diff --git a/drivers/acpi/tables/tbinstal.c b/drivers/acpi/tables/tbinstal.c
index 6a6ee1f06c764527849310452b3bff887e84ab97..c4a9abb072c03f9e3d1a50939334850559b34c4b 100644
--- a/drivers/acpi/tables/tbinstal.c
+++ b/drivers/acpi/tables/tbinstal.c
@@ -169,6 +169,7 @@ acpi_tb_add_table(struct acpi_table_desc *table_desc,
 
 		acpi_tb_delete_table(table_desc);
 		*table_index = i;
+		status = AE_ALREADY_EXISTS;
 		goto release;
 	}