cd $(DIR_APP) && patch -p1 -i $(DIR_SRC)/src/patches/collectd/0020-openvpn-Make-read-functions-robust-like-in-8516f9abb.patch
cd $(DIR_APP) && patch -p1 -i $(DIR_SRC)/src/patches/collectd/0021-openvpn-Fix-copy-and-paste-error.patch
cd $(DIR_APP) && patch -p1 -i $(DIR_SRC)/src/patches/collectd/0022-openvpn-Change-data-type-from-COUNTER-to-DERIVE.patch
+ cd $(DIR_APP) && patch -p1 -i $(DIR_SRC)/src/patches/collectd/silence-openvpn-errors.patch
cd $(DIR_APP) && ./configure --prefix=/usr --localstatedir=/var \
--disable-{apple_sensors,csv,ipvs,mbmon,memcached,mysql} \
--disable-{netlink,nginx,nut,perl,serial,snmp,tape,vserver,xmms} \
--- /dev/null
+diff --git a/src/openvpn.c b/src/openvpn.c
+index d446e9957b68..cc33eed61e25 100644
+--- a/src/openvpn.c
++++ b/src/openvpn.c
+@@ -567,7 +567,7 @@ static int openvpn_read (void)
+ read += vpn_read;
+ }
+
+- return (read ? 0 : -1);
++ return 0;
+ } /* int openvpn_read */
+
+ static int version_detect (const char *filename)