Don't make rmr stub check if there is none of them

Change-Id: I95c1f35c538ec51575a748b09616a1c80e32cf14
Signed-off-by: Juha Hyttinen <juha.hyttinen@nokia.com>
diff --git a/pkg/teststub/controlRmrStub.go b/pkg/teststub/controlRmrStub.go
index a8c861f..a01a0a5 100644
--- a/pkg/teststub/controlRmrStub.go
+++ b/pkg/teststub/controlRmrStub.go
@@ -147,6 +147,10 @@
 	params.Xid = "TESTPING"
 	params.Mbuf = nil
 
+	if len(allRmrStubs) == 0 {
+		rmr.GetLogger().Info("No rmr stubs so no need to wait those to be alive")
+		return true
+	}
 	status := false
 	i := 1
 	for ; i <= seconds*2 && status == false; i++ {