[FFmpeg-devel] [PATCH 3/3] lavfi/vf_dnn_processing.c: fix CID 1460603

[Guo, Yejun]

> -----Original Message-----
> From: Guo, Yejun <yejun.guo at intel.com>
> Sent: 2021年5月11日 15:41
> To: ffmpeg-devel at ffmpeg.org
> Cc: Guo, Yejun <yejun.guo at intel.com>
> Subject: [PATCH 3/3] lavfi/vf_dnn_processing.c: fix CID 1460603
> 
> CID 1460603 (#1 of 1): Improper use of negative value (NEGATIVE_RETURNS)
> ---
>  libavfilter/vf_dnn_processing.c | 3 +++
>  1 file changed, 3 insertions(+)
> 
> diff --git a/libavfilter/vf_dnn_processing.c b/libavfilter/vf_dnn_processing.c
> index e05d59a649..e1d9d24683 100644
> --- a/libavfilter/vf_dnn_processing.c
> +++ b/libavfilter/vf_dnn_processing.c
> @@ -225,6 +225,9 @@ static int copy_uv_planes(DnnProcessingContext *ctx,
> AVFrame *out, const AVFrame
>          uv_height = AV_CEIL_RSHIFT(in->height, desc->log2_chroma_h);
>          for (int i = 1; i < 3; ++i) {
>              int bytewidth = av_image_get_linesize(in->format, in->width,
> i);
> +            if (bytewidth < 0) {
> +                return AVERROR(EINVAL);
> +            }
>              av_image_copy_plane(out->data[i], out->linesize[i],
>                                  in->data[i], in->linesize[i],
>                                  bytewidth, uv_height);
> --
will push tomorrow if there's no objection, thanks.