[FFmpeg-devel] [PATCH] avcodec/mpegvideoenc: fix undefined negative left shift

[Michael Niedermayer]

On Fri, Oct 09, 2015 at 02:43:04PM -0400, Ganesh Ajjanagadde wrote:
> This should fix the first undefined behavior reported in:
> https://trac.ffmpeg.org/ticket/4727.
> 
> I can't reproduce the runtime behavior reported in the ticket, hence I
> can't confirm that this actually fixes the exact issue reported in the
> ticket.
> 
> Regardless, I can confirm that this is a genuine issue, and that
> negative shifts can (and do) occur, fixed by this.
> 
> Tested with FATE.
> 
> Signed-off-by: Ganesh Ajjanagadde <gajjanagadde at gmail.com>
> ---
>  libavcodec/mpegvideo_enc.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)

applied

thanks

[...]
-- 
Michael     GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB

Everything should be made as simple as possible, but not simpler.
-- Albert Einstein
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