wl12xx: move role_id into wlvif

move role_id 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/wl12xx.h b/drivers/net/wireless/wl12xx/wl12xx.h
index e6d3c21..e249b45 100644
--- a/drivers/net/wireless/wl12xx/wl12xx.h
+++ b/drivers/net/wireless/wl12xx/wl12xx.h
@@ -401,7 +401,6 @@
 
 	u8 mac_addr[ETH_ALEN];
 	int channel;
-	u8 role_id;
 	u8 dev_role_id;
 	u8 system_hlid;
 	u8 sta_hlid;
@@ -621,6 +620,7 @@
 struct wl12xx_vif {
 	u8 bss_type;
 	u8 p2p; /* we are using p2p role */
+	u8 role_id;
 
 	u8 ssid[IEEE80211_MAX_SSID_LEN + 1];
 	u8 ssid_len;