From 6df1cfa7e4d488051d7b5033c0c69df970db9f82 Mon Sep 17 00:00:00 2001
From: Michael Niedermayer <michaelni@gmx.at>
Date: Sun, 3 Jun 2012 14:53:43 +0200
Subject: mace: check channel count, fixes FPE

Fixes ticket1391

Found-by: Piotr Bandurski <ami_stuff@o2.pl>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
---
 libavcodec/mace.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'libavcodec/mace.c')

diff --git a/libavcodec/mace.c b/libavcodec/mace.c
index bf9ea08fcf..dd721d24b5 100644
--- a/libavcodec/mace.c
+++ b/libavcodec/mace.c
@@ -231,7 +231,7 @@ static av_cold int mace_decode_init(AVCodecContext * avctx)
 {
     MACEContext *ctx = avctx->priv_data;
 
-    if (avctx->channels > 2)
+    if (avctx->channels > 2 || avctx->channels <= 0)
         return -1;
     avctx->sample_fmt = AV_SAMPLE_FMT_S16;
 
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