Additional operation check when enabling read logs. am: 605a44fe93 am: 5cbdc3153c am: afcc0e09b6

Original change: https://googleplex-android-review.googlesource.com/c/platform/system/vold/+/10935285

Change-Id: Ifc7ddef98c90f9902f61e787065b6db33c0ead3a