riched20: fix memory leak

[Alexandre Julliard]

Pierre Schweitzer <pierre at reactos.org> writes:

> @@ -102,6 +102,7 @@ ME_UndoItem *ME_AddUndoItem(ME_TextEditor *editor, ME_DIType type, const ME_Disp
>      }
>      default:
>        assert(0 == "AddUndoItem, unsupported item type");
> +      ME_DestroyDisplayItem(pItem);
>        return NULL;

It's not useful to free memory in unreachable code paths.

-- 
Alexandre Julliard
julliard at winehq.org