[RESEND PATCH 4/4] Bluetooth: Use proper datatypes in release-callbacks

[David Herrmann <dh.herrmann@googlemail.com>]

This enhances code readability a lot and avoids using void* even though
we know the type of the variable.

Signed-off-by: David Herrmann <dh.herrmann@googlemail.com>
Acked-by: Marcel Holtmann <marcel@holtmann.org>
---
Acked in: Message-ID: <1327960842.1955.182.camel@aeonflux>

 net/bluetooth/hci_sysfs.c |    8 ++++----
 1 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/net/bluetooth/hci_sysfs.c b/net/bluetooth/hci_sysfs.c
index 17e6cd4..bc15429 100644
--- a/net/bluetooth/hci_sysfs.c
+++ b/net/bluetooth/hci_sysfs.c
@@ -79,8 +79,8 @@ static const struct attribute_group *bt_link_groups[] = {
 
 static void bt_link_release(struct device *dev)
 {
-	void *data = to_hci_conn(dev);
-	kfree(data);
+	struct hci_conn *conn = to_hci_conn(dev);
+	kfree(conn);
 }
 
 static struct device_type bt_link = {
@@ -368,8 +368,8 @@ static const struct attribute_group *bt_host_groups[] = {
 
 static void bt_host_release(struct device *dev)
 {
-	void *data = to_hci_dev(dev);
-	kfree(data);
+	struct hci_dev *hdev = to_hci_dev(dev);
+	kfree(hdev);
 	module_put(THIS_MODULE);
 }
 
-- 
1.7.9