serial: 8250: rename unlock labels

Rename a couple of oddly named labels that are used to unlock before
returning after what they do (rather than after the context they are
used in) to improve readability.

Tested-by: Serge Semin <fancer.lancer@gmail.com>
Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Reviewed-by: Serge Semin <fancer.lancer@gmail.com>
Signed-off-by: Johan Hovold <johan@kernel.org>
Link: https://lore.kernel.org/r/20211015111422.1027-3-johan@kernel.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/tty/serial/8250/8250_port.c

@@ -1338,7 +1338,7 @@ static void autoconfig(struct uart_8250_port *up)
 	up->tx_loadsz = uart_config[port->type].tx_loadsz;
 
 	if (port->type == PORT_UNKNOWN)
-		goto out_lock;
+		goto out_unlock;
 
 	/*
 	 * Reset the UART.
@@ -1355,7 +1355,7 @@ static void autoconfig(struct uart_8250_port *up)
 	else
 		serial_out(up, UART_IER, 0);
 
-out_lock:
+out_unlock:
 	spin_unlock_irqrestore(&port->lock, flags);
 
 	/*
@@ -2714,12 +2714,12 @@ void serial8250_update_uartclk(struct uart_port *port, unsigned int uartclk)
 	mutex_lock(&tport->mutex);
 
 	if (port->uartclk == uartclk)
-		goto out_lock;
+		goto out_unlock;
 
 	port->uartclk = uartclk;
 
 	if (!tty_port_initialized(tport))
-		goto out_lock;
+		goto out_unlock;
 
 	termios = &tty->termios;
 
@@ -2737,7 +2737,7 @@ void serial8250_update_uartclk(struct uart_port *port, unsigned int uartclk)
 	spin_unlock_irqrestore(&port->lock, flags);
 	serial8250_rpm_put(up);
 
-out_lock:
+out_unlock:
 	mutex_unlock(&tport->mutex);
 	up_write(&tty->termios_rwsem);
 	tty_kref_put(tty);