Build: Resolve warnings

communication/message/a2bmessage.cpp

@@ -163,6 +163,8 @@ void A2BMessage::setChannelSample(Direction dir, uint8_t channel, size_t frame,
 		case PCMType::L24:
 			sampleToSet = sampleToSet << 8;
 			break;
+		case PCMType::L32:
+			break;
 	}
 
 	if(channelSize16) {

communication/message/ethphymessage.cpp

@@ -35,7 +35,7 @@ bool EthPhyMessage::appendPhyMessage(bool writeEnable, bool clause45, uint8_t ph
 
 bool EthPhyMessage::appendPhyMessage(std::shared_ptr<PhyMessage> message)
 {
-	if(message != nullptr)
+	if(message)
 	{
 		messages.push_back(message);
 		return true;