Commit 3562684d authored by Luca Barbato's avatar Luca Barbato
Browse files

ogg: Always alloc the private context in vorbis_header

It is possible to have an initial broken header and then valid packets.

Reported-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
CC: libav-stable@libav.org
parent f13fe602
......@@ -212,15 +212,15 @@ vorbis_header (AVFormatContext * s, int idx)
struct oggvorbis_private *priv;
int pkt_type = os->buf[os->pstart];
if (!(pkt_type & 1))
return 0;
if (!os->private) {
os->private = av_mallocz(sizeof(struct oggvorbis_private));
if (!os->private)
return 0;
}
if (!(pkt_type & 1))
return 0;
if (os->psize < 1 || pkt_type > 5)
return -1;
......
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