avformat/mpeg: check av_strdup() return value

Signed-off-by: Steven Liu <lq@chinaffmpeg.org>
This commit is contained in:
Steven Liu 2019-10-10 10:47:22 +08:00
parent 1f7b527194
commit f5263172de

View File

@ -898,6 +898,11 @@ static int vobsub_read_header(AVFormatContext *s)
for (i = 0; i < s->nb_streams; i++) {
AVStream *sub_st = s->streams[i];
sub_st->codecpar->extradata = av_strdup(header_str);
if (!sub_st->codecpar->extradata) {
ret = AVERROR(ENOMEM);
sub_st->codecpar->extradata_size = 0;
goto end;
}
sub_st->codecpar->extradata_size = header.len;
}
av_free(header_str);