serial: 8250_exar: Use dev_get_drvdata() directly in PM callbacks

PM callbacks take struct device pointer as a parameter, use
dev_get_drvdata() to retrieve it instead of unneeded double
loop of referencing via pci_get_drvdata(to_pci_dev(dev)).

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Link: https://lore.kernel.org/r/20240219150627.2101198-3-andriy.shevchenko@linux.intel.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/tty/serial/8250/8250_exar.c b/drivers/tty/serial/8250/8250_exar.c
index dab94835b6f5fe5173c7254d5dd6301d8ee002cb..5687b21b328d3859b04b3fdc70136821d4eb8fa5 100644 (file)
--- a/drivers/tty/serial/8250/8250_exar.c
+++ b/drivers/tty/serial/8250/8250_exar.c
@@ -760,8 +760,7 @@ static void exar_pci_remove(struct pci_dev *pcidev)
 
 static int __maybe_unused exar_suspend(struct device *dev)
 {
-       struct pci_dev *pcidev = to_pci_dev(dev);
-       struct exar8250 *priv = pci_get_drvdata(pcidev);
+       struct exar8250 *priv = dev_get_drvdata(dev);
        unsigned int i;
 
        for (i = 0; i < priv->nr; i++)