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-rw-r--r--lib/acpi/acpi_table.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/lib/acpi/acpi_table.c b/lib/acpi/acpi_table.c
index c0ed24984af..0e0a7cc498f 100644
--- a/lib/acpi/acpi_table.c
+++ b/lib/acpi/acpi_table.c
@@ -646,6 +646,8 @@ int acpi_iort_add_rc(struct acpi_ctx *ctx,
node->type = ACPI_IORT_NODE_PCI_ROOT_COMPLEX;
node->revision = 2;
+ node->mapping_count = num_mappings;
+ node->mapping_offset = sizeof(struct acpi_iort_node) + sizeof(struct acpi_iort_rc);
node->length = sizeof(struct acpi_iort_node);
node->length += sizeof(struct acpi_iort_rc);