diff options
Diffstat (limited to 'lib/info.c')
| -rw-r--r-- | lib/info.c | 9 |
1 files changed, 7 insertions, 2 deletions
@@ -203,6 +203,7 @@ void vorbis_info_clear(vorbis_info *vi){ static int _vorbis_unpack_info(vorbis_info *vi,oggpack_buffer *opb){ codec_setup_info *ci=vi->codec_setup; + int bs; if(!ci)return(OV_EFAULT); vi->version=oggpack_read(opb,32); @@ -215,8 +216,12 @@ static int _vorbis_unpack_info(vorbis_info *vi,oggpack_buffer *opb){ vi->bitrate_nominal=(ogg_int32_t)oggpack_read(opb,32); vi->bitrate_lower=(ogg_int32_t)oggpack_read(opb,32); - ci->blocksizes[0]=1<<oggpack_read(opb,4); - ci->blocksizes[1]=1<<oggpack_read(opb,4); + bs = oggpack_read(opb,4); + if(bs<0)goto err_out; + ci->blocksizes[0]=1<<bs; + bs = oggpack_read(opb,4); + if(bs<0)goto err_out; + ci->blocksizes[1]=1<<bs; if(vi->rate<1)goto err_out; if(vi->channels<1)goto err_out; |