board_status.sh allow cmd() to not save output

- allow for cmd() to be run, but not pipe to a file.

Change-Id: I3e1650e421a49a06218e082ceb5a60b7b4808ce8
Signed-off-by: Martin Roth <martin.roth@se-eng.com>
Reviewed-on: http://review.coreboot.org/6258
Tested-by: build bot (Jenkins)
Reviewed-by: David Hendricks <dhendrix@chromium.org>
1 file changed