A few changes to reduce checkpatch.pl errors in the rt2x00 driver.  For
the most part, I only fixed cosmetic things, and left the actual 'code
flow' untouched (hopefully)!

Diff is against wireless-testing HEAD.
Signed-off-by: NJohn Daiker <daikerjohn@gmail.com>
Signed-off-by: NIvo van Doorn <IvDoorn@gmail.com>
Signed-off-by: NJohn W. Linville <linville@tuxdriver.com>