Re: [PATCH v1 1/1] ACPI: NFIT: Import GUID before use

Rafael J. Wysocki
2021-12-17T18:08:31Z

On Mon, Dec 13, 2021 at 9:46 PM Andy Shevchenko
<andriy.shevchenko@linux.intel.com> wrote:
>
> Strictly speaking the comparison between guid_t and raw buffer
> is not correct. Import GUID to variable of guid_t type and then
> compare.
>
> Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>

Dan, are you going to take care of this or should I?

> ---
> drivers/acpi/nfit/core.c | 4 +++-
> 1 file changed, 3 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/acpi/nfit/core.c b/drivers/acpi/nfit/core.c
> index 7dd80acf92c7..e5d7f2bda13f 100644
> --- a/drivers/acpi/nfit/core.c
> +++ b/drivers/acpi/nfit/core.c
> @@ -678,10 +678,12 @@ static const char *spa_type_name(u16 type)
>
> int nfit_spa_type(struct acpi_nfit_system_address *spa)
> {
> + guid_t guid;
> int i;
>
> + import_guid(&guid, spa->range_guid);
> for (i = 0; i < NFIT_UUID_MAX; i++)
> - if (guid_equal(to_nfit_uuid(i), (guid_t *)&spa->range_guid))
> + if (guid_equal(to_nfit_uuid(i), &guid))
> return i;
> return -1;
> }
> --
> 2.33.0
>