| Message ID | 20211213204632.56735-1-andriy.shevchenko@linux.intel.com (mailing list archive) |
|---|---|
| State | Handled Elsewhere, archived |
| Headers | show |
| Series | [v1,1/1] ACPI: NFIT: Import GUID before use | expand |
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 >
On Fri, Dec 17, 2021 at 10:10 AM Rafael J. Wysocki <rafael@kernel.org> wrote: > > 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? I'll take it. Apologies for the delay in responding. I am still catching up on some patch merging backlog.
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; }
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> --- drivers/acpi/nfit/core.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-)