ath5k: fix regression on setting bssid mask on association

There was a typo on the second bssid mask register.
This was caused by the patch titled:

"ath5k: use common curbssid, bssidmask and macaddr"

Signed-off-by: Luis R. Rodriguez <lrodriguez@atheros.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
1 file changed