Re: [RFC PATCH 1/9] cxl/acpi: Add an acpi_cxl module for the CXL interconnect

[Bjorn Helgaas]

On Tue, Nov 10, 2020 at 09:43:48PM -0800, Ben Widawsky wrote:

> +static int acpi_cxl_add(struct acpi_device *adev)
> +{
> +     struct acpi_cxl_desc *acpi_desc;
> +     struct device *dev = &adev->dev;
> +     struct acpi_table_header *tbl;
> +     acpi_status status = AE_OK;

Pointless init.

> +     acpi_size sz;
> +     int rc = 0;

Pointless init.

> +     status = acpi_get_table(ACPI_SIG_CEDT, 0, &tbl);
> +     if (ACPI_FAILURE(status)) {
> +             dev_err(dev, "failed to find CEDT at startup\n");
> +             return 0;
> +     }
> +
> +     rc = devm_add_action_or_reset(dev, acpi_cedt_put_table, tbl);
> +     if (rc)
> +             return rc;