gregkh@linuxfoundation.org>]

On Sun, Jul 20, 2014 at 06:30:16AM +0000, Winkler, Tomas wrote:
> > > @@ -553,6 +553,7 @@ void mei_nfc_host_exit(struct mei_device *dev)
> > >  {
> > >  	struct mei_nfc_dev *ndev = &nfc_dev;
> > >  	cancel_work_sync(&ndev->init_work);
> > > +	memset(ndev, 0, sizeof(struct mei_nfc_dev));
> > 
> > This implies that something is using a "static" device structure, which
> > isn't allowed by the driver core.  So please fix the root cause here,
> > don't paper over the bug.
> >
> You are partially correct as this is not the 'struct device' it just a nfc singleton in any case it is not really nice
> and  we have the fix in queue but it is rather extensive rework and  I guess it won't be suitable for stable
> so hence this one liner fix.

It shouldn't be a huge rework to make a static variable dynamic, right?
Please do it correctly.

thanks,

greg k-h