staging: wilc1000: set proper bssid address

This patch changes index 0 to index of vif which is currently beging used
because AP mode can run on any interface.
Signed-off-by: Glen Lee <glen.lee@atmel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/wilc1000/wilc_wfi_cfgoperations.c

@@ -2401,7 +2401,7 @@ static int start_ap(struct wiphy *wiphy, struct net_device *dev,
 	if (s32Error != 0)
 		PRINT_ER("Error in setting channel\n");
 
-	wilc_wlan_set_bssid(dev, wl->vif[0]->src_addr, AP_MODE);
+	wilc_wlan_set_bssid(dev, wl->vif[vif->u8IfIdx]->src_addr, AP_MODE);
 
 	s32Error = wilc_add_beacon(vif, settings->beacon_interval,
 				   settings->dtim_period, beacon->head_len,