GOSSIP-40: fix GossipMember hash code bug
diff --git a/src/main/java/org/apache/gossip/GossipMember.java b/src/main/java/org/apache/gossip/GossipMember.java
index 7ae4d81..a2f416e 100644
--- a/src/main/java/org/apache/gossip/GossipMember.java
+++ b/src/main/java/org/apache/gossip/GossipMember.java
@@ -116,8 +116,8 @@
     final int prime = 31;
     int result = 1;
     String address = getAddress();
-    result = prime * result + ((address == null) ? 0 : address.hashCode()) + clusterName == null ? 0
-            : clusterName.hashCode();
+    result = prime * result + ((address == null) ? 0 : address.hashCode()) + (clusterName == null ? 0
+            : clusterName.hashCode());
     return result;
   }