From b4bccf3e4e58f6fe58043791ca09db01a4343fac Mon Sep 17 00:00:00 2001
From: "Ronald S. Bultje" <rsbultje@gmail.com>
Date: Wed, 7 Mar 2012 14:18:14 -0800
Subject: wma: fix off-by-one in array bounds check.

Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
CC: libav-stable@libav.org
---
 libavcodec/wmadec.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'libavcodec/wmadec.c')

diff --git a/libavcodec/wmadec.c b/libavcodec/wmadec.c
index 37feca1f7f..a7300594ca 100644
--- a/libavcodec/wmadec.c
+++ b/libavcodec/wmadec.c
@@ -356,7 +356,7 @@ static int decode_exp_vlc(WMACodecContext *s, int ch)
         }
         /* NOTE: this offset is the same as MPEG4 AAC ! */
         last_exp += code - 60;
-        if ((unsigned)last_exp + 60 > FF_ARRAY_ELEMS(pow_tab)) {
+        if ((unsigned)last_exp + 60 >= FF_ARRAY_ELEMS(pow_tab)) {
             av_log(s->avctx, AV_LOG_ERROR, "Exponent out of range: %d\n",
                    last_exp);
             return -1;
-- 
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