linux-kernel - Re: option driver, ZTE MF_330 matches linux usb 2.0 root hub

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Date:	Fri, 27 May 2011 09:20:22 +0800
From:	Greg KH <greg@...ah.com>
To:	Michael Tokarev <mjt@....msk.ru>,
	Paweł Drobek <pawel.drobek@...il.com>
Cc:	Linux USB list <linux-usb@...r.kernel.org>,
	Linux-kernel <linux-kernel@...r.kernel.org>,
	Dominik Brodowski <linux@...inikbrodowski.net>
Subject: Re: option driver, ZTE MF_330 matches linux usb 2.0 root hub

On Fri, May 27, 2011 at 01:28:38AM +0400, Michael Tokarev wrote:
> 27.05.2011 01:13, Michael Tokarev wrote:
> > I noticed that recently, all my systems started
> > loading option.ko driver even if I've no single
> > GSM modem anywhere around.
> > 
> > After some investigation I found this in option.c:
> > 
> > /* ZTE PRODUCTS -- alternate vendor ID */
> > #define ZTE_VENDOR_ID2                          0x1d6b
> > #define ZTE_PRODUCT_MF_330                      0x0002
> > ...
> >         { USB_DEVICE(ZTE_VENDOR_ID2, ZTE_PRODUCT_MF_330) },
> > 
> > 
> > But this matches... "Linux Foundation 2.0 root hub",
> > which has this module alias:
> > 
> >   usb:v1D6Bp0002d0206dc09dsc00dp00ic09isc00ip00
> 
> Forgot to mention, and to add proper Cc.  The commit
> is this one:
> 
>  commit a559d2c8c1bf652ea2d0ecd6ab4a250fcdb37db8
>  Author: Dominik Brodowski <linux@...inikbrodowski.net>
>  Date:   Wed Apr 14 21:36:42 2010 +0200
> 
>     USB: option: add ID for ZTE MF 330
> 
>     Based on the information provided for by Paweł Drobek, add
>     a second vendor ID and the correct product ID for ZTE MF 330.
> 
>     Reported-by: Paweł Drobek <pawel.drobek@...il.com>
>     Signed-off: Dominik Brodowski <linux@...inikbrodowski.net>
>     Signed-off-by: Greg Kroah-Hartman <gregkh@...e.de>
> 
> Are the IDs really correct?  Maybe it's just a typo
> after all...

I don't know, Paweł, can you provide the output of 'lsusb -v' for your
system where you saw this being a option device instead of a hub?

thanks,

greg k-h
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