/* save the current offset in case there's nothing to read/skip */
off = avio_tell(s->pb);
ret = avio_read(s->pb, buf, ID3v2_HEADER_SIZE);
- if (ret != ID3v2_HEADER_SIZE)
+ if (ret != ID3v2_HEADER_SIZE) {
+ avio_seek(s->pb, off, SEEK_SET);
break;
+ }
found_header = ff_id3v2_match(buf, magic);
if (found_header) {
/* parse ID3v2 header */