playlist: fix "clear" crash in random mode

When MPD is not playing while in random mode, and the client issues the "clear" command, MPD crashes in stopPlaylist(), or more exactly, in queue_order_to_position(-1). Exit from stopPlaylist() if MPD isn't playing.

playlist: fix "clear" crash in random mode
a6ad0cde · Max Kellermann · 21bb0aab · a6ad0cde
Commit a6ad0cde authored Jan 23, 2009 by Max Kellermann
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playlist.c src/playlist.c +5 -0

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--- a/src/playlist.c
+++ b/src/playlist.c
@@ -660,6 +660,11 @@ deleteASongFromPlaylist(const struct song *song)

 void stopPlaylist(void)
 {
+	if (!playlist.playing)
+		return;
+
+	assert(playlist.current >= 0);
+
 	g_debug("playlist: stop");
 	playerWait();
 	playlist.queued = -1;