diff --git a/datalinklayer/MapPacketExtraction.cpp b/datalinklayer/MapPacketExtraction.cpp
index d64348e15..845ed7c17 100644
--- a/datalinklayer/MapPacketExtraction.cpp
+++ b/datalinklayer/MapPacketExtraction.cpp
@@ -1,10 +1,3 @@
-/**
- * @file	MapPacketExtraction.cpp
- * @brief	This file defines the MapPacketExtraction class.
- * @date	26.03.2013
- * @author	baetz
- */
-
 #include "MapPacketExtraction.h"
 #include "../ipc/QueueFactory.h"
 #include "../serviceinterface/ServiceInterfaceStream.h"
@@ -12,14 +5,14 @@
 #include "../tmtcpacket/SpacePacketBase.h"
 #include "../tmtcservices/AcceptsTelecommandsIF.h"
 #include "../tmtcservices/TmTcMessage.h"
-#include <string.h>
+#include <cstring>
 
 MapPacketExtraction::MapPacketExtraction(uint8_t setMapId,
 		object_id_t setPacketDestination) :
-		lastSegmentationFlag(NO_SEGMENTATION), mapId(setMapId), packetLength(0), bufferPosition(
-				packetBuffer), packetDestination(setPacketDestination), packetStore(
-				NULL), tcQueueId(MessageQueueIF::NO_QUEUE) {
-	memset(packetBuffer, 0, sizeof(packetBuffer));
+		lastSegmentationFlag(NO_SEGMENTATION), mapId(setMapId),
+		bufferPosition(packetBuffer), packetDestination(setPacketDestination),
+		tcQueueId(MessageQueueIF::NO_QUEUE) {
+	std::memset(packetBuffer, 0, sizeof(packetBuffer));
 }
 
 ReturnValue_t MapPacketExtraction::extractPackets(TcTransferFrame* frame) {
diff --git a/datalinklayer/MapPacketExtraction.h b/datalinklayer/MapPacketExtraction.h
index 507f13dbe..ddb867fb2 100644
--- a/datalinklayer/MapPacketExtraction.h
+++ b/datalinklayer/MapPacketExtraction.h
@@ -1,12 +1,5 @@
-/**
- * @file	MapPacketExtraction.h
- * @brief	This file defines the MapPacketExtraction class.
- * @date	26.03.2013
- * @author	baetz
- */
-
-#ifndef MAPPACKETEXTRACTION_H_
-#define MAPPACKETEXTRACTION_H_
+#ifndef FSFW_DATALINKLAYER_MAPPACKETEXTRACTION_H_
+#define FSFW_DATALINKLAYER_MAPPACKETEXTRACTION_H_
 
 #include "MapPacketExtractionIF.h"
 #include "../objectmanager/ObjectManagerIF.h"
@@ -20,17 +13,19 @@ class StorageManagerIF;
  * The class implements the full MAP Packet Extraction functionality as described in the CCSDS
  * TC Space Data Link Protocol. It internally stores incomplete segmented packets until they are
  * fully received. All found packets are forwarded to a single distribution entity.
+ * @author B. Baetz
  */
 class MapPacketExtraction: public MapPacketExtractionIF {
 private:
 	static const uint32_t MAX_PACKET_SIZE = 4096;
 	uint8_t lastSegmentationFlag;	//!< The segmentation flag of the last received frame.
 	uint8_t mapId;	//!< MAP ID of this MAP Channel.
-	uint32_t packetLength;	//!< Complete length of the current Space Packet.
+	uint32_t packetLength = 0;	//!< Complete length of the current Space Packet.
 	uint8_t* bufferPosition;	//!< Position to write to in the internal Packet buffer.
 	uint8_t packetBuffer[MAX_PACKET_SIZE];	//!< The internal Space Packet Buffer.
 	object_id_t packetDestination;
-	StorageManagerIF* packetStore;	//!< Pointer to the store where full TC packets are stored.
+	//!< Pointer to the store where full TC packets are stored.
+	StorageManagerIF* packetStore = nullptr;
 	MessageQueueId_t tcQueueId;		//!< QueueId to send found packets to the distributor.
 	/**
 	 * Debug method to print the packet Buffer's content.
@@ -75,4 +70,4 @@ public:
 	uint8_t getMapId() const;
 };
 
-#endif /* MAPPACKETEXTRACTION_H_ */
+#endif /* FSFW_DATALINKLAYER_MAPPACKETEXTRACTION_H_ */