This patch was taken from
http://bugzilla.livna.org/show_bug.cgi?id=1987 and addresses bug
0001693[1]

[1] - http://musicpd.org/mantis/view.php?id=1693

git-svn-id: https://svn.musicpd.org/mpd/trunk@7374 09075e82-0dd4-0310-85a5-a0d7c8717e4f