From 9806fbd5351fa84f99fa5b18fe06859acb514f34 Mon Sep 17 00:00:00 2001
From: Peter Ross <pross@xvid.org>
Date: Tue, 15 Feb 2011 11:58:51 +0000
Subject: [PATCH] binkaudio: fix channel count check

Perform validity check on AVFormatContext.channels instead of
uninitialised field.

This fixes issue 2001.

Signed-off-by: Mans Rullgard <mans@mansr.com>
---
 libavcodec/binkaudio.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/libavcodec/binkaudio.c b/libavcodec/binkaudio.c
index 53484654db7..ae3db5d6c73 100644
--- a/libavcodec/binkaudio.c
+++ b/libavcodec/binkaudio.c
@@ -85,8 +85,8 @@ static av_cold int decode_init(AVCodecContext *avctx)
     }
     s->frame_len = 1 << frame_len_bits;
 
-    if (s->channels > MAX_CHANNELS) {
-        av_log(s->avctx, AV_LOG_ERROR, "too many channels: %d\n", s->channels);
+    if (avctx->channels > MAX_CHANNELS) {
+        av_log(s->avctx, AV_LOG_ERROR, "too many channels: %d\n", avctx->channels);
         return -1;
     }
 
-- 
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