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Date:	Sat, 05 Apr 2008 10:17:34 +0200
From:	Jiri Slaby <>
To:	Alan Stern <>
CC:	Greg KH <>,
	Andrew Morton <>,
	Kernel development list <>,
	USB list <>
Subject: Re: usb unbind/bind => WARNING at fs/sysfs/dir.c [Was: 2.6.25-rc8-mm1]

On 04/05/2008 05:46 AM, Alan Stern wrote:
> Removing an interface's sysfs files before unregistering the interface
> doesn't work properly, because usb_unbind_interface() will reinstall
> altsetting 0 and thereby create new sysfs files.  This patch (as1074)
> removes the files after the unregistration is finished.  It's not
> quite as clean, but at least it works.
> Also, there's no need to check if an interface has been registered
> before removing its sysfs files.  If it hasn't been registered then
> the files won't have been created, so usb_remove_sysfs_intf_files()
> will simply do nothing.
> Signed-off-by: Alan Stern <>

Tested-by: Jiri Slaby <>

Works well, thanks.
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