linux-kernel - Re: [PATCH 1/2] V4L: videodev, allow VIDIOCGMBUF

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Date:	Tue, 08 May 2007 18:15:38 -0300
From:	Mauro Carvalho Chehab <mchehab@...radead.org>
To:	Jiri Slaby <jirislaby@...il.com>
Cc:	Andrew Morton <akpm@...ux-foundation.org>,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH 1/2] V4L: videodev, allow VIDIOCGMBUF

Hi Jiri,

>	if (_IOC_TYPE(cmd)=='v')
> -		return v4l_compat_translate_ioctl(inode,file,cmd,arg,
> +#ifdef CONFIG_VIDEO_V4L1_COMPAT
> +		if (cmd != VIDIOCGMBUF) /* <-- handled below vvv */
> +#endif
> +			return v4l_compat_translate_ioctl(inode,file,cmd,arg,
>  						__video_do_ioctl);
> 
I've committed two patches on my -git tree that will fix the issue
you're pointing. 

In fact, all the above code should be handled only if V4L1_COMPAT is
enabled. The fixes are at the following patches:

http://git.kernel.org/?p=linux/kernel/git/mchehab/v4l-dvb.git;a=commitdiff;h=11fe647ca79d1e6381f954a7fe790a1157c803dc

http://git.kernel.org/?p=linux/kernel/git/mchehab/v4l-dvb.git;a=commitdiff;h=853fa89dd933b90f820d4bd46a71542bfb3d5967

Cheers,
Mauro

-
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