Fix checkstyle whitespace issues - WHITESPACE ONLY

Change-Id: Ic205c1afd639c6008d61d9de95cb764eeb6238ca
diff --git a/src/main/java/net/onrc/onos/core/packet/ICMP.java b/src/main/java/net/onrc/onos/core/packet/ICMP.java
index b575878..4b80c94 100644
--- a/src/main/java/net/onrc/onos/core/packet/ICMP.java
+++ b/src/main/java/net/onrc/onos/core/packet/ICMP.java
@@ -1,19 +1,19 @@
 /**
-*    Copyright 2011, Big Switch Networks, Inc. 
-*    Originally created by David Erickson, Stanford University
-* 
-*    Licensed under the Apache License, Version 2.0 (the "License"); you may
-*    not use this file except in compliance with the License. You may obtain
-*    a copy of the License at
-*
-*         http://www.apache.org/licenses/LICENSE-2.0
-*
-*    Unless required by applicable law or agreed to in writing, software
-*    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
-*    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
-*    License for the specific language governing permissions and limitations
-*    under the License.
-**/
+ *    Copyright 2011, Big Switch Networks, Inc.
+ *    Originally created by David Erickson, Stanford University
+ *
+ *    Licensed under the Apache License, Version 2.0 (the "License"); you may
+ *    not use this file except in compliance with the License. You may obtain
+ *    a copy of the License at
+ *
+ *         http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *    Unless required by applicable law or agreed to in writing, software
+ *    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+ *    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+ *    License for the specific language governing permissions and limitations
+ *    under the License.
+ **/
 
 package net.onrc.onos.core.packet;
 
@@ -21,6 +21,7 @@
 
 /**
  * Implements ICMP packet format
+ *
  * @author shudong.zhou@bigswitch.com
  */
 public class ICMP extends BasePacket {
@@ -76,8 +77,8 @@
     /**
      * Serializes the packet. Will compute and set the following fields if they
      * are set to specific values at the time serialize is called:
-     *      -checksum : 0
-     *      -length : 0
+     * -checksum : 0
+     * -length : 0
      */
     public byte[] serialize() {
         int length = 4;
@@ -98,7 +99,7 @@
             bb.put(payloadData);
 
         if (this.parent != null && this.parent instanceof IPv4)
-            ((IPv4)this.parent).setProtocol(IPv4.PROTOCOL_ICMP);
+            ((IPv4) this.parent).setProtocol(IPv4.PROTOCOL_ICMP);
 
         // compute checksum if needed
         if (this.checksum == 0) {
@@ -161,9 +162,9 @@
         this.icmpType = bb.get();
         this.icmpCode = bb.get();
         this.checksum = bb.getShort();
-        
+
         this.payload = new Data();
-        this.payload = payload.deserialize(data, bb.position(), bb.limit()-bb.position());
+        this.payload = payload.deserialize(data, bb.position(), bb.limit() - bb.position());
         this.payload.setParent(this);
         return this;
     }