[B.A.T.M.A.N.] [PATCHv4 next 10/11] batman-adv: fix more code style

[Antonio Quartulli <antonio@meshcoding.com>]

- keep variable declarations in descending line length order
- use common iteration style pattern when looking up an
  object

Introduced by 86cb16e5ec1e2d75821006e8f4abbec66fb741ac
("batman-adv: Add IPv4 link-local/IPv6-ll-all-nodes multicast support")

Cc: Linux Lüssing <linus.luessing@web.de>
Signed-off-by: Antonio Quartulli <antonio@meshcoding.com>
---
 multicast.c | 20 ++++++++++----------
 1 file changed, 10 insertions(+), 10 deletions(-)

diff --git a/multicast.c b/multicast.c
index d67d75d..dfe4cd6 100644
--- a/multicast.c
+++ b/multicast.c
@@ -487,20 +487,20 @@ batadv_mcast_forw_ip_node_get(struct batadv_priv *bat_priv,
 static struct batadv_orig_node *
 batadv_mcast_forw_unsnoop_node_get(struct batadv_priv *bat_priv)
 {
-	struct batadv_orig_node *orig_node;
+	struct batadv_orig_node *tmp_orig_node, *orig_node = NULL;
 
 	rcu_read_lock();
-	hlist_for_each_entry_rcu(orig_node,
+	hlist_for_each_entry_rcu(tmp_orig_node,
 				 &bat_priv->mcast.want_all_unsnoopables_list,
 				 mcast_want_all_unsnoopables_node) {
-		if (atomic_inc_not_zero(&orig_node->refcount))
-			goto unlock;
-	}
-
-	orig_node = NULL;
+		if (!atomic_inc_not_zero(&orig_node->refcount))
+			continue;
 
-unlock:
+		orig_node = tmp_orig_node;
+		break;
+	}
 	rcu_read_unlock();
+
 	return orig_node;
 }
 
@@ -518,9 +518,9 @@ enum batadv_forw_mode
 batadv_mcast_forw_mode(struct batadv_priv *bat_priv, struct sk_buff *skb,
 		       struct batadv_orig_node **orig)
 {
-	struct ethhdr *ethhdr;
-	bool is_unsnoopable = false;
 	int ret, tt_count, ip_count, unsnoop_count, total_count;
+	bool is_unsnoopable = false;
+	struct ethhdr *ethhdr;
 
 	ret = batadv_mcast_forw_mode_check(bat_priv, skb, &is_unsnoopable);
 	if (ret == -ENOMEM)
-- 
1.8.3.2