Since we have resource_union() helper, let's utilize it here. Signed-off-by: Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx> Cc: Kuppuswamy Sathyanarayanan <sathyanarayanan.kuppuswamy@xxxxxxxxxxxxxxx> Cc: Bjorn Helgaas <bhelgaas@xxxxxxxxxx> Cc: linux-pci@xxxxxxxxxxxxxxx --- drivers/acpi/pci_root.c | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-) diff --git a/drivers/acpi/pci_root.c b/drivers/acpi/pci_root.c index f90e841c59f5..2a6a741896de 100644 --- a/drivers/acpi/pci_root.c +++ b/drivers/acpi/pci_root.c @@ -724,9 +724,7 @@ static void acpi_pci_root_validate_resources(struct device *dev, * our resources no longer match the ACPI _CRS, but * the kernel resource tree doesn't allow overlaps. */ - if (resource_overlaps(res1, res2)) { - res2->start = min(res1->start, res2->start); - res2->end = max(res1->end, res2->end); + if (resource_union(res1, res2, res2)) { dev_info(dev, "host bridge window expanded to %pR; %pR ignored\n", res2, res1); free = true; -- 2.28.0