From: Tobias Ulmer <tu@emlix.com>
Date: Fri, 13 Jul 2012 12:06:28 +0000 (+0200)
Subject: Don't crash if module is nil
X-Git-Tag: e2factory-2.3.12rc1~3
X-Git-Url: https://git.e2factory.org/?a=commitdiff_plain;h=9e2fd3799de275b3f5ff6d9b33875bf530a91ce6;p=e2factory.git

Don't crash if module is nil

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

diff --git a/generic/e2lib.lua b/generic/e2lib.lua
index 18cd19c..5d17eed 100644
--- a/generic/e2lib.lua
+++ b/generic/e2lib.lua
@@ -318,14 +318,12 @@ function tracer(event, line)
   -- approximate module name, not always accurate but good enough
   local module
   if ftbl.source == nil or ftbl.source == "=[C]" then
-    module = ""
+    module = "C."
   else
-    module = string.match(ftbl.source, "(%w+)%.lua$")
-    module = module .. "."
-  end
-
-  if module == nil then
-    module "<unknown module>."
+    module = string.match(ftbl.source, "(%w+%.)lua$")
+    if module == nil then
+      module = "<unknown module>."
+    end
   end
 
   if event == "call" then