linux-kernel - Re: [ivtv-devel] 2.6.29: ivtv-vbi.c: divide-by-zero in compress_sliced

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Message-ID: <49D0F198.5040606@rtr.ca>
Date:	Mon, 30 Mar 2009 12:21:44 -0400
From:	Mark Lord <lkml@....ca>
To:	Hans Verkuil <hverkuil@...all.nl>
Cc:	ivtv-devel@...vdriver.org,
	Linux Kernel <linux-kernel@...r.kernel.org>,
	v4l-dvb-maintainer@...uxtv.org, g.liakhovetski@....de,
	video4linux-list@...hat.com
Subject: Re: [ivtv-devel] 2.6.29: ivtv-vbi.c: divide-by-zero in compress_sliced_buf()

Hans Verkuil wrote:
> On Monday 30 March 2009 17:50:33 Mark Lord wrote:
>> Hans Verkuil wrote:
..
>>> Hmm, is v4l2_common also a module? There is a bug there that could
>>> explain it, but only if v4l2_common is compiled into the kernel.
>> ..
>> Ah, yes I don't see that in lsmod, and I do appear to have
>> CONFIG_VIDEO_V4L2_COMMON=y in the .config file.  I'll rebuild as module
>> and try again.  Is there a fix heading upstream (2.6.29.1) for that?
> 
> Ah! That's it then. I definitely need to send a fix for that upstream. It is 
> in the v4l-dvb repository. I need to wait until the fix is merged in Linus' 
> git tree, though, before I can get it in the stable series.
..
> Let me know if building v4l2-common as a module will fix this. I'm positive 
> it will.
..

Works like a charm.  Thanks so much, Hans!

Cheers
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