/*
         * The bridge should be part of the same device, but function 0.
         */
-       bridge = pci_find_slot(dev->bus->number,
+       bridge = pci_get_bus_and_slot(dev->bus->number,
                               PCI_DEVFN(PCI_SLOT(dev->devfn), 0));
        if (!bridge)
                return -1;
         */
        if (bridge->vendor != PCI_VENDOR_ID_WINBOND ||
            bridge->device != PCI_DEVICE_ID_WINBOND_83C553 ||
-           bridge->class >> 8 != PCI_CLASS_BRIDGE_ISA)
+           bridge->class >> 8 != PCI_CLASS_BRIDGE_ISA) {
+               pci_dev_put(bridge);
                return -1;
-
+       }
        /*
         * We need to find function 0's revision, not function 1
         */
        pci_read_config_byte(bridge, PCI_REVISION_ID, &rev);
+       pci_dev_put(bridge);
 
        return rev;
 }