tree dd3e642fd7d9bda011744770e0df3b1635eefa3a
parent 0e72d933c0716a2b93003aba34c325e77a1d7646
author Patrick Williams <patrick@stwcx.xyz> 1491506055 -0500
committer Patrick Williams <patrick@stwcx.xyz> 1491506470 -0500

Restore settings to default on error

In the event that the value read from a persistence file is
invalid, currently a ValueError exception is thrown and the
settingsd fails to run.  Instead, catch this condition and
restore the setting to default.

Fixes openbmc/openbmc#1442.

Change-Id: I22ce8837d9c48b21bab050f1de9b730ec219bc4b
Signed-off-by: Patrick Williams <patrick@stwcx.xyz>