PCIe: portdrv: call pci_disable_device during remove

The PCIe port driver calls pci_enable_device when registering
ports, but never calls pci_disable_device during removal.
Acked-by: NRafael J. Wysocki <rjw@sisk.pl>
Signed-off-by: NAlex Chiang <achiang@hp.com>
Signed-off-by: NJesse Barnes <jbarnes@virtuousgeek.org>

drivers/pci/pcie/portdrv_core.c

@@ -473,6 +473,7 @@ void pcie_port_device_remove(struct pci_dev *dev)
 	struct pcie_port_data *port_data = pci_get_drvdata(dev);
 
 	device_for_each_child(&dev->dev, NULL, remove_iter);
+	pci_disable_device(dev);
 
 	switch (port_data->port_irq_mode) {
 	case PCIE_PORT_MSIX_MODE: