Merge tag 'pci-v4.1-fixes-2' of git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci

Pull PCI fixes from Bjorn Helgaas:
 "Resource management
   - Fix IOV sorting by alignment (Wei Yang)
   - Preserve resource size during alignment reordering (Yinghai Lu)

  Miscellaneous
    - MAINTAINERS: Add Pratyush for SPEAr13xx and DesignWare PCIe (Pratyush Anand)"

* tag 'pci-v4.1-fixes-2' of git://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci:
  PCI: Preserve resource size during alignment reordering
  PCI: Fix IOV resource sorting by alignment requirement
  MAINTAINERS: Add Pratyush Anand as SPEAr13xx and DesignWare PCIe maintainer

1 files changed, 6 insertions, 3 deletions

diff --git a/drivers/pci/setup-bus.c b/drivers/pci/setup-bus.c
index 4fd0cacf7ca0..508cc56130e3 100644
--- a/drivers/pci/setup-bus.c
+++ b/drivers/pci/setup-bus.c
@@ -428,16 +428,19 @@ static void __assign_resources_sorted(struct list_head *head,
                  * consistent.
                  */
                 if (add_align > dev_res->res->start) {
+                        resource_size_t r_size = resource_size(dev_res->res);
+
                         dev_res->res->start = add_align;
-                        dev_res->res->end = add_align +
-                                            resource_size(dev_res->res);
+                        dev_res->res->end = add_align + r_size - 1;
 
                         list_for_each_entry(dev_res2, head, list) {
                                 align = pci_resource_alignment(dev_res2->dev,
                                                                dev_res2->res);
-                                if (add_align > align)
+                                if (add_align > align) {
                                         list_move_tail(&dev_res->list,
                                                        &dev_res2->list);
+                                        break;
+                                }
                         }
                }