[FFmpeg-cvslog] avcodec/diracdec: Make data_unit_size unsigned

[Michael Niedermayer]

ffmpeg | branch: master | Michael Niedermayer <michaelni at gmx.at> | Thu May 14 23:16:06 2015 +0200| [8f1afde11d4d76fc2444074b45d76a5113d1d748] | committer: Michael Niedermayer

avcodec/diracdec: Make data_unit_size unsigned

Fixes CID1271788

with this change the value is more explicitly checked, it was fully checked
before though

Signed-off-by: Michael Niedermayer <michaelni at gmx.at>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=8f1afde11d4d76fc2444074b45d76a5113d1d748
---

 libavcodec/diracdec.c |    3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/libavcodec/diracdec.c b/libavcodec/diracdec.c
index b64ab95..0213048 100644
--- a/libavcodec/diracdec.c
+++ b/libavcodec/diracdec.c
@@ -1933,8 +1933,9 @@ static int dirac_decode_frame(AVCodecContext *avctx, void *data, int *got_frame,
     AVFrame *picture    = data;
     uint8_t *buf        = pkt->data;
     int buf_size        = pkt->size;
-    int i, data_unit_size, buf_idx = 0;
+    int i, buf_idx      = 0;
     int ret;
+    unsigned data_unit_size;
 
     /* release unused frames */
     for (i = 0; i < MAX_FRAMES; i++)