From: Jaroslav Kysela <perex@perex.cz>
Date: Mon, 28 Aug 2017 10:38:49 +0000 (+0200)
Subject: mkv muxer: fix the crash when agent == NULL
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=e1ad2342d73e7d89c5a81a0d1a0b25e5acd74e52;p=thirdparty%2Ftvheadend.git

mkv muxer: fix the crash when agent == NULL
---

diff --git a/src/muxer/muxer_mkv.c b/src/muxer/muxer_mkv.c
index f9940ec3e..755dbad1d 100644
--- a/src/muxer/muxer_mkv.c
+++ b/src/muxer/muxer_mkv.c
@@ -1544,7 +1544,8 @@ mkv_muxer_create(const muxer_config_t *m_cfg,
   /*
    * VLC has no support for MKV S_DVBSUB codec format
    */
-  mk->dvbsub_skip    = strstr(agent, "LibVLC/") != NULL;
+  if (agent)
+    mk->dvbsub_skip  = strstr(agent, "LibVLC/") != NULL;
 
   TAILQ_INIT(&mk->holdq);