From: Joshua Colp <jcolp@digium.com>
Date: Sat, 14 Feb 2015 18:19:07 +0000 (+0000)
Subject: chan_pjsip: Fix crash when CHANNEL dialplan function is invoked with pjsip argument... 
X-Git-Tag: 13.3.0-rc1~85
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=5d2623675818231aaeed804c803e3c94addeff3f;p=thirdparty%2Fasterisk.git

chan_pjsip: Fix crash when CHANNEL dialplan function is invoked with pjsip argument and no type.

ASTERISK-24771 #close
Reported by: Niklas Larsson


git-svn-id: https://origsvn.digium.com/svn/asterisk/branches/13@431751 65c4cc65-6c06-0410-ace0-fbb531ad65f3
---

diff --git a/channels/pjsip/dialplan_functions.c b/channels/pjsip/dialplan_functions.c
index 6069159f92..fabb5c937a 100644
--- a/channels/pjsip/dialplan_functions.c
+++ b/channels/pjsip/dialplan_functions.c
@@ -591,7 +591,10 @@ static int channel_read_pjsip(struct ast_channel *chan, const char *type, const
 
 	dlg = channel->session->inv_session->dlg;
 
-	if (!strcmp(type, "secure")) {
+	if (ast_strlen_zero(type)) {
+		ast_log(LOG_WARNING, "You must supply a type field for 'pjsip' informatio\n");
+		return -1;
+	} else if (!strcmp(type, "secure")) {
 #ifdef HAVE_PJSIP_GET_DEST_INFO
 		pjsip_host_info dest;
 		pj_pool_t *pool = pjsip_endpt_create_pool(ast_sip_get_pjsip_endpoint(), "secure-check", 128, 128);