i've had this problem. but just with a guitar
solution: i put the the guitar in a bigger case with some chunks of charcoal (yes charcoal, the woody burned type) it sucks out any of the smells, left it overnight and all the bad smells were gone the next day
solution: i put the the guitar in a bigger case with some chunks of charcoal (yes charcoal, the woody burned type) it sucks out any of the smells, left it overnight and all the bad smells were gone the next day