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authorAndy Shevchenko <andriy.shevchenko@linux.intel.com>2021-12-13 23:46:32 +0300
committerDan Williams <dan.j.williams@intel.com>2021-12-18 19:12:40 +0300
commitabc14eb1e01286819a671019e78a23542685eee2 (patch)
tree3ec3a21b1a7e48e110839e27ff52aceefb821240 /drivers/acpi/nfit
parent7ac5360cd4d02cc7e0eaf10867f599e041822f12 (diff)
downloadlinux-abc14eb1e01286819a671019e78a23542685eee2.tar.xz
ACPI: NFIT: Import GUID before use
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>
Diffstat (limited to 'drivers/acpi/nfit')
-rw-r--r--drivers/acpi/nfit/core.c4
1 files changed, 3 insertions, 1 deletions
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;
}