From f7ccb0e458f1b2f656710f2f8705b2307ca043af Mon Sep 17 00:00:00 2001
From: Christian Richter <christian.richter@beronet.com>
Date: Sat, 21 Oct 2006 12:35:13 +0000
Subject: [PATCH] fixed issue, that if chan_misdn is loaded and couldn't be
 initialized it would cause a segfault after 'reload'. Reported by Drew/Matt
 thx.

git-svn-id: https://origsvn.digium.com/svn/asterisk/branches/1.2@45808 65c4cc65-6c06-0410-ace0-fbb531ad65f3
---
 channels/chan_misdn.c | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/channels/chan_misdn.c b/channels/chan_misdn.c
index f8e1675a55..4264ceda05 100644
--- a/channels/chan_misdn.c
+++ b/channels/chan_misdn.c
@@ -64,6 +64,7 @@
 
 char global_tracefile[BUFFERSIZE+1];
 
+static int g_config_initialized=0;
 
 struct misdn_jb{
 	int size;
@@ -706,6 +707,11 @@ static char *misdn_get_ch_state(struct chan_list *p)
 static void reload_config(void)
 {
 	int i, cfg_debug;
+
+	if (!g_config_initialized) {
+		ast_log(LOG_WARNING, "chan_misdn is not initialized properly, still reloading ?\n");
+		return ;
+	}
 	
 	free_robin_list();
 	misdn_cfg_reload();
@@ -4091,7 +4097,6 @@ cb_events(enum event_e event, struct misdn_bchannel *bc, void *user_data)
  *******************************************/
 
 
-static int g_config_initialized=0;
 
 int load_module(void)
 {