Pull ticket4byte into release branch

[platform/adaptation/renesas_rcar/renesas_kernel.git] / drivers / usb / serial / mct_u232.c

diff --git a/drivers/usb/serial/mct_u232.c b/drivers/usb/serial/mct_u232.c
index ad4998b..cd009cb 100644 (file)
--- a/drivers/usb/serial/mct_u232.c
+++ b/drivers/usb/serial/mct_u232.c
@@ -777,20 +777,19 @@ static void mct_u232_throttle(struct tty_struct *tty)
 {
        struct usb_serial_port *port = tty->driver_data;
        struct mct_u232_private *priv = usb_get_serial_port_data(port);
-       unsigned long flags;
        unsigned int control_state;
 
        dbg("%s - port %d", __func__, port->number);
 
-       spin_lock_irqsave(&priv->lock, flags);
+       spin_lock_irq(&priv->lock);
        priv->rx_flags |= THROTTLED;
        if (C_CRTSCTS(tty)) {
                priv->control_state &= ~TIOCM_RTS;
                control_state = priv->control_state;
-               spin_unlock_irqrestore(&priv->lock, flags);
+               spin_unlock_irq(&priv->lock);
                (void) mct_u232_set_modem_ctrl(port->serial, control_state);
        } else {
-               spin_unlock_irqrestore(&priv->lock, flags);
+               spin_unlock_irq(&priv->lock);
        }
 }
 
@@ -799,20 +798,19 @@ static void mct_u232_unthrottle(struct tty_struct *tty)
 {
        struct usb_serial_port *port = tty->driver_data;
        struct mct_u232_private *priv = usb_get_serial_port_data(port);
-       unsigned long flags;
        unsigned int control_state;
 
        dbg("%s - port %d", __func__, port->number);
 
-       spin_lock_irqsave(&priv->lock, flags);
+       spin_lock_irq(&priv->lock);
        if ((priv->rx_flags & THROTTLED) && C_CRTSCTS(tty)) {
                priv->rx_flags &= ~THROTTLED;
                priv->control_state |= TIOCM_RTS;
                control_state = priv->control_state;
-               spin_unlock_irqrestore(&priv->lock, flags);
+               spin_unlock_irq(&priv->lock);
                (void) mct_u232_set_modem_ctrl(port->serial, control_state);
        } else {
-               spin_unlock_irqrestore(&priv->lock, flags);
+               spin_unlock_irq(&priv->lock);
        }
 }