From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from eazy.amigager.de ([213.239.192.238]:53216 "EHLO eazy.amigager.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751486Ab1HXQd4 (ORCPT ); Wed, 24 Aug 2011 12:33:56 -0400 Received: from mac.home (mnch-5d86e29b.pool.mediaWays.net [93.134.226.155]) by eazy.amigager.de (Postfix) with ESMTPA id 097FDF30007 for ; Wed, 24 Aug 2011 18:26:17 +0200 (CEST) Date: Wed, 24 Aug 2011 18:26:18 +0200 From: Tino Keitel To: Florian Mickler Cc: mchehab@infradead.org, linux-media@vger.kernel.org, linux-kernel@vger.kernel.org, "v3.0.y" Subject: Re: [PATCH] [media] vp7045: fix buffer setup Message-ID: <20110824162618.GA26016@mac.home> References: <20110809200842.GA29662@mac.home> <1312970720-25694-1-git-send-email-florian@mickler.org> <20110819183521.1b5f7efe@schatten.dmk.lab> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20110819183521.1b5f7efe@schatten.dmk.lab> Sender: linux-media-owner@vger.kernel.org List-ID: On Fri, Aug 19, 2011 at 18:35:21 +0200, Florian Mickler wrote: > On Wed, 10 Aug 2011 12:05:20 +0200 > Florian Mickler wrote: > > > dvb_usb_device_init calls the frontend_attach method of this driver which > > uses vp7045_usb_ob. In order to have a buffer ready in vp7045_usb_op, it has to > > be allocated before that happens. > > > > Luckily we can use the whole private data as the buffer as it gets separately > > allocated on the heap via kzalloc in dvb_usb_device_init and is thus apt for > > use via usb_control_msg. > > > > This fixes a > > BUG: unable to handle kernel paging request at 0000000000001e78 > > > > reported by Tino Keitel and diagnosed by Dan Carpenter. > > > > References: https://bugzilla.kernel.org/show_bug.cgi?id=40062 > > Cc: v3.0.y > > Tested-by: Tino Keitel > > Signed-off-by: Florian Mickler > > ...ping... Even pinger. I can't see the patch in 3.1 git yet, and I'm using the patch on 3.0 kernels for 2 weeks now without problems. Regards, Tino