From ed1ef3a3bd2c8dbad89c0ff0dd0405fe27a1c01e Mon Sep 17 00:00:00 2001
From: Yuta HIGUCHI <y-higuchi@ak.jp.nec.com>
Date: Mon, 15 May 2017 18:10:01 -0700
Subject: [PATCH] Minor improvement to MacAddress#toString

Change-Id: I10bca0e939bebc833cc67dc8b923ecb67e6ae8ff
---
 utils/misc/src/main/java/org/onlab/packet/MacAddress.java | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/utils/misc/src/main/java/org/onlab/packet/MacAddress.java b/utils/misc/src/main/java/org/onlab/packet/MacAddress.java
index 4da6fe54d9..90c2a8a2df 100644
--- a/utils/misc/src/main/java/org/onlab/packet/MacAddress.java
+++ b/utils/misc/src/main/java/org/onlab/packet/MacAddress.java
@@ -253,10 +253,10 @@ public class MacAddress {
 
     @Override
     public String toString() {
-        final StringBuilder builder = new StringBuilder();
+        final StringBuilder builder = new StringBuilder(2 * 6 + 5);
         for (final byte b : this.address) {
             if (builder.length() > 0) {
-                builder.append(":");
+                builder.append(':');
             }
             builder.append(String.format("%02X", b & 0xFF));
         }