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-rw-r--r--lib/acpi/acpi_table.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/lib/acpi/acpi_table.c b/lib/acpi/acpi_table.c
index 97cd8e8ddb0..fc43862ec37 100644
--- a/lib/acpi/acpi_table.c
+++ b/lib/acpi/acpi_table.c
@@ -615,6 +615,7 @@ int acpi_iort_add_named_component(struct acpi_ctx *ctx,
node->length += strlen(device_name) + 1;
comp = (struct acpi_iort_named_component *)node->node_data;
+ memset(comp, '\0', sizeof(struct acpi_iort_named_component));
comp->node_flags = node_flags;
comp->memory_properties = memory_properties;
@@ -655,6 +656,8 @@ int acpi_iort_add_rc(struct acpi_ctx *ctx,
node->length += sizeof(struct acpi_iort_id_mapping) * num_mappings;
rc = (struct acpi_iort_rc *)node->node_data;
+ memset(rc, '\0', sizeof(struct acpi_iort_rc));
+
rc->mem_access_properties = mem_access_properties;
rc->ats_attributes = ats_attributes;
rc->pci_segment_number = pci_segment_number;
@@ -713,6 +716,7 @@ int acpi_iort_add_smmu_v3(struct acpi_ctx *ctx,
node->length += sizeof(struct acpi_iort_id_mapping) * num_mappings;
smmu = (struct acpi_iort_smmu_v3 *)node->node_data;
+ memset(smmu, '\0', sizeof(struct acpi_iort_smmu_v3));
smmu->base_address = base_address;
smmu->flags = flags;