From ab098ef4d2cdbe0cb25edba142ddac396f9a82ad Mon Sep 17 00:00:00 2001
From: dmiller <dmiller@e0a8ed71-7df4-0310-8962-fdc924857419>
Date: Wed, 6 Mar 2013 04:36:09 +0000
Subject: [PATCH] Don't crash on stdnse.parse_timespec(nil)

---
 nselib/stdnse.lua | 1 +
 1 file changed, 1 insertion(+)

diff --git a/nselib/stdnse.lua b/nselib/stdnse.lua
index 1b7c5be1a..6b9f5e73c 100644
--- a/nselib/stdnse.lua
+++ b/nselib/stdnse.lua
@@ -341,6 +341,7 @@ end
 -- @return A number of seconds, or <code>nil</code> followed by an error
 -- message.
 function parse_timespec(timespec)
+  if timespec == nil then return nil, "Can't parse nil timespec" end
   local n, unit, t, m
   local multipliers = {[""] = 1, s = 1, m = 60, h = 60 * 60, ms = 0.001}