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From: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>
To: ffmpeg-devel@ffmpeg.org
Subject: Re: [FFmpeg-devel] [PATCH 1/5] avcodec/rv34: assert that size is not 0 in rv34_gen_vlc_ext()
Date: Sun, 19 May 2024 18:05:20 +0200
Message-ID: <AS8P250MB07443761B0D45E16BE31E9908FE82@AS8P250MB0744.EURP250.PROD.OUTLOOK.COM> (raw)
In-Reply-To: <20240516231932.6950-1-michael@niedermayer.cc>

Michael Niedermayer:
> Helps: CID1548380 Uninitialized scalar variable
> 
> Sponsored-by: Sovereign Tech Fund
> Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
> ---
>  libavcodec/rv34.c | 2 ++
>  1 file changed, 2 insertions(+)
> 
> diff --git a/libavcodec/rv34.c b/libavcodec/rv34.c
> index 23a570bb807..4ce0cc58d05 100644
> --- a/libavcodec/rv34.c
> +++ b/libavcodec/rv34.c
> @@ -98,6 +98,8 @@ static av_cold void rv34_gen_vlc_ext(const uint8_t *bits, int size, VLC *vlc,
>      uint16_t cw[MAX_VLC_SIZE];
>      int maxbits;
>  
> +    av_assert0(size > 0);
> +
>      for (int i = 0; i < size; i++)
>          counts[bits[i]]++;
>  

An av_assert0 just because of Coverity? Why not av_assert1?

- Andreas

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  parent reply	other threads:[~2024-05-19 16:05 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-05-16 23:19 Michael Niedermayer
2024-05-16 23:19 ` [FFmpeg-devel] [PATCH 2/5] avcodec/scpr3: unify adding 127 Michael Niedermayer
2024-05-16 23:19 ` [FFmpeg-devel] [PATCH 3/5] avcodec/scpr3: Check add_dec() for failure Michael Niedermayer
2024-05-16 23:19 ` [FFmpeg-devel] [PATCH 4/5] avcodec/sga: Check non constant init_get_bits8() Michael Niedermayer
2024-05-17  7:53   ` Andreas Rheinhardt
2024-05-17 21:01     ` Michael Niedermayer
2024-05-16 23:19 ` [FFmpeg-devel] [PATCH 5/5] avcodec/tests/dct: Use 64bit in intermediate for error computation Michael Niedermayer
2024-05-19 16:05 ` Andreas Rheinhardt [this message]
2024-05-19 19:48   ` [FFmpeg-devel] [PATCH 1/5] avcodec/rv34: assert that size is not 0 in rv34_gen_vlc_ext() Michael Niedermayer
2024-06-02 19:14 ` Michael Niedermayer

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