diff --git a/interfaces/kits/js/src/mod_fs/class_file/file_entity.h b/interfaces/kits/js/src/mod_fs/class_file/file_entity.h
index 9687c7c7de7ea2f4161ec5724f4a4fcceafcf043..7af17996a75db6026791d07c5a10d883909f17ee 100644
--- a/interfaces/kits/js/src/mod_fs/class_file/file_entity.h
+++ b/interfaces/kits/js/src/mod_fs/class_file/file_entity.h
@@ -35,6 +35,9 @@ struct FileEntity {
 
     virtual ~FileEntity()
     {
+        if (!fd_.get()) {
+            return;
+        }
         int32_t fd = fd_.get()->GetFD();
         int ret = flock(fd, LOCK_UN);
         if (ret == 0) {