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Code Issues Releases Activity

avformat/mov: check result of avio_seek

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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Zhang Rui 2015-05-21 11:48:55 +08:00 committed by Michael Niedermayer
parent 18833daf9d
commit c886dd2f58
1 changed files with 4 additions and 1 deletions
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5
libavformat/mov.c
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@ -4240,7 +4240,10 @@ static int mov_read_packet(AVFormatContext *s, AVPacket *pkt)
mov->found_mdat = 0;
if (!mov->next_root_atom)
return AVERROR_EOF;
avio_seek(s->pb, mov->next_root_atom, SEEK_SET);
if (avio_seek(s->pb, mov->next_root_atom, SEEK_SET) != mov->next_root_atom) {
av_log(mov->fc, AV_LOG_ERROR, "next root atom offset 0x%"PRIx64": partial file\n", mov->next_root_atom);
return AVERROR_INVALIDDATA;
}
mov->next_root_atom = 0;
if (mov_read_default(mov, s->pb, (MOVAtom){ AV_RL32("root"), INT64_MAX }) < 0 ||
avio_feof(s->pb))