remove unused var

Change-Id: I7c862c8737a9fa8415e600e1706471a0fde7cea8
disable scsi

Change-Id: If01f33d6e712d22104367935b12b6977d5ce73e4
zram: inbuild

Change-Id: I436d063a5dceb94c44b6571e1ddd267f2d83a36a