From: Russell Bryant <russell@russellbryant.com>
Date: Sun, 23 Jul 2006 05:20:59 +0000 (+0000)
Subject: fix a seg fault in this application if no context paramater is given
X-Git-Tag: 1.4.0-beta1~529
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=4103a6d8d744e30c5ee231b1a1bf18d0a57008ea;p=thirdparty%2Fasterisk.git

fix a seg fault in this application if no context paramater is given
(issue #7571)


git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@38118 65c4cc65-6c06-0410-ace0-fbb531ad65f3
---

diff --git a/apps/app_directed_pickup.c b/apps/app_directed_pickup.c
index 55001abcb2..c79bad26ff 100644
--- a/apps/app_directed_pickup.c
+++ b/apps/app_directed_pickup.c
@@ -83,7 +83,7 @@ static int pickup_exec(struct ast_channel *chan, void *data)
 			*context++ = '\0';
 
 		/* If the context is the pickup mark, iterate through all channels finding the right origin one */
-		if (!strcmp(context, PICKUPMARK)) {
+		if (context && !strcmp(context, PICKUPMARK)) {
 			while ((origin = ast_channel_walk_locked(origin))) {
 				if (origin) {
 					tmp2 = pbx_builtin_getvar_helper(origin, PICKUPMARK);