diff options
| -rw-r--r-- | libavformat/flvdec.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/libavformat/flvdec.c b/libavformat/flvdec.c index 2e70352c53..2d89bef15f 100644 --- a/libavformat/flvdec.c +++ b/libavformat/flvdec.c @@ -1015,7 +1015,13 @@ retry: "Skipping flv packet: type %d, size %d, flags %d.\n", type, size, flags); skip: - avio_seek(s->pb, next, SEEK_SET); + if (avio_seek(s->pb, next, SEEK_SET) != next) { + // This can happen if flv_read_metabody above read past + // next, on a non-seekable input, and the preceding data has + // been flushed out from the IO buffer. + av_log(s, AV_LOG_ERROR, "Unable to seek to the next packet\n"); + return AVERROR_INVALIDDATA; + } ret = FFERROR_REDO; goto leave; } |