Fix ERP configuration, due to a too strict changes
flags checking we never updated the short slot time
or basic rate mask when no other changes were made
at the same time.
Signed-off-by: Ivo van Doorn <IvDoorn@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
         * When the erp information has changed, we should perform
         * additional configuration steps. For all other changes we are done.
         */
-       if (changes & (BSS_CHANGED_ERP_PREAMBLE | BSS_CHANGED_ERP_CTS_PROT)) {
+       if (changes & ~(BSS_CHANGED_ASSOC | BSS_CHANGED_HT)) {
                if (!test_bit(DRIVER_REQUIRE_SCHEDULED, &rt2x00dev->flags))
                        rt2x00lib_config_erp(rt2x00dev, intf, bss_conf);
                else