Don't clone chunk in message.get_packet_data

src/libcharon/encoding/message.c

@@ -1404,7 +1404,7 @@ METHOD(message_t, get_packet_data, chunk_t,
 	{
 		return chunk_empty;
 	}
-	return chunk_clone(this->packet->get_data(this->packet));
+	return this->packet->get_data(this->packet);
 }
 
 METHOD(message_t, parse_header, status_t,

src/libcharon/encoding/message.h

@@ -344,9 +344,9 @@ struct message_t {
 	packet_t * (*get_packet) (message_t *this);
 
 	/**
-	 * Returns a clone of the internal stored packet_t data.
+	 * Returns a chunk pointing to internal packet_t data.
 	 *
-	 * @return			clone of the internal stored packet_t data.
+	 * @return			packet data.
 	 */
 	chunk_t (*get_packet_data) (message_t *this);