SONAR suggestions - boolean expressions that are known to be 'true' or 'false'

Change-Id: I4e089cb606ecf43444b4d567ad63d622f37506ce
diff --git a/drivers/default/src/main/java/org/onosproject/driver/pipeline/ofdpa/Ofdpa2Pipeline.java b/drivers/default/src/main/java/org/onosproject/driver/pipeline/ofdpa/Ofdpa2Pipeline.java
index a1cd29a..383ba4d 100644
--- a/drivers/default/src/main/java/org/onosproject/driver/pipeline/ofdpa/Ofdpa2Pipeline.java
+++ b/drivers/default/src/main/java/org/onosproject/driver/pipeline/ofdpa/Ofdpa2Pipeline.java
@@ -1044,7 +1044,7 @@
             for (Instruction ins : fwd.treatment().allInstructions()) {
                 if (ins instanceof OutputInstruction) {
                     OutputInstruction o = (OutputInstruction) ins;
-                    if (o != null && PortNumber.CONTROLLER.equals(o.port())) {
+                    if (PortNumber.CONTROLLER.equals(o.port())) {
                         ttBuilder.add(o);
                     } else {
                         log.warn("Only allowed treatments in versatile forwarding "