On Tue, 22 Jul 2025 at 18:25, James Almer <jamr...@gmail.com> wrote:
>
> Fixes use-of-uninitialized-value under MSAN.
>
> Signed-off-by: James Almer <jamr...@gmail.com>
> ---
> libavcodec/opus/silk.c | 6 ++++--
> 1 file changed, 4 insertions(+), 2 deletions(-)
>
> diff --git a/libavcodec/opus/silk.c b/libavcodec/opus/silk.c
> index 97bb95037c..ffa2ec996b 100644
> --- a/libavcodec/opus/silk.c
> +++ b/libavcodec/opus/silk.c
> @@ -844,8 +844,10 @@ int ff_silk_decode_superframe(SilkContext *s,
> OpusRangeCoder *rc,
> }
>
> for (i = 0; i < nb_frames; i++) {
> - for (j = 0; j < coded_channels && !s->midonly; j++)
> - silk_decode_frame(s, rc, i, j, coded_channels, active[j][i],
> active[1][i], 0);
> + for (j = 0; j < coded_channels && !s->midonly; j++) {
> + int active1 = coded_channels > 1 ? active[1][i] : 0;
> + silk_decode_frame(s, rc, i, j, coded_channels, active[j][i],
> active1, 0);
> + }
>
> /* reset the side channel if it is not coded */
> if (s->midonly && s->frame[1].coded)
> --
> 2.50.1
>
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LGTM
- Kacper
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