From 7c1566fec39492815eda0dc1fdfd18f8bf7ca635 Mon Sep 17 00:00:00 2001
From: James Almer <jamrial@gmail.com>
Date: Fri, 7 Apr 2017 12:48:31 -0300
Subject: avcodec/tta: Don't try to read more than MIN_CACHE_BITS bits

This fixes assertion failures introduced in 4fbb56acbe.

Reviewed-by: michaelni
Reviewed-by: durandal_1707
---
 libavcodec/tta.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'libavcodec/tta.c')

diff --git a/libavcodec/tta.c b/libavcodec/tta.c
index 118b9f79ec..8f097b3bcc 100644
--- a/libavcodec/tta.c
+++ b/libavcodec/tta.c
@@ -285,7 +285,7 @@ static int tta_decode_frame(AVCodecContext *avctx, void *data,
         }
 
         if (k) {
-            if (k >= 32 || unary > INT32_MAX >> k) {
+            if (k > MIN_CACHE_BITS || unary > INT32_MAX >> k) {
                 ret = AVERROR_INVALIDDATA;
                 goto error;
             }
-- 
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