It isn't needed, makes is harder to describe what --duration does.
Signed-off-by: NeilBrown <neilb@suse.de>
#
# Options are:
# --continue Don't start new checks, only continue old ones.
-# --duration This is passed to "date --date=+$duration" to find out
+# --duration This is passed to "date --date=$duration" to find out
# when to finish
#
# To support '--continue', arrays are identified by UUID and the 'sync_completed'
;;
--continue ) cont=yes ;;
--duration ) shift; dur=$1
- endtime=$(date --date "+$dur" "+%s")
+ endtime=$(date --date "$dur" "+%s")
;;
esac
shift