Github user rafaelweingartner commented on a diff in the pull request:
https://github.com/apache/cloudstack/pull/1956#discussion_r102289931
--- Diff:
engine/orchestration/src/com/cloud/vm/VirtualMachineManagerImpl.java ---
@@ -744,14 +744,17 @@ protected boolean checkWorkItems(final VMInstanceVO
vm, final State state) throw
protected <T extends VMInstanceVO> boolean changeState(final T vm,
final Event event, final Long hostId, final ItWorkVO work, final Step step)
throws NoTransitionException {
// FIXME: We should do this better.
- final Step previousStep = work.getStep();
- _workDao.updateStep(work, step);
+ Step previousStep = null;
+ if (work != null) {
+ previousStep = work.getStep();
--- End diff --
Can " work.getStep()" return null?
I see that you add a check at line 757 `previousStep != null`. Why would we
need that check there, and not need it here (line750)?
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