staging: gasket: apex: fixup undefined PCI class

Apex chips with class 0 (PCI_CLASS_NOT_DEFINED) fixed up to
PCI_CLASS_SYSTEM_OTHER to enable PCI resource assignments.

Signed-off-by: Todd Poynor <toddpoynor@google.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/gasket/apex_driver.c

@@ -739,3 +739,10 @@ static ssize_t sysfs_show(
 	gasket_sysfs_put_device_data(device, gasket_dev);
 	return ret;
 }
+
+static void apex_pci_fixup_class(struct pci_dev *pdev)
+{
+	pdev->class = (PCI_CLASS_SYSTEM_OTHER << 8) | pdev->class;
+}
+DECLARE_PCI_FIXUP_CLASS_HEADER(APEX_PCI_VENDOR_ID, APEX_PCI_DEVICE_ID,
+			       PCI_CLASS_NOT_DEFINED, 8, apex_pci_fixup_class);