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ACPI: NFIT: Import GUID before use
author
Andy Shevchenko
<andriy.shevchenko@linux.intel.com>
Mon, 13 Dec 2021 20:46:32 +0000
(22:46 +0200)
committer
Dan Williams
<dan.j.williams@intel.com>
Sat, 18 Dec 2021 16:12:40 +0000
(08:12 -0800)
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>
Link:
https://lore.kernel.org/r/20211213204632.56735-1-andriy.shevchenko@linux.intel.com
Signed-off-by: Dan Williams <dan.j.williams@intel.com>
drivers/acpi/nfit/core.c
patch
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diff --git
a/drivers/acpi/nfit/core.c
b/drivers/acpi/nfit/core.c
index
7dd80ac
..
e5d7f2b
100644
(file)
--- 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;
}