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| author | Steven Liu <liuqi05@kuaishou.com> | 2021-05-07 14:42:48 +0800 |
|---|---|---|
| committer | Guo, Yejun <yejun.guo@intel.com> | 2021-05-11 10:49:33 +0800 |
| commit | 7ce0f246f48459a65aedeabce58afdaa988d0eaf (patch) | |
| tree | ddf9b1fec3591d04cfe7eb9cf1e5845f1eff5745 | |
| parent | c38bc5634d8eb4540cb8dfa616eafcc0b3c85e59 (diff) | |
| download | ffmpeg-7ce0f246f48459a65aedeabce58afdaa988d0eaf.tar.gz | |
avfilter/vf_dnn_classify: add result check for av_frame_get_side_data
CID: 1482090
there can return null from av_frame_get_side_data, and will use sd->data
after av_frame_get_side_data, so should check null return value.
Signed-off-by: Steven Liu <liuqi05@kuaishou.com>
| -rw-r--r-- | libavfilter/vf_dnn_classify.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/libavfilter/vf_dnn_classify.c b/libavfilter/vf_dnn_classify.c index 18fcd452d0..7900255cfe 100644 --- a/libavfilter/vf_dnn_classify.c +++ b/libavfilter/vf_dnn_classify.c @@ -77,6 +77,10 @@ static int dnn_classify_post_proc(AVFrame *frame, DNNData *output, uint32_t bbox } sd = av_frame_get_side_data(frame, AV_FRAME_DATA_DETECTION_BBOXES); + if (!sd) { + av_log(filter_ctx, AV_LOG_ERROR, "Cannot get side data in dnn_classify_post_proc\n"); + return -1; + } header = (AVDetectionBBoxHeader *)sd->data; if (bbox_index == 0) { |