wl12xx: remove rx filtering stuff

The new fw doesn't support rx_filtering configuration (as a
stand-alone command. the rx filtering is done automatically
according to the active role).

Signed-off-by: Eliad Peller <eliad@wizery.com>
Signed-off-by: Luciano Coelho <coelho@ti.com>
diff --git a/drivers/net/wireless/wl12xx/tx.c b/drivers/net/wireless/wl12xx/tx.c
index 938af1d..8a745fb 100644
--- a/drivers/net/wireless/wl12xx/tx.c
+++ b/drivers/net/wireless/wl12xx/tx.c
@@ -90,9 +90,7 @@
 	if (!ieee80211_is_auth(hdr->frame_control))
 		return 0;
 
-	wl1271_configure_filters(wl, FIF_OTHER_BSS);
-
-	return wl1271_acx_rx_config(wl, wl->rx_config, wl->rx_filter);
+	return 0;
 }
 
 static void wl1271_tx_ap_update_inconnection_sta(struct wl1271 *wl,