From: Chris Rienzo <chris.rienzo@grasshopper.com>
Date: Thu, 8 May 2014 15:30:53 +0000 (-0400)
Subject: CID: 1211951 mod_rayo - fix unlikely dereference of null pointer
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=2c74771c2f4595bf738d121acbc20f1f38e8f439;p=thirdparty%2Ffreeswitch.git

CID: 1211951 mod_rayo - fix unlikely dereference of null pointer
---

diff --git a/src/mod/event_handlers/mod_rayo/srgs.c b/src/mod/event_handlers/mod_rayo/srgs.c
index 86cf825635..8212b278e0 100644
--- a/src/mod/event_handlers/mod_rayo/srgs.c
+++ b/src/mod/event_handlers/mod_rayo/srgs.c
@@ -1,6 +1,6 @@
 /*
  * mod_rayo for FreeSWITCH Modular Media Switching Software Library / Soft-Switch Application
- * Copyright (C) 2013, Grasshopper
+ * Copyright (C) 2013-2014, Grasshopper
  *
  * Version: MPL 1.1
  *
@@ -1227,6 +1227,10 @@ static int is_match_end(pcre *compiled_regex, const char *input)
 	const char *search = strchr(search_set, input[input_size - 1]); /* start with last digit in input */
 	int i = 0;
 
+	if (!search) {
+		return 0;
+	}
+
 	/* For each digit in search_set, check if input + search_set digit is a potential match.
 	   If so, then this is not a match end.
 	 */