cft: Ensure success for startup when successful

BUG=none
TEST=led

Change-Id: I67b4cebe0d7afe10319ff7fbdc30886f126c4263
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/dev-util/+/4721810
Reviewed-by: Azizur Rahman <azrahman@google.com>
Reviewed-by: Derek Beckett <dbeckett@chromium.org>
Auto-Submit: Chris DeLaGarza <cdelagarza@google.com>
Tested-by: Chris DeLaGarza <cdelagarza@google.com>
Commit-Queue: Chris DeLaGarza <cdelagarza@google.com>
1 file changed