From: Joshua Colp <jcolp@digium.com>
Date: Tue, 10 Oct 2006 15:23:14 +0000 (+0000)
Subject: Only set DTMF information if an RTP structure exists
X-Git-Tag: 1.4.0-beta3~47
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=74171605afc9e83699bbcc4e592886c737c7efb8;p=thirdparty%2Fasterisk.git

Only set DTMF information if an RTP structure exists


git-svn-id: https://origsvn.digium.com/svn/asterisk/branches/1.4@44788 65c4cc65-6c06-0410-ace0-fbb531ad65f3
---

diff --git a/channels/chan_sip.c b/channels/chan_sip.c
index 6cb424564d..dfec3953d6 100644
--- a/channels/chan_sip.c
+++ b/channels/chan_sip.c
@@ -12994,8 +12994,11 @@ static int handle_request_invite(struct sip_pvt *p, struct sip_request *req, int
 		get_rdnis(p, NULL);			/* Get redirect information */
 		extract_uri(p, req);			/* Get the Contact URI */
 		build_contact(p);			/* Build our contact header */
-		ast_rtp_setdtmf(p->rtp, ast_test_flag(&p->flags[0], SIP_DTMF) != SIP_DTMF_INFO);
-		ast_rtp_setdtmfcompensate(p->rtp, ast_test_flag(&p->flags[1], SIP_PAGE2_RFC2833_COMPENSATE));
+
+		if (p->rtp) {
+			ast_rtp_setdtmf(p->rtp, ast_test_flag(&p->flags[0], SIP_DTMF) != SIP_DTMF_INFO);
+			ast_rtp_setdtmfcompensate(p->rtp, ast_test_flag(&p->flags[1], SIP_PAGE2_RFC2833_COMPENSATE));
+		}
 
 		if (!replace_id && gotdest) {	/* No matching extension found */
 			if (gotdest == 1 && ast_test_flag(&p->flags[1], SIP_PAGE2_ALLOWOVERLAP)) {