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serial: 8250_pci: use to_pci_dev()

Use to_pci_dev() instead of open-coding it.

Signed-off-by: Geliang Tang <geliangtang@163.com>
Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Geliang Tang hace 9 años
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commit
30c6c352ce
Se han modificado 1 ficheros con 1 adiciones y 2 borrados
  1. 1 2
      drivers/tty/serial/8250/8250_pci.c

+ 1 - 2
drivers/tty/serial/8250/8250_pci.c

@@ -1541,10 +1541,9 @@ pci_brcm_trumanage_setup(struct serial_private *priv,
 static int pci_fintek_rs485_config(struct uart_port *port,
 			       struct serial_rs485 *rs485)
 {
+	struct pci_dev *pci_dev = to_pci_dev(port->dev);
 	u8 setting;
 	u8 *index = (u8 *) port->private_data;
-	struct pci_dev *pci_dev = container_of(port->dev, struct pci_dev,
-						dev);
 
 	pci_read_config_byte(pci_dev, 0x40 + 8 * *index + 7, &setting);