From 71529bd8c512bdb47d8d57fc27ff295bc635a561 Mon Sep 17 00:00:00 2001
From: Dale Curtis <dalecurtis@chromium.org>
Date: Thu, 14 Jun 2012 15:22:25 -0700
Subject: [PATCH] Fix incorrect unsigned->signed conversion.

Signed-off-by: Dale Curtis <dalecurtis@chromium.org>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
---
 libavformat/matroskadec.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/libavformat/matroskadec.c b/libavformat/matroskadec.c
index e8f70f96c1..4690e01d3c 100644
--- a/libavformat/matroskadec.c
+++ b/libavformat/matroskadec.c
@@ -2040,7 +2040,8 @@ static int matroska_parse_block(MatroskaDemuxContext *matroska, uint8_t *data,
                 }
             } else {
                 MatroskaTrackEncoding *encodings = track->encodings.elem;
-                int offset = 0, pkt_size = lace_size[n];
+                int offset = 0;
+                uint32_t pkt_size = lace_size[n];
                 uint8_t *pkt_data = data;
 
                 if (pkt_size > size) {