kmsremb: Fix memory leak
kmsremb: Fix memory leak

Change-Id: Ib6ec08bff0ab79c8e6639a2b04e4899cac5683f4

Kurento/kms-core,ESTOS/kms-core,TribeMedia/kms-core,shelsonjava/kms-core,shelsonjava/kms-core,Kurento/kms-core,TribeMedia/kms-core,TribeMedia/kms-core,shelsonjava/kms-core,shelsonjava/kms-core,Kurento/kms-core,ESTOS/kms-core,TribeMedia/kms-core,ESTOS/kms-core,Kurento/kms-core,ESTOS/kms-core