Re: [PATCH] HID: check for HID_QUIRK_IGNORE during probing

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On Wed, 26 May 2010 08:24:23 +0200
Jindrich Makovicka <makovick@xxxxxxxxx> wrote:

> On Tue, 25 May 2010 23:41:02 +0100
> Bastien Nocera <hadess@xxxxxxxxxx> wrote:
> 
> > On Tue, 2010-05-25 at 22:53 +0200, Jindrich Makovicka wrote:
> > > Updated to current git:
> > > 
> > > --- hid-core.c.orig	2010-05-25 22:04:58.000000000 +0200
> > > +++ hid-core.c	2010-05-25 22:08:53.791241376 +0200
> > > @@ -1759,7 +1759,8 @@
> > >  
> > >  	/* we need to kill them here, otherwise they will stay
> > > allocated to
> > >  	 * wait for coming driver */
> > > -	if (!(hdev->quirks & HID_QUIRK_NO_IGNORE) &&
> > > hid_ignore(hdev))
> > > +	if (!(hdev->quirks & HID_QUIRK_NO_IGNORE)
> > > +            && (hid_ignore(hdev) || (hdev->quirks &
> > > HID_QUIRK_IGNORE))) return -ENODEV;
> > >  
> > >  	/* XXX hack, any other cleaner solution after the driver
> > > core
> > 
> > Wouldn't that mean that a device with HID_QUIRK_IGNORE for which we
> > pass HID_QUIRK_NO_IGNORE, would still be ignored?
> 
> With HID_QUIRK_NO_IGNORE, the whole expression will be FALSE, and the 
> part after && wouldn't be even evaluated in both current and patched
> version. So, NO_IGNORE takes precedence over IGNORE.
> 

Ping?

-- 
Jindrich Makovicka


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