File bnc#872651-stop-cluster.patch of Package corosync.16630

--- corosync-2.4.3.orig/init/corosync.service.in	2015-07-21 11:09:11.911660803 +0800
+++ corosync-2.4.3/init/corosync.service.in	2015-07-21 13:25:08.239783189 +0800
@@ -3,6 +3,7 @@
 ConditionKernelCommandLine=!nocluster
 Requires=network-online.target
 After=network-online.target
+StopWhenUnneeded=yes
 
 [Service]
 ExecStart=@INITWRAPPERSDIR@/corosync start