TTY: switch tty_schedule_flip

Now, we start converting tty buffer functions to actually use
tty_port. This will allow us to get rid of the need of tty in many
call sites. Only tty_port will needed and hence no more
tty_port_tty_get in those paths.

This is the last one: tty_schedule_flip

Signed-off-by: Jiri Slaby <jslaby@suse.cz>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

1 files changed, 1 insertions, 5 deletions

diff --git a/drivers/tty/serial/lpc32xx_hs.c b/drivers/tty/serial/lpc32xx_hs.c
index c8448e6f52e5..c01b58f3729c 100644
--- a/drivers/tty/serial/lpc32xx_hs.c
+++ b/drivers/tty/serial/lpc32xx_hs.c
@@ -323,7 +323,6 @@ static irqreturn_t serial_lpc32xx_interrupt(int irq, void *dev_id)
 {
         struct uart_port *port = dev_id;
         struct tty_port *port = &port->state->port;
-        struct tty_struct *tty = tty_port_tty_get(tport);
         u32 status;
 
         spin_lock(&port->lock);
@@ -348,9 +347,7 @@ static irqreturn_t serial_lpc32xx_interrupt(int irq, void *dev_id)
                        LPC32XX_HSUART_IIR(port->membase));
                 port->icount.overrun++;
                 tty_insert_flip_char(tport, 0, TTY_OVERRUN);
-                if (tty) {
-                        tty_schedule_flip(tty);
-                }
+                tty_schedule_flip(tport);
         }
 
         /* Data received? */
@@ -366,7 +363,6 @@ static irqreturn_t serial_lpc32xx_interrupt(int irq, void *dev_id)
         }
 
         spin_unlock(&port->lock);
-        tty_kref_put(tty);
 
         return IRQ_HANDLED;
 }