diff --git a/paddle/contrib/inference/paddle_inference_api_impl.cc b/paddle/contrib/inference/paddle_inference_api_impl.cc
index bf510620eb139f7fe701a3d52e70f86ddb3b8ede..349bd3b40368956dd9656ce7f062525f2612e5c1 100644
--- a/paddle/contrib/inference/paddle_inference_api_impl.cc
+++ b/paddle/contrib/inference/paddle_inference_api_impl.cc
@@ -135,11 +135,10 @@ bool PaddlePredictorImpl::Run(const std::vector<PaddleTensor> &inputs,
 
 std::unique_ptr<PaddlePredictor> PaddlePredictorImpl::Clone() {
   VLOG(3) << "Predictor::clone";
-  std::unique_ptr<PaddlePredictor> cls(nullptr);
+  std::unique_ptr<PaddlePredictor> cls(new PaddlePredictorImpl(config_));
   if (!cls->InitShared()) {
     LOG(ERROR) << "fail to call InitShared";
-  } else {
-    cls.reset(new PaddlePredictorImpl(config_));
+    return nullptr;
   }
   // fix manylinux compile error.
   return cls;