From e42bdc202266c69dc6bc82044e44b14be1ce9c49 Mon Sep 17 00:00:00 2001
From: Chris Robinson <chris.kcat@gmail.com>
Date: Thu, 23 Jun 2011 15:42:16 -0700
Subject: [PATCH] Fix device Update parameters for sndio

---
 Alc/sndio.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/Alc/sndio.c b/Alc/sndio.c
index 3b4d431..6ee4951 100644
--- a/Alc/sndio.c
+++ b/Alc/sndio.c
@@ -240,7 +240,8 @@ static ALCboolean sndio_reset_playback(ALCdevice *device)
     par.le = SIO_LE_NATIVE;
 
     par.round = device->UpdateSize;
-    par.appbufsz = device->UpdateSize * device->NumUpdates;
+    par.appbufsz = device->UpdateSize * (device->NumUpdates-1);
+    if(!par.appbufsz) par.appbufsz = device->UpdateSize;
 
 
     if(!sio_setpar(data->sndHandle, &par) || !sio_getpar(data->sndHandle, &par))
@@ -292,7 +293,7 @@ static ALCboolean sndio_reset_playback(ALCdevice *device)
 
 
     device->UpdateSize = par.round;
-    device->NumUpdates = (par.appbufsz+par.round-1) / par.round;
+    device->NumUpdates = (par.bufsz/par.round) + 1;
 
     SetDefaultChannelOrder(device);