netdev - [PATCH 05/15] batman-adv: use list_for_each_entry

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Message-Id: <1462314230-16257-6-git-send-email-a@unstable.cc>
Date:	Wed,  4 May 2016 06:23:40 +0800
From:	Antonio Quartulli <a@...table.cc>
To:	davem@...emloft.net
Cc:	netdev@...r.kernel.org, b.a.t.m.a.n@...ts.open-mesh.org,
	Geliang Tang <geliangtang@....com>,
	Marek Lindner <mareklindner@...mailbox.ch>,
	Antonio Quartulli <a@...table.cc>
Subject: [PATCH 05/15] batman-adv: use list_for_each_entry_safe

From: Geliang Tang <geliangtang@....com>

Use list_for_each_entry_safe() instead of list_for_each_safe() to
simplify the code.

Signed-off-by: Geliang Tang <geliangtang@....com>
Acked-by: Antonio Quartulli <a@...table.cc>
Reviewed-by: Sven Eckelmann <sven@...fation.org>
Signed-off-by: Marek Lindner <mareklindner@...mailbox.ch>
Signed-off-by: Antonio Quartulli <a@...table.cc>
---
 net/batman-adv/icmp_socket.c | 22 +++++++++-------------
 1 file changed, 9 insertions(+), 13 deletions(-)

diff --git a/net/batman-adv/icmp_socket.c b/net/batman-adv/icmp_socket.c
index 14d0013b387e..8a5889d134bc 100644
--- a/net/batman-adv/icmp_socket.c
+++ b/net/batman-adv/icmp_socket.c
@@ -104,25 +104,21 @@ static int batadv_socket_open(struct inode *inode, struct file *file)
 
 static int batadv_socket_release(struct inode *inode, struct file *file)
 {
-	struct batadv_socket_client *socket_client = file->private_data;
-	struct batadv_socket_packet *socket_packet;
-	struct list_head *list_pos, *list_pos_tmp;
+	struct batadv_socket_client *client = file->private_data;
+	struct batadv_socket_packet *packet, *tmp;
 
-	spin_lock_bh(&socket_client->lock);
+	spin_lock_bh(&client->lock);
 
 	/* for all packets in the queue ... */
-	list_for_each_safe(list_pos, list_pos_tmp, &socket_client->queue_list) {
-		socket_packet = list_entry(list_pos,
-					   struct batadv_socket_packet, list);
-
-		list_del(list_pos);
-		kfree(socket_packet);
+	list_for_each_entry_safe(packet, tmp, &client->queue_list, list) {
+		list_del(&packet->list);
+		kfree(packet);
 	}
 
-	batadv_socket_client_hash[socket_client->index] = NULL;
-	spin_unlock_bh(&socket_client->lock);
+	batadv_socket_client_hash[client->index] = NULL;
+	spin_unlock_bh(&client->lock);
 
-	kfree(socket_client);
+	kfree(client);
 	module_put(THIS_MODULE);
 
 	return 0;
-- 
2.8.2