diff --git a/drivers/char/pcmcia/synclink_cs.c b/drivers/char/pcmcia/synclink_cs.c
index b2735be81ab2..baa46e8a094b 100644
--- a/drivers/char/pcmcia/synclink_cs.c
+++ b/drivers/char/pcmcia/synclink_cs.c
@@ -1309,7 +1309,7 @@ static int startup(MGSLPC_INFO * info, struct tty_struct *tty)
 	if (tty)
 		clear_bit(TTY_IO_ERROR, &tty->flags);
 
-	tty_port_set_initialized(&info->port, 1);
+	tty_port_set_initialized(&info->port, true);
 
 	return 0;
 }
@@ -1359,7 +1359,7 @@ static void shutdown(MGSLPC_INFO * info, struct tty_struct *tty)
 	if (tty)
 		set_bit(TTY_IO_ERROR, &tty->flags);
 
-	tty_port_set_initialized(&info->port, 0);
+	tty_port_set_initialized(&info->port, false);
 }
 
 static void mgslpc_program_hw(MGSLPC_INFO *info, struct tty_struct *tty)
diff --git a/drivers/ipack/devices/ipoctal.c b/drivers/ipack/devices/ipoctal.c
index fc00274070b6..103fce0c49e6 100644
--- a/drivers/ipack/devices/ipoctal.c
+++ b/drivers/ipack/devices/ipoctal.c
@@ -647,7 +647,7 @@ static void ipoctal_hangup(struct tty_struct *tty)
 	tty_port_hangup(&channel->tty_port);
 
 	ipoctal_reset_channel(channel);
-	tty_port_set_initialized(&channel->tty_port, 0);
+	tty_port_set_initialized(&channel->tty_port, false);
 	wake_up_interruptible(&channel->tty_port.open_wait);
 }
 
@@ -659,7 +659,7 @@ static void ipoctal_shutdown(struct tty_struct *tty)
 		return;
 
 	ipoctal_reset_channel(channel);
-	tty_port_set_initialized(&channel->tty_port, 0);
+	tty_port_set_initialized(&channel->tty_port, false);
 }
 
 static void ipoctal_cleanup(struct tty_struct *tty)
diff --git a/drivers/s390/char/con3215.c b/drivers/s390/char/con3215.c
index 72ba83c1bc79..0b05cd76b7d0 100644
--- a/drivers/s390/char/con3215.c
+++ b/drivers/s390/char/con3215.c
@@ -629,7 +629,7 @@ static int raw3215_startup(struct raw3215_info *raw)
 	if (tty_port_initialized(&raw->port))
 		return 0;
 	raw->line_pos = 0;
-	tty_port_set_initialized(&raw->port, 1);
+	tty_port_set_initialized(&raw->port, true);
 	spin_lock_irqsave(get_ccwdev_lock(raw->cdev), flags);
 	raw3215_try_io(raw);
 	spin_unlock_irqrestore(get_ccwdev_lock(raw->cdev), flags);
@@ -659,7 +659,7 @@ static void raw3215_shutdown(struct raw3215_info *raw)
 		spin_lock_irqsave(get_ccwdev_lock(raw->cdev), flags);
 		remove_wait_queue(&raw->empty_wait, &wait);
 		set_current_state(TASK_RUNNING);
-		tty_port_set_initialized(&raw->port, 1);
+		tty_port_set_initialized(&raw->port, true);
 	}
 	spin_unlock_irqrestore(get_ccwdev_lock(raw->cdev), flags);
 }
diff --git a/drivers/tty/amiserial.c b/drivers/tty/amiserial.c
index f52266766df9..f8cdce1626cb 100644
--- a/drivers/tty/amiserial.c
+++ b/drivers/tty/amiserial.c
@@ -502,7 +502,7 @@ static int startup(struct tty_struct *tty, struct serial_state *info)
 	 */
 	change_speed(tty, info, NULL);
 
-	tty_port_set_initialized(port, 1);
+	tty_port_set_initialized(port, true);
 	local_irq_restore(flags);
 	return 0;
 
@@ -556,7 +556,7 @@ static void shutdown(struct tty_struct *tty, struct serial_state *info)
 
 	set_bit(TTY_IO_ERROR, &tty->flags);
 
-	tty_port_set_initialized(&info->tport, 0);
+	tty_port_set_initialized(&info->tport, false);
 	local_irq_restore(flags);
 }
 
diff --git a/drivers/tty/moxa.c b/drivers/tty/moxa.c
index 35b6fddf0341..bc474f3c3f8f 100644
--- a/drivers/tty/moxa.c
+++ b/drivers/tty/moxa.c
@@ -1484,7 +1484,7 @@ static int moxa_open(struct tty_struct *tty, struct file *filp)
 		MoxaPortLineCtrl(ch, 1, 1);
 		MoxaPortEnable(ch);
 		MoxaSetFifo(ch, ch->type == PORT_16550A);
-		tty_port_set_initialized(&ch->port, 1);
+		tty_port_set_initialized(&ch->port, true);
 	}
 	mutex_unlock(&ch->port.mutex);
 	mutex_unlock(&moxa_openlock);
diff --git a/drivers/tty/mxser.c b/drivers/tty/mxser.c
index 2436e0b10f9a..2926a831727d 100644
--- a/drivers/tty/mxser.c
+++ b/drivers/tty/mxser.c
@@ -1063,7 +1063,7 @@ static int mxser_set_serial_info(struct tty_struct *tty,
 	} else {
 		retval = mxser_activate(port, tty);
 		if (retval == 0)
-			tty_port_set_initialized(port, 1);
+			tty_port_set_initialized(port, true);
 	}
 	mutex_unlock(&port->mutex);
 	return retval;
diff --git a/drivers/tty/n_gsm.c b/drivers/tty/n_gsm.c
index daf12132deb1..631539c17d85 100644
--- a/drivers/tty/n_gsm.c
+++ b/drivers/tty/n_gsm.c
@@ -2059,7 +2059,7 @@ static void gsm_dlci_close(struct gsm_dlci *dlci)
 		tty_port_tty_hangup(&dlci->port, false);
 		gsm_dlci_clear_queues(dlci->gsm, dlci);
 		/* Ensure that gsmtty_open() can return. */
-		tty_port_set_initialized(&dlci->port, 0);
+		tty_port_set_initialized(&dlci->port, false);
 		wake_up_interruptible(&dlci->port.open_wait);
 	} else
 		dlci->gsm->dead = true;
@@ -3880,7 +3880,7 @@ static int gsmtty_open(struct tty_struct *tty, struct file *filp)
 	dlci->modem_rx = 0;
 	/* We could in theory open and close before we wait - eg if we get
 	   a DM straight back. This is ok as that will have caused a hangup */
-	tty_port_set_initialized(port, 1);
+	tty_port_set_initialized(port, true);
 	/* Start sending off SABM messages */
 	if (gsm->initiator)
 		gsm_dlci_begin_open(dlci);
diff --git a/drivers/tty/serial/serial_core.c b/drivers/tty/serial/serial_core.c
index b9fbbee598b8..e049c760b738 100644
--- a/drivers/tty/serial/serial_core.c
+++ b/drivers/tty/serial/serial_core.c
@@ -290,7 +290,7 @@ static void uart_shutdown(struct tty_struct *tty, struct uart_state *state)
 		set_bit(TTY_IO_ERROR, &tty->flags);
 
 	if (tty_port_initialized(port)) {
-		tty_port_set_initialized(port, 0);
+		tty_port_set_initialized(port, false);
 
 		/*
 		 * Turn off DTR and RTS early.
@@ -2347,7 +2347,7 @@ int uart_suspend_port(struct uart_driver *drv, struct uart_port *uport)
 		unsigned int mctrl;
 
 		tty_port_set_suspended(port, 1);
-		tty_port_set_initialized(port, 0);
+		tty_port_set_initialized(port, false);
 
 		spin_lock_irq(&uport->lock);
 		ops->stop_tx(uport);
@@ -2458,7 +2458,7 @@ int uart_resume_port(struct uart_driver *drv, struct uart_port *uport)
 					uart_rs485_config(uport);
 				ops->start_tx(uport);
 				spin_unlock_irq(&uport->lock);
-				tty_port_set_initialized(port, 1);
+				tty_port_set_initialized(port, true);
 			} else {
 				/*
 				 * Failed to resume - maybe hardware went away?
diff --git a/drivers/tty/synclink_gt.c b/drivers/tty/synclink_gt.c
index 72b76cdde534..2b96bf0ecafb 100644
--- a/drivers/tty/synclink_gt.c
+++ b/drivers/tty/synclink_gt.c
@@ -2354,7 +2354,7 @@ static int startup(struct slgt_info *info)
 	if (info->port.tty)
 		clear_bit(TTY_IO_ERROR, &info->port.tty->flags);
 
-	tty_port_set_initialized(&info->port, 1);
+	tty_port_set_initialized(&info->port, true);
 
 	return 0;
 }
@@ -2401,7 +2401,7 @@ static void shutdown(struct slgt_info *info)
 	if (info->port.tty)
 		set_bit(TTY_IO_ERROR, &info->port.tty->flags);
 
-	tty_port_set_initialized(&info->port, 0);
+	tty_port_set_initialized(&info->port, false);
 }
 
 static void program_hw(struct slgt_info *info)
diff --git a/drivers/tty/tty_port.c b/drivers/tty/tty_port.c
index dce08a6d7b5e..0c00d5bd6c88 100644
--- a/drivers/tty/tty_port.c
+++ b/drivers/tty/tty_port.c
@@ -367,7 +367,7 @@ static void tty_port_shutdown(struct tty_port *port, struct tty_struct *tty)
 		goto out;
 
 	if (tty_port_initialized(port)) {
-		tty_port_set_initialized(port, 0);
+		tty_port_set_initialized(port, false);
 		/*
 		 * Drop DTR/RTS if HUPCL is set. This causes any attached
 		 * modem to hang up the line.
@@ -788,7 +788,7 @@ int tty_port_open(struct tty_port *port, struct tty_struct *tty,
 				return retval;
 			}
 		}
-		tty_port_set_initialized(port, 1);
+		tty_port_set_initialized(port, true);
 	}
 	mutex_unlock(&port->mutex);
 	return tty_port_block_til_ready(port, tty, filp);
diff --git a/drivers/usb/serial/console.c b/drivers/usb/serial/console.c
index da19a5fa414f..c3ea3a46ed76 100644
--- a/drivers/usb/serial/console.c
+++ b/drivers/usb/serial/console.c
@@ -169,7 +169,7 @@ static int usb_console_setup(struct console *co, char *options)
 			tty_save_termios(tty);
 			tty_kref_put(tty);
 		}
-		tty_port_set_initialized(&port->port, 1);
+		tty_port_set_initialized(&port->port, true);
 	}
 	/* Now that any required fake tty operations are completed restore
 	 * the tty port count */
