From 08547509e379aefe7156b3695b1cc4374b33a0f1 Mon Sep 17 00:00:00 2001
From: Spoike <acceptthis@users.sourceforge.net>
Date: Thu, 23 Jan 2020 18:57:48 +0000
Subject: [PATCH] Fix overflow in sound mixing.

git-svn-id: https://svn.code.sf.net/p/fteqw/code/trunk@5612 fc73d0e0-1445-4013-8a0c-d673dee63da5
---
 engine/client/snd_mix.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/engine/client/snd_mix.c b/engine/client/snd_mix.c
index 64187f54..70fc49dd 100644
--- a/engine/client/snd_mix.c
+++ b/engine/client/snd_mix.c
@@ -550,12 +550,12 @@ static void SND_PaintChannel16_O2I1 (channel_t *ch, sfxcache_t *sc, int starttim
 
 	if (rate != (1<<PITCHSHIFT))
 	{
-		signed short data;
+		signed int data;
 		sfx = (signed short *)sc->data;
 		for (i=0 ; i<count ; i++)
 		{
 			int frac = pos&((1<<PITCHSHIFT)-1);
-			data = sfx[pos>>PITCHSHIFT] * ((1<<PITCHSHIFT)-1-frac) + sfx[(pos>>PITCHSHIFT)+1] * frac;
+			data = sfx[pos>>PITCHSHIFT] * ((1<<PITCHSHIFT)-frac) + sfx[(pos>>PITCHSHIFT)+1] * frac;
 			pos += rate;
 			paintbuffer[starttime+i].s[0] += (leftvol * data)>>(PITCHSHIFT+8);
 			paintbuffer[starttime+i].s[1] += (rightvol * data)>>(PITCHSHIFT+8);