diff options
| -rw-r--r-- | libavformat/dsfdec.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/libavformat/dsfdec.c b/libavformat/dsfdec.c index beb2fbf5aa..a8c78e4a4d 100644 --- a/libavformat/dsfdec.c +++ b/libavformat/dsfdec.c @@ -107,6 +107,9 @@ static int dsf_read_header(AVFormatContext *s) st->codecpar->channels = avio_rl32(pb); st->codecpar->sample_rate = avio_rl32(pb) / 8; + if (st->codecpar->channels <= 0) + return AVERROR_INVALIDDATA; + switch(avio_rl32(pb)) { case 1: st->codecpar->codec_id = AV_CODEC_ID_DSD_LSBF_PLANAR; break; case 8: st->codecpar->codec_id = AV_CODEC_ID_DSD_MSBF_PLANAR; break; |