diff --git a/drivers/acpi/acpi_platform.c b/drivers/acpi/acpi_platform.c index 373c94de7590..e3c77a65f61c 100644 --- a/drivers/acpi/acpi_platform.c +++ b/drivers/acpi/acpi_platform.c @@ -85,7 +85,13 @@ static unsigned int acpi_platform_adjust_resources(struct acpi_device *adev, for (i = 0; i < count; ) { struct resource *res = &resources[i]; - if (resource_type(new_res) != resource_type(res) || + /* + * Look for overlaps of resources of the same type that would + * cause resource insertion to fail down the road. + */ + if (__resource_contains_unbound(res, new_res) || + __resource_contains_unbound(new_res, res) || + resource_type(new_res) != resource_type(res) || !resource_union(new_res, res, new_res)) { i++; continue;