tree ef579aa2ccab459228e23a5d078aff5f635b4140
parent 55fb297a0c67939c2c70428d094105798136143e
author Yifan Hong <elsk@google.com> 1569972654 -0700
committer Yifan Hong <elsk@google.com> 1569984213 -0700

libsnapshot: Skip initializing snapshot if not created.

If no opeartions is to be executed on a partition, it is
possible that no snapshot is created for it. In that case,
don't crash when initalizing snapshots.

Test: libsnapshot_test
Change-Id: I7bb0b5596aa6e4eca319e9c88f6552d1907a6944