tree 949c2d5fedcf9d313b1127cc005dbed5f5bf23c5
parent 5bcfb5bf45c570e6c956bf9243fa38efae5c538f
author Paul Lawrence <paullawrence@google.com> 1566492678 -0700
committer Paul Lawrence <paullawrence@google.com> 1566492932 -0700

Fix race condition is commitCheckpoint

If cp_commitCheckpoint is called twice at the same time, the second call
to setBowState will fail.

Add lock to remove possibility, and protect all uses of isCheckpointing

Bug: 138952436
Test: Boots after flashing in checkpoint mode
Change-Id: I131298adc506c3c176774d15e642b13d5f991087