From: Tilghman Lesher <tilghman@meg.abyt.es>
Date: Wed, 23 Dec 2009 02:55:24 +0000 (+0000)
Subject: If EXEC only gets a single argument, don't crash when the second is used.
X-Git-Tag: 1.4.29-rc1~21
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=b317f3ce7fb3f3324d3871ad8d45c787f9ca2704;p=thirdparty%2Fasterisk.git

If EXEC only gets a single argument, don't crash when the second is used.
(closes issue #16504)
 Reported by: bklang


git-svn-id: https://origsvn.digium.com/svn/asterisk/branches/1.4@236184 65c4cc65-6c06-0410-ace0-fbb531ad65f3
---

diff --git a/res/res_agi.c b/res/res_agi.c
index 665ccb1f5c..f0da5e2fc4 100644
--- a/res/res_agi.c
+++ b/res/res_agi.c
@@ -1140,7 +1140,7 @@ static int handle_exec(struct ast_channel *chan, AGI *agi, int argc, char **argv
 		if(!strcasecmp(argv[1], PARK_APP_NAME)) {
 			ast_masq_park_call(chan, NULL, 0, NULL);
 		}
-		res = pbx_exec(chan, app, argv[2]);
+		res = pbx_exec(chan, app, argc == 2 ? "" : argv[2]);
 	} else {
 		ast_log(LOG_WARNING, "Could not find application (%s)\n", argv[1]);
 		res = -2;