linux-kernel - Re: USB related "unable to handle kernel paging request" in 3.0.0-rc7

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Message-ID: <20110802115637.GE4516@shale.localdomain>
Date:	Tue, 2 Aug 2011 14:56:37 +0300
From:	Dan Carpenter <error27@...il.com>
To:	Florian Mickler <florian@...kler.org>
Cc:	linux-kernel@...r.kernel.org, Tino Keitel <tino.keitel@...ei.de>,
	mchehab@...radead.org
Subject: Re: USB related "unable to handle kernel paging request" in 3.0.0-rc7

On Tue, Aug 02, 2011 at 01:51:17PM +0200, Florian Mickler wrote:

> ok. I see the problem now. The buffer get's initialzed a little bit too late
> because it already get's used from the dvb_usb_device_init call via the
> frontend attach call:
> 
> dvb_usb_device_init->dvb_usb_init->dvb_usb_adapter_init->dvb_usb_adapter_frontend_init->vp7045_frontend_attach->vp7045_usb_op 
> 
> Hm.. let me think about it. In the meantime, you don't need to test
> this 'fix'.

Yep.  That would do it.  But my fix would still work nicely.

Don't forget to remove the kfree(d->priv) from vp7045_usb_disconnect()
because that would be automatic now.

regards,
dan carpenter

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