Not having () isn't likely to do any harm in this case, but all the
other macros below do have it. Also add "are" in a comment.
Signed-off-by: NTomohiro Kusumi <tkusumi@tuxera.com>
Reviewed-by: NSubhash Jadavani <subhashj@codeaurora.org>
Signed-off-by: NMartin K. Petersen <martin.petersen@oracle.com>