cristiano ronaldo scored his 300th goal for real madrid -lrb- in all competitions -rrb- against rayo vallecano on april 8 .
portuguese forward has achievements marked by special shirt presented to him by club president florentino perez .
ronaldo and his real madrid team-mates host malaga on saturday as they look to catch la liga leaders barcelona .
french striker karim benzema will miss the game after picking up a knee injury against atletico madrid .