1 files changed, 1 insertions, 2 deletions

diff --git a/drivers/acpi/namespace/nsxfname.c b/drivers/acpi/namespace/nsxfname.c
index 853e6d170c96..8cd8675a47c0 100644
--- a/drivers/acpi/namespace/nsxfname.c
+++ b/drivers/acpi/namespace/nsxfname.c
@@ -300,8 +300,7 @@ acpi_get_object_info(acpi_handle handle, struct acpi_buffer * buffer)
 
                 status = acpi_ut_execute_CID(node, &cid_list);
                 if (ACPI_SUCCESS(status)) {
-                        size += ((acpi_size) cid_list->count - 1) *
-                            sizeof(struct acpi_compatible_id);
+                        size += cid_list->size;
                         info->valid |= ACPI_VALID_CID;
                 }