linux-kernel - Re: [stable] [patch 25/28] USB: cdc-acm: fix sysfs attribute registration bug

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Date:	Fri, 24 Aug 2007 13:59:55 -0400 (EDT)
From:	Alan Stern <stern@...land.harvard.edu>
To:	Greg KH <greg@...ah.com>
cc:	Greg KH <gregkh@...e.de>, Oliver Neukum <oneukum@...e.de>,
	Theodore Ts'o <tytso@....edu>,
	Zwane Mwaikambo <zwane@....linux.org.uk>,
	<torvalds@...ux-foundation.org>,
	Justin Forbes <jmforbes@...uxtx.org>,
	Kernel development list <linux-kernel@...r.kernel.org>,
	Chris Wedgwood <reviews@...cw.f00f.org>,
	Domenico Andreoli <cavokz@...il.com>,
	Randy Dunlap <rdunlap@...otime.net>,
	Michael Krufky <mkrufky@...uxtv.org>,
	Chuck Ebbert <cebbert@...hat.com>,
	Dave Jones <davej@...hat.com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Chuck Wolber <chuckw@...ntumlinux.com>, <stable@...nel.org>,
	<alan@...rguk.ukuu.org.uk>,
	USB development list <linux-usb-devel@...ts.sourceforge.net>
Subject: Re: [stable] [patch 25/28] USB: cdc-acm: fix sysfs attribute
 registration bug

On Fri, 24 Aug 2007, Greg KH wrote:

> > Odd.  This doesn't include the entire patch; the second hunk is
> > missing.  It should go on to say:
> > 
> > @@ -1109,10 +1113,12 @@ static void acm_disconnect(struct usb_interface *intf)
> >  		return;
> >  	}
> >  	if (acm->country_codes){
> > -		device_remove_file(&intf->dev, &dev_attr_wCountryCodes);
> > -		device_remove_file(&intf->dev, &dev_attr_iCountryCodeRelDate);
> > +		device_remove_file(&acm->control->dev,
> > +				&dev_attr_wCountryCodes);
> > +		device_remove_file(&acm->control->dev,
> > +				&dev_attr_iCountryCodeRelDate);
> >  	}
> > -	device_remove_file(&intf->dev, &dev_attr_bmCapabilities);
> > +	device_remove_file(&acm->control->dev, &dev_attr_bmCapabilities);
> 
> 
> I thought so too, untill you look at the 2.6.22.5 release, which already
> has that change in it for some reason.
> 
> So that part of the patch drops out, it turns out you just reverted
> things back to the way things used to be here :)

I don't understand.  The history for stable/linux-2.6.22.y.git at
http://git.kernel.org shows that the commit for my patch, labelled

	6b30a4e1c357410a78d7bcb831743b0e99bab4ad,

includes both hunks.  And patch-2.6.22.5.bz2 includes both as well.  
Something's fishy.

Alan Stern

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