Pinging on this!
On Fri, Sep 9, 2022 at 3:50 PM Will Cassella <cas...@chromium.org> wrote:
>
> Clang's static analyzer complains that leaving the `channels` variable
> uninitialized could lead to a code path where the uninitialized value is
> written to `par->ch_layout.nb_channels` at the end of this function.
> This patch simply zero-initializes that variable to avoid that.
>
> Signed-off-by: Will Cassella <cas...@google.com>
> ---
> libavformat/riffdec.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/libavformat/riffdec.c b/libavformat/riffdec.c
> index 3946ecb72f..fc75500d1f 100644
> --- a/libavformat/riffdec.c
> +++ b/libavformat/riffdec.c
> @@ -94,7 +94,7 @@ static void parse_waveformatex(AVFormatContext *s,
> AVIOContext *pb, AVCodecParam
> int ff_get_wav_header(AVFormatContext *s, AVIOContext *pb,
> AVCodecParameters *par, int size, int big_endian)
> {
> - int id, channels;
> + int id, channels = 0;
> uint64_t bitrate = 0;
>
> if (size < 14) {
> --
> 2.37.2.789.g6183377224-goog
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