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[PATCH 04/19] NFC: nci: Remove dead code

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  [PATCH 04/19] NFC: nci: Remove dead code Peter Hurley <peter@hurleysoftware.com> - 2015-11-27 22:40 +0100

#1278996 — [PATCH 04/19] NFC: nci: Remove dead code

The N_NCI ldisc does not define a flush_buffer() ldisc method, so
the check when opening the ldisc is always false.

Cc: Lauro Ramos Venancio <lauro.venancio@openbossa.org>
Cc: Aloisio Almeida Jr <aloisio.almeida@openbossa.org>
Cc: Samuel Ortiz <sameo@linux.intel.com>
Cc: "David S. Miller" <davem@davemloft.net>
Cc: <linux-wireless@vger.kernel.org>
Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
---
 net/nfc/nci/uart.c | 9 +--------
 1 file changed, 1 insertion(+), 8 deletions(-)

diff --git a/net/nfc/nci/uart.c b/net/nfc/nci/uart.c
index 21d8875..c468eab 100644
--- a/net/nfc/nci/uart.c
+++ b/net/nfc/nci/uart.c
@@ -171,14 +171,7 @@ static int nci_uart_tty_open(struct tty_struct *tty)
 	tty->disc_data = NULL;
 	tty->receive_room = 65536;
 
-	/* 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;
-- 
2.6.3

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