From a330b864e58a5f899c5d8a155f3a788f8c3fb0d9 Mon Sep 17 00:00:00 2001
From: Philipp Maier <pmaier@sysmocom.de>
Date: Mon, 4 Dec 2017 17:16:16 +0100
Subject: [PATCH] mgcp_test: fix possible double free

Change-Id: I2d044382c0bb66e190400e3397449c3f2387359a
---
 tests/mgcp/mgcp_test.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/tests/mgcp/mgcp_test.c b/tests/mgcp/mgcp_test.c
index ee49eef4f..330d24dc0 100644
--- a/tests/mgcp/mgcp_test.c
+++ b/tests/mgcp/mgcp_test.c
@@ -685,7 +685,8 @@ static void test_messages(void)
 				printf("(response does not contain a connection id)\n");
 		}
 
-		msgb_free(msg);
+		if (msg)
+			msgb_free(msg);
 
 		if (dummy_packets)
 			printf("Dummy packets: %d\n", dummy_packets);