Close directory after reading configuration file

xtldr/config.c

@@ -520,8 +520,9 @@ BlpReadConfigFile(IN CONST PWCHAR ConfigDirectory,
         return Status;
     }
 
-    /* Read configuration file */
+    /* Read configuration file and close directory */
     Status = BlReadFile(DirHandle, ConfigFile, (PVOID *)ConfigData, &FileSize);
+    DirHandle->Close(DirHandle);
 
     /* Close EFI volume */
     BlCloseVolume(DiskHandle);