Signed-off-by: Andreas Rheinhardt <andreas.rheinha...@outlook.com>
---
libavfilter/vf_dnn_detect.c | 10 ++++++----
1 file changed, 6 insertions(+), 4 deletions(-)
diff --git a/libavfilter/vf_dnn_detect.c b/libavfilter/vf_dnn_detect.c
index bacea3ef29..56206d6f9f 100644
--- a/libavfilter/vf_dnn_detect.c
+++ b/libavfilter/vf_dnn_detect.c
@@ -808,11 +808,13 @@ static av_cold void dnn_detect_uninit(AVFilterContext
*context)
DnnDetectContext *ctx = context->priv;
AVDetectionBBox *bbox;
ff_dnn_uninit(&ctx->dnnctx);
- while(av_fifo_can_read(ctx->bboxes_fifo)) {
- av_fifo_read(ctx->bboxes_fifo, &bbox, 1);
- av_freep(&bbox);
+ if (ctx->bboxes_fifo) {
+ while (av_fifo_can_read(ctx->bboxes_fifo)) {
+ av_fifo_read(ctx->bboxes_fifo, &bbox, 1);
+ av_freep(&bbox);
+ }
+ av_fifo_freep2(&ctx->bboxes_fifo);
}
- av_fifo_freep2(&ctx->bboxes_fifo);
av_freep(&ctx->anchors);
free_detect_labels(ctx);
}
--
2.40.1
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