diff --git a/mindspore/ccsrc/minddata/dataset/engine/datasetops/source/album_op.cc b/mindspore/ccsrc/minddata/dataset/engine/datasetops/source/album_op.cc
index d48759b66c..7fac0a181a 100644
--- a/mindspore/ccsrc/minddata/dataset/engine/datasetops/source/album_op.cc
+++ b/mindspore/ccsrc/minddata/dataset/engine/datasetops/source/album_op.cc
@@ -36,8 +36,8 @@ AlbumOp::Builder::Builder() : builder_decode_(false), builder_sampler_(nullptr),
 Status AlbumOp::Builder::Build(std::shared_ptr<AlbumOp> *ptr) {
   RETURN_IF_NOT_OK(SanityCheck());
   if (builder_sampler_ == nullptr) {
-    int64_t num_samples = 0;  // default num samples of 0 means to sample entire set of data
-    int64_t start_index = 0;
+    const int64_t num_samples = 0;  // default num samples of 0 means to sample entire set of data
+    const int64_t start_index = 0;
     builder_sampler_ = std::make_shared<SequentialSampler>(start_index, num_samples);
   }
 
diff --git a/mindspore/ccsrc/minddata/dataset/engine/gnn/grpc_async_server.cc b/mindspore/ccsrc/minddata/dataset/engine/gnn/grpc_async_server.cc
index 89000e973e..02c967e442 100644
--- a/mindspore/ccsrc/minddata/dataset/engine/gnn/grpc_async_server.cc
+++ b/mindspore/ccsrc/minddata/dataset/engine/gnn/grpc_async_server.cc
@@ -51,7 +51,7 @@ Status GrpcAsyncServer::Run() {
 }
 
 Status GrpcAsyncServer::HandleRequest() {
-  bool success;
+  bool success = false;
   void *tag;
   // We loop through the grpc queue. Each connection if successful
   // will come back with our own tag which is an instance of CallData