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-rw-r--r--src/soc/intel/skylake/acpi.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/src/soc/intel/skylake/acpi.c b/src/soc/intel/skylake/acpi.c
index fc4f58c34c..54468d29f6 100644
--- a/src/soc/intel/skylake/acpi.c
+++ b/src/soc/intel/skylake/acpi.c
@@ -598,6 +598,7 @@ int soc_fill_acpi_wake(uint32_t *pm1, uint32_t **gpe0)
uint32_t pm1_en;
uint32_t gpe0_std;
int i;
+ const int last_index = GPE0_REG_MAX - 1;
ps = cbmem_find(CBMEM_ID_POWER_STATE);
if (ps == NULL)
@@ -622,9 +623,9 @@ int soc_fill_acpi_wake(uint32_t *pm1, uint32_t **gpe0)
/* Mask off GPE0 status bits that are not enabled */
*gpe0 = &gpe0_sts[0];
- for (i = 0; i < (GPE0_REG_MAX-1); i++)
+ for (i = 0; i < last_index; i++)
gpe0_sts[i] = ps->gpe0_sts[i] & ps->gpe0_en[i];
- gpe0_sts[3] = ps->gpe0_sts[3] & gpe0_std;
+ gpe0_sts[last_index] = ps->gpe0_sts[last_index] & gpe0_std;
return GPE0_REG_MAX;
}