Simplify statement and write comment

Change-Id: Ie1f1cb087a2a38c4fd5749d71dc635428dbdb765
diff --git a/pcep/pcepio/src/main/java/org/onosproject/pcepio/protocol/ver1/PcepErrorInfoVer1.java b/pcep/pcepio/src/main/java/org/onosproject/pcepio/protocol/ver1/PcepErrorInfoVer1.java
index 9c77e17..594e40c 100644
--- a/pcep/pcepio/src/main/java/org/onosproject/pcepio/protocol/ver1/PcepErrorInfoVer1.java
+++ b/pcep/pcepio/src/main/java/org/onosproject/pcepio/protocol/ver1/PcepErrorInfoVer1.java
@@ -67,7 +67,7 @@
 
     @Override
     public boolean isErrorInfoPresent() {
-        return (!this.errList.isEmpty()) ? true : false;
+        return !this.errList.isEmpty();
     }
 
     @Override