[FFmpeg-devel] [PATCH 2/3] avcodec/atrac9dec: Replace impossible conditions by assert

Michael Niedermayer michael at niedermayer.cc
Mon Aug 5 18:03:50 EEST 2019


On Sun, Aug 04, 2019 at 01:41:48AM +0200, Lynne wrote:
> Aug 4, 2019, 12:16 AM by michael at niedermayer.cc:
> 
> > Signed-off-by: Michael Niedermayer <michael at niedermayer.cc>
> > ---
> >  libavcodec/atrac9dec.c | 3 +--
> >  1 file changed, 1 insertion(+), 2 deletions(-)
> >
> > diff --git a/libavcodec/atrac9dec.c b/libavcodec/atrac9dec.c
> > index 2e23ea44e8..491e889788 100644
> > --- a/libavcodec/atrac9dec.c
> > +++ b/libavcodec/atrac9dec.c
> > @@ -124,8 +124,7 @@ static inline int parse_gradient(ATRAC9Context *s, ATRAC9BlockData *b,
> >  if (grad_range[0] >= grad_range[1] || grad_range[1] > 47)
> >  return AVERROR_INVALIDDATA;
> >  
> > -    if (grad_value[0] > 31 || grad_value[1] > 31)
> > -        return AVERROR_INVALIDDATA;
> > +    av_assert0(grad_value[0] <= 31 && grad_value[1] <= 31);
> >
> 
> Its impossible so just remove it.

will do

thx

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

Opposition brings concord. Out of discord comes the fairest harmony.
-- Heraclitus
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