batman-adv: Remove casts from type x to type x

Casting from pointer like 'struct orig_node*' to 'struct orig_node *'
doesn't provide any additional functionality and can be savely removed.
Signed-off-by: NSven Eckelmann <sven@narfation.org>

net/batman-adv/unicast.c

@@ -295,7 +295,7 @@ int unicast_send_skb(struct sk_buff *skb, struct bat_priv *bat_priv)
 
 	/* get routing information */
 	if (is_multicast_ether_addr(ethhdr->h_dest)) {
-		orig_node = (struct orig_node *)gw_get_selected_orig(bat_priv);
+		orig_node = gw_get_selected_orig(bat_priv);
 		if (orig_node)
 			goto find_router;
 	}

net/batman-adv/vis.c

@@ -621,7 +621,7 @@ static int generate_vis_packet(struct bat_priv *bat_priv)
 	struct hlist_head *head;
 	struct orig_node *orig_node;
 	struct neigh_node *router;
-	struct vis_info *info = (struct vis_info *)bat_priv->my_vis_info;
+	struct vis_info *info = bat_priv->my_vis_info;
 	struct vis_packet *packet = (struct vis_packet *)info->skb_packet->data;
 	struct vis_info_entry *entry;
 	struct tt_local_entry *tt_local_entry;