From 6663cb67f5c4aedddf50c2314a8cc8a120bb441b Mon Sep 17 00:00:00 2001
From: Michael Jerris <mike@jerris.com>
Date: Thu, 13 Dec 2007 00:23:34 +0000
Subject: [PATCH] cleancleanup, prevent null deref.

git-svn-id: http://svn.freeswitch.org/svn/freeswitch/trunk@6720 d0543943-73ff-0310-b7d9-9358b9ac24b2
---
 src/mod/endpoints/mod_portaudio/mod_portaudio.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/mod/endpoints/mod_portaudio/mod_portaudio.c b/src/mod/endpoints/mod_portaudio/mod_portaudio.c
index 64bb70029f..e382d73b12 100644
--- a/src/mod/endpoints/mod_portaudio/mod_portaudio.c
+++ b/src/mod/endpoints/mod_portaudio/mod_portaudio.c
@@ -1730,6 +1730,11 @@ SWITCH_STANDARD_API(pa_cmd)
 		goto done;
 	}
 
+	if (!argv[0]) {
+		stream->write_function(stream, "Unknown Command\n");
+		goto done;
+	}
+
 	if (!strcasecmp(argv[0], "call")) {
 		func = place_call;
 	} else if (!strcasecmp(argv[0], "help")) {