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authorJohan Hedberg <johan.hedberg@intel.com>2012-07-16 16:12:10 +0300
committerGustavo Padovan <gustavo.padovan@collabora.co.uk>2012-07-17 14:48:27 -0300
commitdac670b97698f7c5584b224dd68d9d612b9ad4d7 (patch)
tree3eb335512bb97afd17579a014829f7db0c210b48 /drivers/bluetooth/hci_ldisc.c
parent40f10224df6f00b59ab342e3d9d9ac8b50c8eada (diff)
Bluetooth: Simplify hci_uart_tty_close logic
This patch cleans up and reduces indentation in the hci_uart_tty_close function. Signed-off-by: Johan Hedberg <johan.hedberg@intel.com> Signed-off-by: Gustavo Padovan <gustavo.padovan@collabora.co.uk>
Diffstat (limited to 'drivers/bluetooth/hci_ldisc.c')
-rw-r--r--drivers/bluetooth/hci_ldisc.c25
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()