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demux_mkv: always set track->codec_id to a string 

Otherwise audio/video/sub track handling code would dereference the NULL
pointer.
This commit is contained in:
wm4 2013-04-20 23:40:41 +02:00
parent 6627cf81cc
commit 963c9aa3d5
1 changed files with 3 additions and 1 deletions
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4
demux/demux_mkv.c
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@ -602,8 +602,10 @@ static void parse_trackentry(struct demuxer *demuxer,
track->ms_compat = 1; track->ms_compat = 1;
mp_msg(MSGT_DEMUX, MSGL_V, "[mkv] | + Codec ID: %s\n", mp_msg(MSGT_DEMUX, MSGL_V, "[mkv] | + Codec ID: %s\n",
track->codec_id); track->codec_id);
} else } else {
mp_msg(MSGT_DEMUX, MSGL_ERR, "[mkv] Missing codec ID!\n"); mp_msg(MSGT_DEMUX, MSGL_ERR, "[mkv] Missing codec ID!\n");
track->codec_id = "";
}
if (entry->n_codec_private) { if (entry->n_codec_private) {
int len = entry->codec_private.len; int len = entry->codec_private.len;