linux-kernel - Re: [linux-usb-devel] [PATCH] Remove duplicate ID in ipaq driver

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Message-Id: <1179406940.6510.90.camel@cunning>
Date:	Thu, 17 May 2007 09:02:20 -0400
From:	Ben Collins <ben.collins@...ntu.com>
To:	Greg KH <greg@...ah.com>
Cc:	Roland Dreier <rdreier@...co.com>,
	Linus Torvalds <torvalds@...l.org>,
	linux-kernel@...r.kernel.org,
	linux-usb-devel@...ts.sourceforge.net,
	Ganesh Varadarajan <ganesh@...itas.com>
Subject: Re: [linux-usb-devel] [PATCH] Remove duplicate ID in ipaq driver

On Thu, 2007-05-17 at 05:43 -0700, Greg KH wrote:
> On Wed, May 16, 2007 at 05:36:48PM -0400, Ben Collins wrote:
> > On Wed, 2007-05-16 at 13:59 -0700, Roland Dreier wrote:
> > > >  	/* The first entry is a placeholder for the insmod-specified device */
> > >  > -	{ USB_DEVICE(0x049F, 0x0003) },
> > > 
> > > Is it obvious why this patch is correct?  Especially given the
> > > comment just before the line you delete, and the code
> > > 
> > > 	if (vendor) {
> > > 		ipaq_id_table[0].idVendor = vendor;
> > > 		ipaq_id_table[0].idProduct = product;
> > > 	}
> > > 
> > > in ipaq_init()?
> > 
> > My mistake, quick on the patching going through this dupe list.
> > 
> > Might I add that this is terrible use of the device table, though.
> > Clutters userspace, and adds processing to module-init-tools programs.
> 
> It's a hold-over from the times when we didn't have the sysfs "add a new
> id" interface for usb-serial drivers, which only recently was created.
> 
> So we just have to live with it, and the infinitesimal speed hit it
> creates :)

Any objection to adding it to planned-for-removal and spitting out a
printk when someone uses the "feature"?

-- 
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