Index: Application/Shell/ShellProtocol.c
===================================================================
--- Application/Shell/ShellProtocol.c	(revision 15105)
+++ Application/Shell/ShellProtocol.c	(working copy)
@@ -1620,6 +1620,7 @@
     InternalFreeShellFileInfoNode(ShellFileListItem);
   }
   InternalFreeShellFileInfoNode(*FileList);
+  *FileList = NULL;
   return(EFI_SUCCESS);
 }