From 5d13c13821870206eab1c8ef19b89ff5cfe1e1d4 Mon Sep 17 00:00:00 2001
From: Florian Schlichting <fsfs@debian.org>
Date: Tue, 11 Aug 2015 19:00:21 +0200
Subject: [PATCH] systemd: protect /usr when running under systemd

---
 systemd/mpd.service.in | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/systemd/mpd.service.in b/systemd/mpd.service.in
index bb7b5802a..c4600406d 100644
--- a/systemd/mpd.service.in
+++ b/systemd/mpd.service.in
@@ -19,6 +19,9 @@ ControlGroup=cpu:/mpd
 # assign a real-time budget
 ControlGroupAttribute=cpu.rt_runtime_us 500000
 
+# disallow writing to /usr, /bin, /sbin, ...
+ProtectSystem=yes
+
 [Install]
 WantedBy=multi-user.target
 Also=mpd.socket