diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/bluetooth/hci_ldisc.c | 25 |
1 files changed, 13 insertions, 12 deletions
diff --git a/drivers/bluetooth/hci_ldisc.c b/drivers/bluetooth/hci_ldisc.c index 142f49cde848..b6d1f200401a 100644 --- a/drivers/bluetooth/hci_ldisc.c +++ b/drivers/bluetooth/hci_ldisc.c @@ -286,28 +286,29 @@ static int hci_uart_tty_open(struct tty_struct *tty) static void hci_uart_tty_close(struct tty_struct *tty) { struct hci_uart *hu = (void *)tty->disc_data; + struct hci_dev *hdev; BT_DBG("tty %p", tty); /* Detach from the tty */ tty->disc_data = NULL; - if (hu) { - struct hci_dev *hdev = hu->hdev; + if (!hu) + return; - if (hdev) - hci_uart_close(hdev); + hdev = hu->hdev; + if (hdev) + hci_uart_close(hdev); - if (test_and_clear_bit(HCI_UART_PROTO_SET, &hu->flags)) { - if (hdev) { - hci_unregister_dev(hdev); - hci_free_dev(hdev); - } - hu->proto->close(hu); + if (test_and_clear_bit(HCI_UART_PROTO_SET, &hu->flags)) { + if (hdev) { + hci_unregister_dev(hdev); + hci_free_dev(hdev); } - - kfree(hu); + hu->proto->close(hu); } + + kfree(hu); } /* hci_uart_tty_wakeup() |