[PATCH 7/7] vfio_pci: Use PCI_STD_NUM_BARS in loops instead of PCI_STD_RESOURCE_END

[Denis Efremov]

This patch refactors the loop condition scheme from
'i <= PCI_STD_RESOURCE_END' to 'i < PCI_STD_NUM_BARS'.

Signed-off-by: Denis Efremov <efre...@linux.com>
---
 drivers/vfio/pci/vfio_pci.c         | 4 ++--
 drivers/vfio/pci/vfio_pci_config.c  | 2 +-
 drivers/vfio/pci/vfio_pci_private.h | 4 ++--
 3 files changed, 5 insertions(+), 5 deletions(-)

diff --git a/drivers/vfio/pci/vfio_pci.c b/drivers/vfio/pci/vfio_pci.c
index 703948c9fbe1..13f5430e3f3c 100644
--- a/drivers/vfio/pci/vfio_pci.c
+++ b/drivers/vfio/pci/vfio_pci.c
@@ -115,7 +115,7 @@ static void vfio_pci_probe_mmaps(struct vfio_pci_device 
*vdev)
 
        INIT_LIST_HEAD(&vdev->dummy_resources_list);
 
-       for (bar = PCI_STD_RESOURCES; bar <= PCI_STD_RESOURCE_END; bar++) {
+       for (bar = 0; bar < PCI_STD_NUM_BARS; bar++) {
                res = vdev->pdev->resource + bar;
 
                if (!IS_ENABLED(CONFIG_VFIO_PCI_MMAP))
@@ -399,7 +399,7 @@ static void vfio_pci_disable(struct vfio_pci_device *vdev)
 
        vfio_config_free(vdev);
 
-       for (bar = PCI_STD_RESOURCES; bar <= PCI_STD_RESOURCE_END; bar++) {
+       for (bar = 0; bar < PCI_STD_NUM_BARS; bar++) {
                if (!vdev->barmap[bar])
                        continue;
                pci_iounmap(pdev, vdev->barmap[bar]);
diff --git a/drivers/vfio/pci/vfio_pci_config.c 
b/drivers/vfio/pci/vfio_pci_config.c
index f0891bd8444c..6035a2961160 100644
--- a/drivers/vfio/pci/vfio_pci_config.c
+++ b/drivers/vfio/pci/vfio_pci_config.c
@@ -455,7 +455,7 @@ static void vfio_bar_fixup(struct vfio_pci_device *vdev)
 
        bar = (__le32 *)&vdev->vconfig[PCI_BASE_ADDRESS_0];
 
-       for (i = PCI_STD_RESOURCES; i <= PCI_STD_RESOURCE_END; i++, bar++) {
+       for (i = 0; i < PCI_STD_NUM_BARS; i++, bar++) {
                if (!pci_resource_start(pdev, i)) {
                        *bar = 0; /* Unmapped by host = unimplemented to user */
                        continue;
diff --git a/drivers/vfio/pci/vfio_pci_private.h 
b/drivers/vfio/pci/vfio_pci_private.h
index ee6ee91718a4..8a2c7607d513 100644
--- a/drivers/vfio/pci/vfio_pci_private.h
+++ b/drivers/vfio/pci/vfio_pci_private.h
@@ -86,8 +86,8 @@ struct vfio_pci_reflck {
 
 struct vfio_pci_device {
        struct pci_dev          *pdev;
-       void __iomem            *barmap[PCI_STD_RESOURCE_END + 1];
-       bool                    bar_mmap_supported[PCI_STD_RESOURCE_END + 1];
+       void __iomem            *barmap[PCI_STD_NUM_BARS];
+       bool                    bar_mmap_supported[PCI_STD_NUM_BARS];
        u8                      *pci_config_map;
        u8                      *vconfig;
        struct perm_bits        *msi_perm;
-- 
2.21.0