提交 7785162c 编写于 作者: M Marcel Holtmann 提交者: David S. Miller

[Bluetooth] Code cleanup for the HCI UART driver

This patch cleans up the Bluetooth HCI UART driver a bit.
Signed-off-by: NPavel Machek <pavel@suse.cz>
Signed-off-by: NMarcel Holtmann <marcel@holtmann.org>
上级 62ae1591
...@@ -241,15 +241,11 @@ static int hci_uart_send_frame(struct sk_buff *skb) ...@@ -241,15 +241,11 @@ static int hci_uart_send_frame(struct sk_buff *skb)
static void hci_uart_destruct(struct hci_dev *hdev) static void hci_uart_destruct(struct hci_dev *hdev)
{ {
struct hci_uart *hu;
if (!hdev) if (!hdev)
return; return;
BT_DBG("%s", hdev->name); BT_DBG("%s", hdev->name);
kfree(hdev->driver_data);
hu = (struct hci_uart *) hdev->driver_data;
kfree(hu);
} }
/* ------ LDISC part ------ */ /* ------ LDISC part ------ */
...@@ -272,7 +268,7 @@ static int hci_uart_tty_open(struct tty_struct *tty) ...@@ -272,7 +268,7 @@ static int hci_uart_tty_open(struct tty_struct *tty)
return -EEXIST; return -EEXIST;
if (!(hu = kzalloc(sizeof(struct hci_uart), GFP_KERNEL))) { if (!(hu = kzalloc(sizeof(struct hci_uart), GFP_KERNEL))) {
BT_ERR("Can't allocate controll structure"); BT_ERR("Can't allocate control structure");
return -ENFILE; return -ENFILE;
} }
...@@ -360,7 +356,7 @@ static void hci_uart_tty_wakeup(struct tty_struct *tty) ...@@ -360,7 +356,7 @@ static void hci_uart_tty_wakeup(struct tty_struct *tty)
* *
* Return Value: None * Return Value: None
*/ */
static void hci_uart_tty_receive(struct tty_struct *tty, const __u8 *data, char *flags, int count) static void hci_uart_tty_receive(struct tty_struct *tty, const u8 *data, char *flags, int count)
{ {
struct hci_uart *hu = (void *)tty->disc_data; struct hci_uart *hu = (void *)tty->disc_data;
...@@ -375,7 +371,8 @@ static void hci_uart_tty_receive(struct tty_struct *tty, const __u8 *data, char ...@@ -375,7 +371,8 @@ static void hci_uart_tty_receive(struct tty_struct *tty, const __u8 *data, char
hu->hdev->stat.byte_rx += count; hu->hdev->stat.byte_rx += count;
spin_unlock(&hu->rx_lock); spin_unlock(&hu->rx_lock);
if (test_and_clear_bit(TTY_THROTTLED,&tty->flags) && tty->driver->unthrottle) if (test_and_clear_bit(TTY_THROTTLED, &tty->flags) &&
tty->driver->unthrottle)
tty->driver->unthrottle(tty); tty->driver->unthrottle(tty);
} }
......
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