It is used as size argument of ff_canopus_parse_info_tag, which uses it as size argument to bytestream2_init, which only supports sizes up to INT_MAX. Changing it's type to unsigned simplifies the check.
Signed-off-by: Andreas Cadhalpun <andreas.cadhal...@googlemail.com> --- libavcodec/hqx.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/libavcodec/hqx.c b/libavcodec/hqx.c index 8060c7a..138d960 100644 --- a/libavcodec/hqx.c +++ b/libavcodec/hqx.c @@ -417,8 +417,8 @@ static int hqx_decode_frame(AVCodecContext *avctx, void *data, info_tag = AV_RL32(src); if (info_tag == MKTAG('I', 'N', 'F', 'O')) { - int info_offset = AV_RL32(src + 4); - if (info_offset > UINT32_MAX - 8 || info_offset + 8 > avpkt->size) { + unsigned info_offset = AV_RL32(src + 4); + if (info_offset > INT_MAX || info_offset + 8 > avpkt->size) { av_log(avctx, AV_LOG_ERROR, "Invalid INFO header offset: 0x%08"PRIX32" is too large.\n", info_offset); -- 2.6.2 _______________________________________________ ffmpeg-devel mailing list ffmpeg-devel@ffmpeg.org http://ffmpeg.org/mailman/listinfo/ffmpeg-devel