linux-kernel - Re: [PATCH] usb: gadget: net2280: Remove pci_class from PCI

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Date:	Wed, 27 Aug 2014 14:11:09 -0700
From:	Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:	Ricardo Ribalda Delgado <ricardo.ribalda@...il.com>
Cc:	Felipe Balbi <balbi@...com>,
	Linux USB Mailing List <linux-usb@...r.kernel.org>,
	LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] usb: gadget: net2280: Remove pci_class from PCI_TABLE

On Wed, Aug 27, 2014 at 11:03:00PM +0200, Ricardo Ribalda Delgado wrote:
> Hello Greg
> 
> >>
> >> Not many drivers define the pci interface and there is no other driver
> >> that has the same vendor  and product id. Therefore I see no hurt in
> >> adding both patches, one to make the driver broader, and another to
> >> fix pci-sysfs.
> >>
> >> Also, the change on pci-sysfs might affect more stuff and therefore
> >> take longer to be applied.
> >
> > As we have been printing the value to userspace in this way for well
> > over a decade now, and nothing has changed, I say it's a userspace bug
> > that you should fix instead.  Don't work around broken user programs in
> > the kernel by changing something that has been stable for 10+ years.
> >
> > Ok, sorry, not 10+ years, the commit was written May of 2005, so 9
> > years.
> >
> > Fix your module loading code please.
> 
> On the other thread ( https://lkml.org/lkml/2014/8/27/242 ) we have
> agreed about fixing this thing on pci-sysfs.c .
> 
> Still I think that there is no good reason to add the pci interface to
> the pci_table on this driver. Therefore I consider that this patch is
> still valid.
> 
> What do you think. This patch is NACK?

Yeah, I don't think this patch is needed as it properly sets the class
of the device to be matched against, so it should not be necessary at
all.

thanks,

greg k-h
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