wl12xx: move ba fields into wlvif

move ba_fields into the per-interface data, rather than
being global.

Signed-off-by: Eliad Peller <eliad@wizery.com>
Signed-off-by: Luciano Coelho <coelho@ti.com>
diff --git a/drivers/net/wireless/wl12xx/init.c b/drivers/net/wireless/wl12xx/init.c
index 1eaa0a3..80e89e3 100644
--- a/drivers/net/wireless/wl12xx/init.c
+++ b/drivers/net/wireless/wl12xx/init.c
@@ -486,18 +486,17 @@
 static int wl1271_set_ba_policies(struct wl1271 *wl, struct wl12xx_vif *wlvif)
 {
 	/* Reset the BA RX indicators */
-	wl->ba_rx_bitmap = 0;
-	wl->ba_allowed = true;
+	wlvif->ba_allowed = true;
 	wl->ba_rx_session_count = 0;
 
 	/* BA is supported in STA/AP modes */
 	if (wlvif->bss_type != BSS_TYPE_AP_BSS &&
 	    wlvif->bss_type != BSS_TYPE_STA_BSS) {
-		wl->ba_support = false;
+		wlvif->ba_support = false;
 		return 0;
 	}
 
-	wl->ba_support = true;
+	wlvif->ba_support = true;
 
 	/* 802.11n initiator BA session setting */
 	return wl12xx_acx_set_ba_initiator_policy(wl, wlvif);