diff options
| author | Michael Niedermayer <michaelni@gmx.at> | 2014-05-16 03:02:57 +0200 |
|---|---|---|
| committer | Michael Niedermayer <michaelni@gmx.at> | 2014-05-16 03:13:27 +0200 |
| commit | 1fb46858c2498c67ae2d6775f7da29732e88fb8a (patch) | |
| tree | 8e526fe97fa8b5e0fd579377a4d0943133093cca /libavcodec/cavs.c | |
| parent | a071c0b515e5935b4e2d09899303f6d3c9fb158b (diff) | |
avcodec/cavs: prevent out of array read
The used value should not matter as long as its within the array
as it is multiplied by 0
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
Diffstat (limited to 'libavcodec/cavs.c')
| -rw-r--r-- | libavcodec/cavs.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/libavcodec/cavs.c b/libavcodec/cavs.c index c5313eb19c..888f38ba68 100644 --- a/libavcodec/cavs.c +++ b/libavcodec/cavs.c @@ -525,7 +525,7 @@ void ff_cavs_inter(AVSContext *h, enum cavs_mb mb_type) static inline void scale_mv(AVSContext *h, int *d_x, int *d_y, cavs_vector *src, int distp) { - int den = h->scale_den[src->ref]; + int den = h->scale_den[FFMAX(src->ref, 0)]; *d_x = (src->x * distp * den + 256 + (src->x >> 31)) >> 9; *d_y = (src->y * distp * den + 256 + (src->y >> 31)) >> 9; |