From c35fb67e111ec804631033375c8fd5c4ea2d3530 Mon Sep 17 00:00:00 2001
From: Stefan Knoblich <stkn@freeswitch.org>
Date: Fri, 9 May 2008 16:24:38 +0000
Subject: [PATCH] Should fix the problem reported by pressureman

git-svn-id: http://svn.freeswitch.org/svn/freeswitch/trunk@8331 d0543943-73ff-0310-b7d9-9358b9ac24b2
---
 src/mod/languages/mod_lua/freeswitch_lua.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/mod/languages/mod_lua/freeswitch_lua.cpp b/src/mod/languages/mod_lua/freeswitch_lua.cpp
index 93c3138ba0..e000b48dfc 100644
--- a/src/mod/languages/mod_lua/freeswitch_lua.cpp
+++ b/src/mod/languages/mod_lua/freeswitch_lua.cpp
@@ -130,7 +130,7 @@ void Session::setHangupHook(char *func, char *arg) {
 	
 	if (func) {
 		hangup_func_str = strdup(func);
-		if (arg) {
+		if (!switch_strlen_zero(arg)) {
 			hangup_func_arg = strdup(arg);
 		}
 		switch_channel_set_private(channel, "CoreSession", this);