diff options
| -rw-r--r-- | libmpdemux/demux_mkv.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/libmpdemux/demux_mkv.c b/libmpdemux/demux_mkv.c index ee44b5d202..cc25d712f3 100644 --- a/libmpdemux/demux_mkv.c +++ b/libmpdemux/demux_mkv.c @@ -3538,10 +3538,14 @@ demux_mkv_fill_buffer (demuxer_t *demuxer, demux_stream_t *ds) case MATROSKA_ID_BLOCK: block_length = ebml_read_length (s, &tmp); + free(block); block = malloc (block_length); demuxer->filepos = stream_tell (s); if (stream_read (s,block,block_length) != (int) block_length) + { + free(block); return 0; + } l = tmp + block_length; break; @@ -3609,7 +3613,10 @@ demux_mkv_fill_buffer (demuxer_t *demuxer, demux_stream_t *ds) block = malloc (block_length); demuxer->filepos = stream_tell (s); if (stream_read (s,block,block_length) != (int) block_length) + { + free(block); return 0; + } l = tmp + block_length; res = handle_block (demuxer, block, block_length, block_duration, block_bref, block_fref, 1); |