[S390] dasd: fix double elevator_exit call when deadline iosched fails to load

[linux-2.6-omap-h63xx.git] / drivers / bluetooth / hci_ldisc.c

diff --git a/drivers/bluetooth/hci_ldisc.c b/drivers/bluetooth/hci_ldisc.c
index 0f4203b499af65771ccb63bac79cae5ec2ad4f80..7e31d5f1bc8aa41444821da3b6c4d34b82fe96b8 100644 (file)
--- a/drivers/bluetooth/hci_ldisc.c
+++ b/drivers/bluetooth/hci_ldisc.c
@@ -208,6 +208,7 @@ static int hci_uart_close(struct hci_dev *hdev)
                return 0;
 
        hci_uart_flush(hdev);
+       hdev->flush = NULL;
        return 0;
 }
 
@@ -307,7 +308,9 @@ static void hci_uart_tty_close(struct tty_struct *tty)
 
        if (hu) {
                struct hci_dev *hdev = hu->hdev;
-               hci_uart_close(hdev);
+
+               if (hdev)
+                       hci_uart_close(hdev);
 
                if (test_and_clear_bit(HCI_UART_PROTO_SET, &hu->flags)) {
                        hu->proto->close(hu);
@@ -473,12 +476,18 @@ static int hci_uart_tty_ioctl(struct tty_struct *tty, struct file * file,
                        tty->low_latency = 1;
                } else
                        return -EBUSY;
+               break;
 
        case HCIUARTGETPROTO:
                if (test_bit(HCI_UART_PROTO_SET, &hu->flags))
                        return hu->proto->id;
                return -EUNATCH;
 
+       case HCIUARTGETDEVICE:
+               if (test_bit(HCI_UART_PROTO_SET, &hu->flags))
+                       return hu->hdev->id;
+               return -EUNATCH;
+
        default:
                err = n_tty_ioctl(tty, file, cmd, arg);
                break;
@@ -541,7 +550,10 @@ static int __init hci_uart_init(void)
 #ifdef CONFIG_BT_HCIUART_BCSP
        bcsp_init();
 #endif
-       
+#ifdef CONFIG_BT_HCIUART_LL
+       ll_init();
+#endif
+
        return 0;
 }
 
@@ -555,6 +567,9 @@ static void __exit hci_uart_exit(void)
 #ifdef CONFIG_BT_HCIUART_BCSP
        bcsp_deinit();
 #endif
+#ifdef CONFIG_BT_HCIUART_LL
+       ll_deinit();
+#endif
 
        /* Release tty registration of line discipline */
        if ((err = tty_unregister_ldisc(N_HCI)))