message: SetUsrMemDataHandle should return void
diff: @@ -1579,10 +1579,10 @@ class MklDnnData {
  }
  /// Set function for data buffer of user memory primitive.
  - inline void* SetUsrMemDataHandle(void* data_buffer) {
  + inline void SetUsrMemDataHandle(void* data_buffer) {
  CHECK_NOTNULL(user_memory_);
  CHECK_NOTNULL(data_buffer);
  - return user_memory_->set_data_handle(data_buffer);
  + user_memory_->set_data_handle(data_buffer);
  }
  /// Set function for data buffer of user memory primitive.
  