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From: "Dr. David Alan Gilbert" <linux@treblig.org>
To: pawel@osciak.com
Cc: mchehab@redhat.com, linux-media@vger.kernel.org, zyprowski@samsung.com
Subject: Re: vb2_plane 'mapped' signed bit field
Date: Sun, 3 Apr 2011 01:24:28 +0100	[thread overview]
Message-ID: <20110403002428.GD3062@gallifrey> (raw)
In-Reply-To: <20110403001856.GC3062@gallifrey>


(Originally sent to Pawel's Samsung address that bounced)

* Dr. David Alan Gilbert (linux@treblig.org) wrote:
> Hi Pawel,
>   'sparse' spotted that vb2_plane's mapped field is a signed
> bitfield:
> 
> include/media/videobuf2-core.h:78:41 1 bit signed int
> 
> struct vb2_plane {
>        void                    *mem_priv;
>        int                     mapped:1;
> };
> 
> that probably should be an unsigned int (I can see code that assigns
> 1 to it that just won't fit).
> 
> (Introduced by e23ccc0ad9258634e6d52cedf473b35dc34416c7 , spotted in
> 2.6.39-rc1 )
> 
> Dave
> -- 
>  -----Open up your eyes, open up your mind, open up your code -------   
> / Dr. David Alan Gilbert    |       Running GNU/Linux       | Happy  \ 
> \ gro.gilbert @ treblig.org |                               | In Hex /
>  \ _________________________|_____ http://www.treblig.org   |_______/
-- 
 -----Open up your eyes, open up your mind, open up your code -------   
/ Dr. David Alan Gilbert    |       Running GNU/Linux       | Happy  \ 
\ gro.gilbert @ treblig.org |                               | In Hex /
 \ _________________________|_____ http://www.treblig.org   |_______/

  reply	other threads:[~2011-04-03  0:24 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-04-03  0:18 vb2_plane 'mapped' signed bit field Dr. David Alan Gilbert
2011-04-03  0:24 ` Dr. David Alan Gilbert [this message]
2011-04-03 15:42 ` Pawel Osciak

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