From: Russell Bryant <russell@russellbryant.com>
Date: Mon, 7 Feb 2005 04:05:29 +0000 (+0000)
Subject: fix div by zero (bug #3467)
X-Git-Tag: 1.0.11.1~232
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=40969e6b297d3ba6dd9e481613d10437f71695f1;p=thirdparty%2Fasterisk.git

fix div by zero (bug #3467)


git-svn-id: https://origsvn.digium.com/svn/asterisk/branches/v1-0@4976 65c4cc65-6c06-0410-ace0-fbb531ad65f3
---

diff --git a/channels/chan_iax2.c b/channels/chan_iax2.c
index 16c911d6a9..f76a471ec8 100755
--- a/channels/chan_iax2.c
+++ b/channels/chan_iax2.c
@@ -2893,10 +2893,13 @@ static unsigned int calc_timestamp(struct chan_iax2_pvt *p, unsigned int ts, str
 				* next multiple of frame size (so our
 				* silent periods are multiples of
 				* frame size too) */
-				int diff = ms % (f->samples / 8);
-				if(diff)
-				    ms += f->samples/8 - diff;
-
+				int adj = f->samples / 8;
+				if (adj) {
+					int diff = ms % adj;
+					if(diff)
+						ms += adj - diff;
+				}
+				
 				p->nextpred = ms;
 				p->notsilenttx = 1;
 			}