From 3fb1d2e71c1c92ce282b373cd0319bfec56be2db Mon Sep 17 00:00:00 2001 From: "Guo, Yejun" Date: Tue, 11 May 2021 13:46:49 +0800 Subject: lavfi/dnn/dnn_io_proc.c: fix Improper use of negative value (NEGATIVE_RETURNS) fix coverity CID 1473511 and 1473566 --- libavfilter/dnn/dnn_io_proc.c | 6 ++++++ 1 file changed, 6 insertions(+) (limited to 'libavfilter') diff --git a/libavfilter/dnn/dnn_io_proc.c b/libavfilter/dnn/dnn_io_proc.c index d5d2654162..02c8e13ed7 100644 --- a/libavfilter/dnn/dnn_io_proc.c +++ b/libavfilter/dnn/dnn_io_proc.c @@ -28,6 +28,9 @@ DNNReturnType ff_proc_from_dnn_to_frame(AVFrame *frame, DNNData *output, void *l { struct SwsContext *sws_ctx; int bytewidth = av_image_get_linesize(frame->format, frame->width, 0); + if (bytewidth < 0) { + return DNN_ERROR; + } if (output->dt != DNN_FLOAT) { avpriv_report_missing_feature(log_ctx, "data type rather than DNN_FLOAT"); return DNN_ERROR; @@ -98,6 +101,9 @@ static DNNReturnType proc_from_frame_to_dnn_frameprocessing(AVFrame *frame, DNND { struct SwsContext *sws_ctx; int bytewidth = av_image_get_linesize(frame->format, frame->width, 0); + if (bytewidth < 0) { + return DNN_ERROR; + } if (input->dt != DNN_FLOAT) { avpriv_report_missing_feature(log_ctx, "data type rather than DNN_FLOAT"); return DNN_ERROR; -- cgit v1.2.3