avcodec/mss4: check return value of init_get_bits8()

Signed-off-by: Paul B Mahol <onemda@gmail.com>
This commit is contained in:
Paul B Mahol 2015-02-24 13:17:34 +00:00
parent e87e20613b
commit 418be7ceb4
1 changed files with 2 additions and 1 deletions

View File

@ -572,7 +572,8 @@ static int mss4_decode_frame(AVCodecContext *avctx, void *data, int *got_frame,
ff_mss34_gen_quant_mat(c->quant_mat[i], quality, !i);
}
init_get_bits8(&gb, buf + HEADER_SIZE, (buf_size - HEADER_SIZE));
if ((ret = init_get_bits8(&gb, buf + HEADER_SIZE, buf_size - HEADER_SIZE)) < 0)
return ret;
mb_width = FFALIGN(width, 16) >> 4;
mb_height = FFALIGN(height, 16) >> 4;