e2-dlist: repair crash on error, include err module

Signed-off-by: Tobias Ulmer <tu@emlix.com>

diff --git a/local/e2-dlist.lua b/local/e2-dlist.lua
index de7b7f765fc9ccd46d8b09fe430ef42365b03e86..db9e2bad995d5a3926c1a0cadeaec553b91c0e0b 100644 (file)
--- a/local/e2-dlist.lua
+++ b/local/e2-dlist.lua
@@ -31,6 +31,7 @@
 local e2lib = require("e2lib")
 local e2tool = require("e2tool")
 local e2option = require("e2option")
+local err = require("err")
 
 local function e2_dlist(arg)
     local rc, re = e2lib.init()