rtl8xxxu: Simplify calculating of hw value used for setting TX rate

Calculating the value in one place rather than using one calculation
in one place and a different one for management frames in another
location makes little sense.

Signed-off-by: Jes Sorensen <Jes.Sorensen@redhat.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
1 file changed