batman-adv: make the AP isolation attribute VLAN specific

AP isolation has to be enabled on one VLAN interface only.
This patch moves the AP isolation attribute to the per-vlan
interface attribute set, enabling it to have a different
value depending on the selected vlan.

Signed-off-by: Antonio Quartulli <antonio@open-mesh.com>
Signed-off-by: Marek Lindner <lindner_marek@yahoo.de>
diff --git a/net/batman-adv/sysfs.c b/net/batman-adv/sysfs.c
index f419d21..6335433 100644
--- a/net/batman-adv/sysfs.c
+++ b/net/batman-adv/sysfs.c
@@ -453,7 +453,6 @@
 		     batadv_dat_status_update);
 #endif
 BATADV_ATTR_SIF_BOOL(fragmentation, S_IRUGO | S_IWUSR, batadv_update_min_mtu);
-BATADV_ATTR_SIF_BOOL(ap_isolation, S_IRUGO | S_IWUSR, NULL);
 static BATADV_ATTR(routing_algo, S_IRUGO, batadv_show_bat_algo, NULL);
 static BATADV_ATTR(gw_mode, S_IRUGO | S_IWUSR, batadv_show_gw_mode,
 		   batadv_store_gw_mode);
@@ -483,7 +482,6 @@
 	&batadv_attr_distributed_arp_table,
 #endif
 	&batadv_attr_fragmentation,
-	&batadv_attr_ap_isolation,
 	&batadv_attr_routing_algo,
 	&batadv_attr_gw_mode,
 	&batadv_attr_orig_interval,
@@ -499,10 +497,13 @@
 	NULL,
 };
 
+BATADV_ATTR_VLAN_BOOL(ap_isolation, S_IRUGO | S_IWUSR, NULL);
+
 /**
  * batadv_vlan_attrs - array of vlan specific sysfs attributes
  */
 static struct batadv_attribute *batadv_vlan_attrs[] = {
+	&batadv_attr_vlan_ap_isolation,
 	NULL,
 };