From 4a2054a9515191784181019aa17409413c4e7ab3 Mon Sep 17 00:00:00 2001
From: Chris Rienzo <chris@rienzo.com>
Date: Wed, 4 Dec 2013 20:18:09 -0500
Subject: [PATCH] mod_rayo: doh- fix adhearsionconf core dump

---
 src/mod/event_handlers/mod_rayo/mod_rayo.c | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

diff --git a/src/mod/event_handlers/mod_rayo/mod_rayo.c b/src/mod/event_handlers/mod_rayo/mod_rayo.c
index 6d95d28885..a6b749a869 100644
--- a/src/mod/event_handlers/mod_rayo/mod_rayo.c
+++ b/src/mod/event_handlers/mod_rayo/mod_rayo.c
@@ -3936,10 +3936,15 @@ static int presence_api(char *cmd, switch_stream_handle_t *stream)
 SWITCH_STANDARD_API(rayo_api)
 {
 	struct rayo_cmd_alias *alias;
-	char *cmd_dup = strdup(cmd);
+	char *cmd_dup = NULL;
 	char *argv[2] = { 0 };
 	int success = 0;
 
+	if (zstr(cmd) ) {
+		goto done;
+	}
+
+	cmd_dup = strdup(cmd);
 	switch_separate_string(cmd_dup, ' ', argv, sizeof(argv) / sizeof(argv[0]));
 
 	/* check if a command alias */
@@ -3957,11 +3962,12 @@ SWITCH_STANDARD_API(rayo_api)
 		success = presence_api(argv[1], stream);
 	}
 
+done:
 	if (!success) {
 		stream->write_function(stream, "-ERR: USAGE %s\n", RAYO_API_SYNTAX);
 	}
 
-	free(cmd_dup);
+	switch_safe_free(cmd_dup);
 
 	return SWITCH_STATUS_SUCCESS;
 }