On Wed, Sep 16, 2015 at 06:50:54PM -0400, Ganesh Ajjanagadde wrote:
> lpd.buf is non-const and discards the const qualifier of zerobuffer.
> This fixes -Wdiscarded-qualifiers observed with GCC 5.2.
> 
> Signed-off-by: Ganesh Ajjanagadde <gajjanaga...@gmail.com>
> ---
>  libavformat/format.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/libavformat/format.c b/libavformat/format.c
> index fd81d7a..9c40512 100644
> --- a/libavformat/format.c
> +++ b/libavformat/format.c
> @@ -172,7 +172,7 @@ AVInputFormat *av_probe_input_format3(AVProbeData *pd, 
> int is_opened,
>      AVProbeData lpd = *pd;
>      AVInputFormat *fmt1 = NULL, *fmt;
>      int score, nodat = 0, score_max = 0;
> -    const static uint8_t zerobuffer[AVPROBE_PADDING_SIZE];
> +    static uint8_t zerobuffer[AVPROBE_PADDING_SIZE];

this is wrong, the buffer is constant
if the content of the buffer would change that would be a serious
bug.
Before this change the compiler would detect direct changes done to
the buffer

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

Many that live deserve death. And some that die deserve life. Can you give
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even the very wise cannot see all ends. -- Gandalf

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