Quoting Michael Niedermayer (2021-02-15 21:31:23)
> Fixes: OOM
> Fixes: 
> 27780/clusterfuzz-testcase-minimized-ffmpeg_dem_VIVIDAS_fuzzer-5097985075314688
> 
> Found-by: continuous fuzzing process 
> https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
> Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc>
> ---
>  libavformat/vividas.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/libavformat/vividas.c b/libavformat/vividas.c
> index d745770dc4..b172a48b29 100644
> --- a/libavformat/vividas.c
> +++ b/libavformat/vividas.c
> @@ -235,7 +235,7 @@ static uint8_t *read_sb_block(AVIOContext *src, unsigned 
> *size,
>      uint8_t *buf;
>      uint8_t ibuf[8], sbuf[8];
>      uint32_t k2;
> -    unsigned n;
> +    int n;
>  

Why would that be better, when it's assigned a uint32_t?

-- 
Anton Khirnov
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