If there is no valid machine configuration it's almost guaranteed that
the tune checks will fail, so just suppress them in that case.
(From OE-Core rev: 629c585e687cda9290efcffd18dd92fdf16009ab)
Signed-off-by: Paul Eggleton <paul.eggleton@linux.intel.com>
Signed-off-by: Saul Wold <sgw@linux.intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>