[PATCH 17/36] usb: serial: ti_usb_3410_5052: Remove useless tty_wakeup

From: Mathieu OTHACEHE
Date: Thu May 12 2016 - 04:50:42 EST


The generic driver doesn't call tty_wakeup in
usb_serial_generic_msr_changed so this tty_wakeup seems useless.

Signed-off-by: Mathieu OTHACEHE <m.othacehe@xxxxxxxxx>
---
drivers/usb/serial/ti_usb_3410_5052.c | 9 ---------
1 file changed, 9 deletions(-)

diff --git a/drivers/usb/serial/ti_usb_3410_5052.c b/drivers/usb/serial/ti_usb_3410_5052.c
index 5ef721c..3f2372e 100644
--- a/drivers/usb/serial/ti_usb_3410_5052.c
+++ b/drivers/usb/serial/ti_usb_3410_5052.c
@@ -1238,7 +1238,6 @@ static int ti_set_serial_info(struct tty_struct *tty, struct ti_port *tport,
static void ti_handle_new_msr(struct ti_port *tport, u8 msr)
{
struct async_icount *icount;
- struct tty_struct *tty;
unsigned long flags;

dev_dbg(&tport->tp_port->dev, "%s - msr 0x%02X\n", __func__, msr);
@@ -1259,14 +1258,6 @@ static void ti_handle_new_msr(struct ti_port *tport, u8 msr)
}

tport->tp_msr = msr & TI_MSR_MASK;
-
- /* handle CTS flow control */
- tty = tty_port_tty_get(&tport->tp_port->port);
- if (tty && C_CRTSCTS(tty)) {
- if (msr & TI_MSR_CTS)
- tty_wakeup(tty);
- }
- tty_kref_put(tty);
}

static int ti_write_byte(struct usb_serial_port *port,
--
2.8.2