batman-adv: Use proper name for gateway list head

The batman-adv codebase is using "list" for the list node (prev/next) and
<list content descriptor>+"_list" for the head of a list. Not using this
naming scheme can up in confusions when reading the code.

Signed-off-by: Sven Eckelmann <sven@narfation.org>
Signed-off-by: Simon Wunderlich <sw@simonwunderlich.de>

net/batman-adv/bat_v.c

@@ -750,7 +750,7 @@ batadv_v_gw_get_best_gw_node(struct batadv_priv *bat_priv)
 	u32 max_bw = 0, bw;
 
 	rcu_read_lock();
-	hlist_for_each_entry_rcu(gw_node, &bat_priv->gw.list, list) {
+	hlist_for_each_entry_rcu(gw_node, &bat_priv->gw.gateway_list, list) {
 		if (!kref_get_unless_zero(&gw_node->refcount))
 			continue;
 
@@ -889,7 +889,7 @@ static void batadv_v_gw_print(struct batadv_priv *bat_priv,
 		 "      Gateway        ( throughput)           Nexthop [outgoingIF]: advertised uplink bandwidth\n");
 
 	rcu_read_lock();
-	hlist_for_each_entry_rcu(gw_node, &bat_priv->gw.list, list) {
+	hlist_for_each_entry_rcu(gw_node, &bat_priv->gw.gateway_list, list) {
 		/* fails if orig_node has no router */
 		if (batadv_v_gw_write_buffer_text(bat_priv, seq, gw_node) < 0)
 			continue;
@@ -1009,7 +1009,7 @@ static void batadv_v_gw_dump(struct sk_buff *msg, struct netlink_callback *cb,
 	int idx = 0;
 
 	rcu_read_lock();
-	hlist_for_each_entry_rcu(gw_node, &bat_priv->gw.list, list) {
+	hlist_for_each_entry_rcu(gw_node, &bat_priv->gw.gateway_list, list) {
 		if (idx++ < idx_skip)
 			continue;