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Always check the return of mkv_add_seekhead_entry

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Originally committed as revision 10371 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
David Conrad 2007-09-05 00:25:34 +00:00
parent 6d588ecd76
commit 9e2a3e2262
1 changed files with 5 additions and 2 deletions
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7
libavformat/matroskaenc.c
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@ -754,14 +754,17 @@ static int mkv_write_trailer(AVFormatContext *s)
MatroskaMuxContext *mkv = s->priv_data;
ByteIOContext *pb = &s->pb;
offset_t currentpos, second_seekhead, cuespos;
int ret;
end_ebml_master(pb, mkv->cluster);
cuespos = mkv_write_cues(pb, mkv->cues, s->nb_streams);
second_seekhead = mkv_write_seekhead(pb, mkv->cluster_seekhead);
mkv_add_seekhead_entry(mkv->main_seekhead, MATROSKA_ID_CUES , cuespos);
mkv_add_seekhead_entry(mkv->main_seekhead, MATROSKA_ID_SEEKHEAD, second_seekhead);
ret = mkv_add_seekhead_entry(mkv->main_seekhead, MATROSKA_ID_CUES , cuespos);
if (ret < 0) return ret;
ret = mkv_add_seekhead_entry(mkv->main_seekhead, MATROSKA_ID_SEEKHEAD, second_seekhead);
if (ret < 0) return ret;
mkv_write_seekhead(pb, mkv->main_seekhead);
// update the duration