1 files changed, 5 insertions, 5 deletions

diff --git a/drivers/acpi/executer/exconfig.c b/drivers/acpi/executer/exconfig.c
index 3370aad3ee14..52b1e95837fa 100644
--- a/drivers/acpi/executer/exconfig.c
+++ b/drivers/acpi/executer/exconfig.c
@@ -45,7 +45,6 @@
 #include <acpi/acinterp.h>
 #include <acpi/amlcode.h>
 #include <acpi/acnamesp.h>
-#include <acpi/acevents.h>
 #include <acpi/actables.h>
 #include <acpi/acdispat.h>
 
@@ -341,9 +340,10 @@ acpi_ex_load_op(union acpi_operand_object *obj_desc,
 
                 /* Validate checksum here. It won't get validated in tb_add_table */
 
-                status = acpi_tb_verify_checksum((struct acpi_table_header *)
-                                                 obj_desc->buffer.pointer,
-                                                 length);
+                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);
                 }
@@ -468,7 +468,7 @@ acpi_status acpi_ex_unload_table(union acpi_operand_object *ddb_handle)
          * (Offset contains the table_id)
          */
         acpi_tb_delete_namespace_by_owner(table_index);
-        acpi_tb_release_owner_id(table_index);
+        (void)acpi_tb_release_owner_id(table_index);
 
         acpi_tb_set_table_loaded_flag(table_index, FALSE);