Don't exit warmboot-finalizer loop early due to SSH connection issue #15985
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Description of PR
Summary:
Fixes # (issue)
Type of change
Back port request
Approach
What is the motivation for this PR?
In some cases, connecting to the device may fail for whatever reason. If this happens, the current code returns an empty string as the warmboot-finalizer state. There's a for-loop that exits when the warmboot-finalizer state is no longer active. An empty string being returned here breaks that.
How did you do it?
To avoid that, don't exit this loop if we get an empty string.
How did you verify/test it?
Any platform specific information?
Supported testbed topology if it's a new test case?
Documentation