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-rw-r--r--libavcodec/rv40.c13
1 files changed, 8 insertions, 5 deletions
diff --git a/libavcodec/rv40.c b/libavcodec/rv40.c
index f95622a..ff0ef91 100644
--- a/libavcodec/rv40.c
+++ b/libavcodec/rv40.c
@@ -2,20 +2,20 @@
* RV40 decoder
* Copyright (c) 2007 Konstantin Shishkov
*
- * This file is part of Libav.
+ * This file is part of FFmpeg.
*
- * Libav is free software; you can redistribute it and/or
+ * FFmpeg is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
- * Libav is distributed in the hope that it will be useful,
+ * FFmpeg is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
- * License along with Libav; if not, write to the Free Software
+ * License along with FFmpeg; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
@@ -229,8 +229,11 @@ static int rv40_decode_mb_info(RV34DecContext *r)
int prev_type = 0;
int mb_pos = s->mb_x + s->mb_y * s->mb_stride;
- if(!r->s.mb_skip_run)
+ if(!r->s.mb_skip_run) {
r->s.mb_skip_run = svq3_get_ue_golomb(gb) + 1;
+ if(r->s.mb_skip_run > (unsigned)s->mb_num)
+ return -1;
+ }
if(--r->s.mb_skip_run)
return RV34_MB_SKIP;
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