From 291a150e81e631ae091b496b5c3a6771e9c6c28a Mon Sep 17 00:00:00 2001
From: ben <ben@b3059339-0415-0410-9bf9-f77b7e298cf2>
Date: Mon, 4 Aug 2008 13:25:20 +0000
Subject: Fixes unsafe 'switch_audio' command with set_property() call. Without
 it, MPlayer segv trying to dereference NULL demuxer. Patch by Mathieu
 Schroeter (mathieu dot schroeter at gamesover dot ch)

git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@27411 b3059339-0415-0410-9bf9-f77b7e298cf2
---
 command.c | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'command.c')

diff --git a/command.c b/command.c
index b18080b6a4..1f9bf1e4f5 100644
--- a/command.c
+++ b/command.c
@@ -835,6 +835,8 @@ static int mp_property_audio(m_option_t * prop, int action, void *arg,
 
     case M_PROPERTY_STEP_UP:
     case M_PROPERTY_SET:
+	if (!mpctx->demuxer)
+	    return M_PROPERTY_UNAVAILABLE;
 	if (action == M_PROPERTY_SET && arg)
 	    tmp = *((int *) arg);
 	else
-- 
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