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DateFri, 21 Mar 2008 15:44:05 -0700
FromChris Wright <>
Subject[patch 75/76] BLUETOOTH: Fix bugs in previous conn add/del workqueue changes.
-stable review patch.  If anyone has any objections, please let us know.
---------------------
From: Dave Young <hidave.darkstar@gmail.com>

Jens Axboe noticed that we were queueing &conn->work on both btaddconn
and keventd_wq.

Signed-off-by: Dave Young <hidave.darkstar@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Signed-off-by: Chris Wright <chrisw@sous-sol.org>

---
 net/bluetooth/hci_sysfs.c |    8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)
--- a/net/bluetooth/hci_sysfs.c
+++ b/net/bluetooth/hci_sysfs.c
@@ -282,6 +282,7 @@ static void add_conn(struct work_struct 
 	int i;
 
 	flush_workqueue(btdelconn);
+
 	if (device_add(&conn->dev) < 0) {
 		BT_ERR("Failed to register connection device");
 		return;
@@ -317,7 +318,6 @@ void hci_conn_add_sysfs(struct hci_conn 
 	INIT_WORK(&conn->work, add_conn);
 
 	queue_work(btaddconn, &conn->work);
-	schedule_work(&conn->work);
 }
 
 static int __match_tty(struct device *dev, void *data)
@@ -354,7 +354,6 @@ void hci_conn_del_sysfs(struct hci_conn 
 	INIT_WORK(&conn->work, del_conn);
 
 	queue_work(btdelconn, &conn->work);
-	schedule_work(&conn->work);
 }
 
 int hci_register_sysfs(struct hci_dev *hdev)
@@ -408,6 +407,7 @@ int __init bt_sysfs_init(void)
 		err = -ENOMEM;
 		goto out;
 	}
+
 	btdelconn = create_singlethread_workqueue("btdelconn");
 	if (!btdelconn) {
 		err = -ENOMEM;
@@ -447,8 +447,12 @@ out:
 void bt_sysfs_cleanup(void)
 {
 	destroy_workqueue(btaddconn);
+
 	destroy_workqueue(btdelconn);
+
 	class_destroy(bt_class);
+
 	bus_unregister(&bt_bus);
+
 	platform_device_unregister(bt_platform);
 }
-- 


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