From: Russell Bryant <russell@russellbryant.com>
Date: Wed, 30 Nov 2005 14:24:50 +0000 (+0000)
Subject: do not allow an rtp message with zero type (issue #5749)
X-Git-Tag: 1.4.0-beta1~3247
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=68fa778314b274e321f2da90cfd071b1387bae1a;p=thirdparty%2Fasterisk.git

do not allow an rtp message with zero type (issue #5749)


git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@7232 65c4cc65-6c06-0410-ace0-fbb531ad65f3
---

diff --git a/rtp.c b/rtp.c
index 653355e08d..0c475ed980 100644
--- a/rtp.c
+++ b/rtp.c
@@ -299,7 +299,7 @@ static struct ast_frame *process_rfc2833(struct ast_rtp *rtp, unsigned char *dat
 		}
 		resp = 0;
 		duration = 0;
-	} else if(rtp->dtmfduration && (duration < rtp->dtmfduration)) {
+	} else if (rtp->resp && rtp->dtmfduration && (duration < rtp->dtmfduration)) {
 		f = send_dtmf(rtp);
 	}
 	if (!(event_end & 0x80))