[libav-devel] [PATCH 5/5] cinepak: remove redundant coordinate checks
Kostya Shishkov
kostya.shishkov at gmail.com
Fri Nov 18 10:44:45 CET 2011
On Fri, Nov 18, 2011 at 11:34:52AM +0200, Martin Storsjö wrote:
> From: Michael Niedermayer <michaelni at gmx.at>
>
> Signed-off-by: Michael Niedermayer <michaelni at gmx.at>
> ---
> libavcodec/cinepak.c | 4 ++--
> 1 files changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/libavcodec/cinepak.c b/libavcodec/cinepak.c
> index a858d6e..8ae1bb3 100644
> --- a/libavcodec/cinepak.c
> +++ b/libavcodec/cinepak.c
> @@ -269,8 +269,8 @@ static int cinepak_decode_strip (CinepakContext *s,
> int chunk_id, chunk_size;
>
> /* coordinate sanity checks */
> - if (strip->x1 >= s->width || strip->x2 > s->width ||
> - strip->y1 >= s->height || strip->y2 > s->height ||
> + if (strip->x2 > s->width ||
> + strip->y2 > s->height ||
> strip->x1 >= strip->x2 || strip->y1 >= strip->y2)
> return -1;
>
> --
probably OK
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