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avfilter/dnn_backend_openvino: fix wild pointer on error path 

When ov_model_const_input_by_name/ov_model_const_output_by_name
failed, input_port/output_port can be wild pointer.

Signed-off-by: Zhao Zhili <zhilizhao@tencent.com>
This commit is contained in:
Zhao Zhili 2023-09-02 16:23:59 +08:00 committed by Guo Yejun
parent 791b88fcb4
commit 4f4dc0a1a2
1 changed files with 7 additions and 2 deletions
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9
libavfilter/dnn/dnn_backend_openvino.c
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@ -210,7 +210,10 @@ static int fill_model_input_ov(OVModel *ov_model, OVRequestItem *request)
#if HAVE_OPENVINO2
if (!ov_model_is_dynamic(ov_model->ov_model)) {
ov_output_const_port_free(ov_model->input_port);
if (ov_model->input_port) {
ov_output_const_port_free(ov_model->input_port);
ov_model->input_port = NULL;
}
status = ov_model_const_input_by_name(ov_model->ov_model, task->input_name, &ov_model->input_port);
if (status != OK) {
av_log(ctx, AV_LOG_ERROR, "Failed to get input port shape.\n");
@ -621,8 +624,10 @@ static int init_model_ov(OVModel *ov_model, const char *input_name, const char *
ov_model_free(tmp_ov_model);
//update output_port
if (ov_model->output_port)
if (ov_model->output_port) {
ov_output_const_port_free(ov_model->output_port);
ov_model->output_port = NULL;
}
status = ov_model_const_output_by_name(ov_model->ov_model, output_name, &ov_model->output_port);
if (status != OK) {
av_log(ctx, AV_LOG_ERROR, "Failed to get output port.\n");