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assdec: check av_new_packet return value

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CC: libav-stable@libav.org
Bug-Id: CID 703626
This commit is contained in:
Vittorio Giovara 2014-10-24 13:15:40 +01:00
parent 2cd28693a5
commit e9ba309831
1 changed files with 4 additions and 1 deletions
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5
libavformat/assdec.c
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@ -151,6 +151,7 @@ static int read_packet(AVFormatContext *s, AVPacket *pkt)
{
ASSContext *ass = s->priv_data;
uint8_t *p, *end;
int ret;
if (ass->event_index >= ass->event_count)
return AVERROR(EIO);
@ -158,7 +159,9 @@ static int read_packet(AVFormatContext *s, AVPacket *pkt)
p = ass->event[ass->event_index];
end = strchr(p, '\n');
av_new_packet(pkt, end ? end - p + 1 : strlen(p));
ret = av_new_packet(pkt, end ? end - p + 1 : strlen(p));
if (ret < 0)
return ret;
pkt->flags |= AV_PKT_FLAG_KEY;
pkt->pos = p - ass->event_buffer + s->streams[0]->codec->extradata_size;
pkt->pts = pkt->dts = get_pts(p);