PCI/portdrv: Don't check for the driver's and device's bus

The driver core ensures that the match function is only called for drivers
and devices of the right bus. So drop the useless check.

Signed-off-by: Uwe Kleine-König <u.kleine-koenig@baylibre.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Reviewed-by: Jonathan Cameron <jonathan.cameron@huawei.com>
Link: https://patch.msgid.link/09ca261912a37d2b253f43359a5dfeec42c016dc.1764688034.git.u.kleine-koenig@baylibre.com

diff --git a/drivers/pci/pci-driver.c b/drivers/pci/pci-driver.c
index 7c2d9d59625868886d61d8d4045d656ee0165776..e6ccaf0a762fcf00c287b6400557aeb2fb20e054 100644 (file)
--- a/drivers/pci/pci-driver.c
+++ b/drivers/pci/pci-driver.c
@@ -1704,14 +1704,8 @@ EXPORT_SYMBOL(pci_bus_type);
 #ifdef CONFIG_PCIEPORTBUS
 static int pcie_port_bus_match(struct device *dev, const struct device_driver *drv)
 {
-       struct pcie_device *pciedev;
-       const struct pcie_port_service_driver *driver;
-
-       if (drv->bus != &pcie_port_bus_type || dev->bus != &pcie_port_bus_type)
-               return 0;
-
-       pciedev = to_pcie_device(dev);
-       driver = to_service_driver(drv);
+       struct pcie_device *pciedev = to_pcie_device(dev);
+       const struct pcie_port_service_driver *driver = to_service_driver(drv);
 
        if (driver->service != pciedev->service)
                return 0;