From: Michael Jerris <mike@jerris.com>
Date: Mon, 7 Apr 2008 06:01:27 +0000 (+0000)
Subject: whoops (MODENDP-103)
X-Git-Tag: v1.0.6~38^3~474
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=a016e07dbd9132dd59bb1082771097699900c5da;p=thirdparty%2Ffreeswitch.git

whoops (MODENDP-103)

git-svn-id: http://svn.openzap.org/svn/openzap/trunk@450 a93c3328-9c30-0410-af19-c9cd2b2d52af
---

diff --git a/libs/freetdm/src/zap_isdn.c b/libs/freetdm/src/zap_isdn.c
index 08ab6fe6f1..a235638542 100644
--- a/libs/freetdm/src/zap_isdn.c
+++ b/libs/freetdm/src/zap_isdn.c
@@ -233,7 +233,7 @@ static L3INT zap_isdn_931_34(void *pvt, L2UCHAR *msg, L2INT mlen)
 						}
 					}
 
-					if (zchan->state == ZAP_CHANNEL_STATE_DOWN) {
+					if (zchan && zchan->state == ZAP_CHANNEL_STATE_DOWN) {
 						isdn_data->channels_remote_crv[gen->CRV] = zchan;
 						memset(&zchan->caller_data, 0, sizeof(zchan->caller_data));