+ status =
+ acpi_tb_verify_checksum(ACPI_CAST_PTR
+ (struct acpi_table_header,
+ obj_desc->buffer.pointer), length);
+ if (ACPI_FAILURE(status)) {
+ return_ACPI_STATUS(status);
+ }
+
+ /*
+ * We need to copy the buffer since the original buffer could be
+ * changed or deleted in the future
+ */
+ table_desc.pointer = ACPI_ALLOCATE(length);
+ if (!table_desc.pointer) {
+ return_ACPI_STATUS(AE_NO_MEMORY);
+ }
+
+ ACPI_MEMCPY(table_desc.pointer, obj_desc->buffer.pointer,
+ length);
+ table_desc.length = length;
+ table_desc.flags = ACPI_TABLE_ORIGIN_ALLOCATED;