From 2a5df21d5f90bbf55a8d2682e47dd2fa589c4de7 Mon Sep 17 00:00:00 2001
From: Joshua Colp <jcolp@digium.com>
Date: Sat, 13 Jan 2007 03:06:24 +0000
Subject: Merged revisions 50674 via svnmerge from
 https://origsvn.digium.com/svn/asterisk/branches/1.4

........
r50674 | file | 2007-01-12 22:04:55 -0500 (Fri, 12 Jan 2007) | 2 lines

Only join the snmp thread on an unload if the thread is actually running. (issue #8810 reported by junky)

........


git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@50675 65c4cc65-6c06-0410-ace0-fbb531ad65f3
---
 res/res_snmp.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/res/res_snmp.c b/res/res_snmp.c
index 2ccadc407..cbca08a41 100644
--- a/res/res_snmp.c
+++ b/res/res_snmp.c
@@ -106,7 +106,7 @@ static int unload_module(void)
 	ast_verbose(VERBOSE_PREFIX_1 "Unloading [Sub]Agent Module\n");
 
 	res_snmp_dont_stop = 0;
-	return pthread_join(thread, NULL);
+	return ((thread != AST_PTHREADT_NULL) ? pthread_join(thread, NULL) : 0);
 }
 
 static int reload(void)
-- 
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