From: Seven Du <dujinfang@gmail.com>
Date: Sat, 5 Mar 2016 12:32:40 +0000 (+0800)
Subject: FS-8811 fix divide by 0
X-Git-Tag: v1.6.7~2^2~38
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=f0c76fab805b56aaafb0b64be32adda1427137b2;p=thirdparty%2Ffreeswitch.git

FS-8811 fix divide by 0
---

diff --git a/src/mod/formats/mod_local_stream/mod_local_stream.c b/src/mod/formats/mod_local_stream/mod_local_stream.c
index 80de543fca..b704e8b83a 100644
--- a/src/mod/formats/mod_local_stream/mod_local_stream.c
+++ b/src/mod/formats/mod_local_stream/mod_local_stream.c
@@ -183,6 +183,8 @@ static int do_rand(uint32_t count)
 {
 	int r = 0;
 
+	if (count == 0) return 0;
+
 	switch_mutex_lock(globals.mutex);
 	r = (rand() % count) + 1;
 	switch_mutex_unlock(globals.mutex);