[FFmpeg-cvslog] dsicinav: fix signed integer overflow

[Michael Niedermayer]

ffmpeg | branch: master | Michael Niedermayer <michaelni at gmx.at> | Fri Aug 31 15:15:59 2012 +0200| [f61ee9b5649192e2b644df59c6def6eac1d0bf48] | committer: Michael Niedermayer

dsicinav: fix signed integer overflow

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

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=f61ee9b5649192e2b644df59c6def6eac1d0bf48
---

 libavcodec/dsicinav.c |    4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/libavcodec/dsicinav.c b/libavcodec/dsicinav.c
index bd585c3..1679bfe 100644
--- a/libavcodec/dsicinav.c
+++ b/libavcodec/dsicinav.c
@@ -227,12 +227,12 @@ static int cinvideo_decode_frame(AVCodecContext *avctx,
         if (palette_colors_count > 256)
             return AVERROR_INVALIDDATA;
         for (i = 0; i < palette_colors_count; ++i) {
-            cin->palette[i] = 0xFF << 24 | bytestream_get_le24(&buf);
+            cin->palette[i] = 0xFFU << 24 | bytestream_get_le24(&buf);
             bitmap_frame_size -= 3;
         }
     } else {
         for (i = 0; i < palette_colors_count; ++i) {
-            cin->palette[buf[0]] = 0xFF << 24 | AV_RL24(buf+1);
+            cin->palette[buf[0]] = 0xFFU << 24 | AV_RL24(buf+1);
             buf += 4;
             bitmap_frame_size -= 4;
         }