diff --git a/paddle/fluid/framework/data_feed.cc b/paddle/fluid/framework/data_feed.cc
index 8e5a7278be68bbee48c319a4e9ae569c75eae374..ed94e30e5cd8a251fe4ab926d9d6e1a5899b229d 100755
--- a/paddle/fluid/framework/data_feed.cc
+++ b/paddle/fluid/framework/data_feed.cc
@@ -12,10 +12,10 @@ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 See the License for the specific language governing permissions and
 limitations under the License. */
 
-//#if defined _WIN32 || defined __APPLE__
-//#else
+#if defined _WIN32 || defined __APPLE__
+#else
 #define _LINUX
-//#endif
+#endif
 
 #include "paddle/fluid/framework/data_feed.h"
 #ifdef _LINUX
diff --git a/paddle/fluid/framework/data_set.cc b/paddle/fluid/framework/data_set.cc
old mode 100755
new mode 100644
diff --git a/paddle/fluid/train/custom_trainer/feed/dataset/data_reader.cc b/paddle/fluid/train/custom_trainer/feed/dataset/data_reader.cc
index 2c039a361c88cbcae1007040b7790561ad3d6771..29c2d18485c2f63dd638121b698264b95923cd3a 100755
--- a/paddle/fluid/train/custom_trainer/feed/dataset/data_reader.cc
+++ b/paddle/fluid/train/custom_trainer/feed/dataset/data_reader.cc
@@ -345,11 +345,11 @@ public:
             return -1;
         }
 
-        //FIXME
-        int show, clk;
+        //FIXME temp
+        int show = 0, clk = 0;
         std::string tags;
         std::map<std::string, std::vector<float>> vec_feas;
-        int sample_type;
+        int sample_type = 0;
         std::map<std::string, std::vector<int>> auc_category_info_map;
         uint32_t feas_len = 0;