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Subject[PATCH v3 03/19] bluetooth: hci_ldisc: Remove dead code
Date
The N_HCI ldisc does not define a flush_buffer() ldisc method, so
the check when opening the ldisc is always false.

Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
---
drivers/bluetooth/hci_ldisc.c | 8 +-------
1 file changed, 1 insertion(+), 7 deletions(-)

diff --git a/drivers/bluetooth/hci_ldisc.c b/drivers/bluetooth/hci_ldisc.c
index 96bcec5..c303f87 100644
--- a/drivers/bluetooth/hci_ldisc.c
+++ b/drivers/bluetooth/hci_ldisc.c
@@ -461,13 +461,7 @@ static int hci_uart_tty_open(struct tty_struct *tty)
INIT_WORK(&hu->init_ready, hci_uart_init_work);
INIT_WORK(&hu->write_work, hci_uart_write_work);

- /* Flush any pending characters in the driver and line discipline. */
-
- /* FIXME: why is this needed. Note don't use ldisc_ref here as the
- open path is before the ldisc is referencable */
-
- if (tty->ldisc->ops->flush_buffer)
- tty->ldisc->ops->flush_buffer(tty);
+ /* Flush any pending characters in the driver */
tty_driver_flush_buffer(tty);

return 0;
--
2.7.0
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