diff --git a/drivers/pci/proc.c b/drivers/pci/proc.c
index 5495537..d35186b 100644
--- a/drivers/pci/proc.c
+++ b/drivers/pci/proc.c
@@ -231,7 +231,7 @@
 		}
 		/* If arch decided it can't, fall through... */
 #endif /* HAVE_PCI_MMAP */
-		/* fall through */
+		fallthrough;
 	default:
 		ret = -EINVAL;
 		break;
@@ -258,13 +258,13 @@
 	}
 
 	/* Make sure the caller is mapping a real resource for this device */
-	for (i = 0; i < PCI_ROM_RESOURCE; i++) {
+	for (i = 0; i < PCI_STD_NUM_BARS; i++) {
 		if (dev->resource[i].flags & res_bit &&
 		    pci_mmap_fits(dev, i, vma,  PCI_MMAP_PROCFS))
 			break;
 	}
 
-	if (i >= PCI_ROM_RESOURCE)
+	if (i >= PCI_STD_NUM_BARS)
 		return -ENODEV;
 
 	if (fpriv->mmap_state == pci_mmap_mem &&
@@ -306,19 +306,20 @@
 }
 #endif /* HAVE_PCI_MMAP */
 
-static const struct file_operations proc_bus_pci_operations = {
-	.owner		= THIS_MODULE,
-	.llseek		= proc_bus_pci_lseek,
-	.read		= proc_bus_pci_read,
-	.write		= proc_bus_pci_write,
-	.unlocked_ioctl	= proc_bus_pci_ioctl,
-	.compat_ioctl	= proc_bus_pci_ioctl,
+static const struct proc_ops proc_bus_pci_ops = {
+	.proc_lseek	= proc_bus_pci_lseek,
+	.proc_read	= proc_bus_pci_read,
+	.proc_write	= proc_bus_pci_write,
+	.proc_ioctl	= proc_bus_pci_ioctl,
+#ifdef CONFIG_COMPAT
+	.proc_compat_ioctl = proc_bus_pci_ioctl,
+#endif
 #ifdef HAVE_PCI_MMAP
-	.open		= proc_bus_pci_open,
-	.release	= proc_bus_pci_release,
-	.mmap		= proc_bus_pci_mmap,
+	.proc_open	= proc_bus_pci_open,
+	.proc_release	= proc_bus_pci_release,
+	.proc_mmap	= proc_bus_pci_mmap,
 #ifdef HAVE_ARCH_PCI_GET_UNMAPPED_AREA
-	.get_unmapped_area = get_pci_unmapped_area,
+	.proc_get_unmapped_area = get_pci_unmapped_area,
 #endif /* HAVE_ARCH_PCI_GET_UNMAPPED_AREA */
 #endif /* HAVE_PCI_MMAP */
 };
@@ -424,7 +425,7 @@
 
 	sprintf(name, "%02x.%x", PCI_SLOT(dev->devfn), PCI_FUNC(dev->devfn));
 	e = proc_create_data(name, S_IFREG | S_IRUGO | S_IWUSR, bus->procdir,
-			     &proc_bus_pci_operations, dev);
+			     &proc_bus_pci_ops, dev);
 	if (!e)
 		return -ENOMEM;
 	proc_set_size(e, dev->cfg_size);