4 files changed, 13 insertions, 30 deletions

diff --git a/drivers/acpi/namespace/nseval.c b/drivers/acpi/namespace/nseval.c
index 26fd0dd6953d..97b2ac57c16b 100644
--- a/drivers/acpi/namespace/nseval.c
+++ b/drivers/acpi/namespace/nseval.c
@@ -75,7 +75,7 @@ ACPI_MODULE_NAME("nseval")
  * MUTEX:       Locks interpreter
  *
  ******************************************************************************/
-acpi_status acpi_ns_evaluate(struct acpi_evaluate_info *info)
+acpi_status acpi_ns_evaluate(struct acpi_evaluate_info * info)
 {
         acpi_status status;
 
@@ -154,11 +154,7 @@ acpi_status acpi_ns_evaluate(struct acpi_evaluate_info *info)
                  * Execute the method via the interpreter. The interpreter is locked
                  * here before calling into the AML parser
                  */
-                status = acpi_ex_enter_interpreter();
-                if (ACPI_FAILURE(status)) {
-                        return_ACPI_STATUS(status);
-                }
-
+                acpi_ex_enter_interpreter();
                 status = acpi_ps_execute_method(info);
                 acpi_ex_exit_interpreter();
         } else {
@@ -182,10 +178,7 @@ acpi_status acpi_ns_evaluate(struct acpi_evaluate_info *info)
                  * resolution, we must lock it because we could access an opregion.
                  * The opregion access code assumes that the interpreter is locked.
                  */
-                status = acpi_ex_enter_interpreter();
-                if (ACPI_FAILURE(status)) {
-                        return_ACPI_STATUS(status);
-                }
+                acpi_ex_enter_interpreter();
 
                 /* Function has a strange interface */
 
diff --git a/drivers/acpi/namespace/nsinit.c b/drivers/acpi/namespace/nsinit.c
index c4ab615f77fe..33db2241044e 100644
--- a/drivers/acpi/namespace/nsinit.c
+++ b/drivers/acpi/namespace/nsinit.c
@@ -214,7 +214,7 @@ acpi_ns_init_one_object(acpi_handle obj_handle,
                         u32 level, void *context, void **return_value)
 {
         acpi_object_type type;
-        acpi_status status;
+        acpi_status status = AE_OK;
         struct acpi_init_walk_info *info =
             (struct acpi_init_walk_info *)context;
         struct acpi_namespace_node *node =
@@ -268,10 +268,7 @@ acpi_ns_init_one_object(acpi_handle obj_handle,
         /*
          * Must lock the interpreter before executing AML code
          */
-        status = acpi_ex_enter_interpreter();
-        if (ACPI_FAILURE(status)) {
-                return (status);
-        }
+        acpi_ex_enter_interpreter();
 
         /*
          * Each of these types can contain executable AML code within the
diff --git a/drivers/acpi/namespace/nswalk.c b/drivers/acpi/namespace/nswalk.c
index 94eb8f332d94..280b8357c46c 100644
--- a/drivers/acpi/namespace/nswalk.c
+++ b/drivers/acpi/namespace/nswalk.c
@@ -65,10 +65,8 @@ ACPI_MODULE_NAME("nswalk")
  *              within Scope is returned.
  *
  ******************************************************************************/
-struct acpi_namespace_node *acpi_ns_get_next_node(acpi_object_type type,
-                                                  struct acpi_namespace_node
-                                                  *parent_node,
-                                                  struct acpi_namespace_node
+struct acpi_namespace_node *acpi_ns_get_next_node(acpi_object_type type, struct acpi_namespace_node
+                                                  *parent_node, struct acpi_namespace_node
                                                   *child_node)
 {
         struct acpi_namespace_node *next_node = NULL;
diff --git a/drivers/acpi/namespace/nsxfeval.c b/drivers/acpi/namespace/nsxfeval.c
index 8904d0fae6a2..be4f2899de74 100644
--- a/drivers/acpi/namespace/nsxfeval.c
+++ b/drivers/acpi/namespace/nsxfeval.c
@@ -48,7 +48,6 @@
 
 #define _COMPONENT          ACPI_NAMESPACE
 ACPI_MODULE_NAME("nsxfeval")
-
 #ifdef ACPI_FUTURE_USAGE
 /*******************************************************************************
  *
@@ -73,8 +72,8 @@ ACPI_MODULE_NAME("nsxfeval")
 acpi_status
 acpi_evaluate_object_typed(acpi_handle handle,
                            acpi_string pathname,
-                           struct acpi_object_list * external_params,
-                           struct acpi_buffer * return_buffer,
+                           struct acpi_object_list *external_params,
+                           struct acpi_buffer *return_buffer,
                            acpi_object_type return_type)
 {
         acpi_status status;
@@ -143,7 +142,6 @@ acpi_evaluate_object_typed(acpi_handle handle,
 
 ACPI_EXPORT_SYMBOL(acpi_evaluate_object_typed)
 #endif                          /*  ACPI_FUTURE_USAGE  */
-
 /*******************************************************************************
  *
  * FUNCTION:    acpi_evaluate_object
@@ -170,7 +168,6 @@ acpi_evaluate_object(acpi_handle handle,
                      struct acpi_buffer *return_buffer)
 {
         acpi_status status;
-        acpi_status status2;
         struct acpi_evaluate_info *info;
         acpi_size buffer_space_needed;
         u32 i;
@@ -329,14 +326,12 @@ acpi_evaluate_object(acpi_handle handle,
                  * Delete the internal return object. NOTE: Interpreter must be
                  * locked to avoid race condition.
                  */
-                status2 = acpi_ex_enter_interpreter();
-                if (ACPI_SUCCESS(status2)) {
+                acpi_ex_enter_interpreter();
 
-                        /* Remove one reference on the return object (should delete it) */
+                /* Remove one reference on the return object (should delete it) */
 
-                        acpi_ut_remove_reference(info->return_object);
-                        acpi_ex_exit_interpreter();
-                }
+                acpi_ut_remove_reference(info->return_object);
+                acpi_ex_exit_interpreter();
         }
 
       cleanup: