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Subject[PATCH v4 5/6] PCI/ACPI: Replace open coded variant of resource_union()
Date
Since we have resource_union() helper, let's utilize it here.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Cc: Kuppuswamy Sathyanarayanan <sathyanarayanan.kuppuswamy@linux.intel.com>
Cc: Bjorn Helgaas <bhelgaas@google.com>
Cc: linux-pci@vger.kernel.org
Reviewed-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
---
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 c12b5fb3e8fb..0bf072cef6cf 100644
--- a/drivers/acpi/pci_root.c
+++ b/drivers/acpi/pci_root.c
@@ -722,9 +722,7 @@ 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
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