ACPICA: Audit/update for ACPICA return macros and debug depth counter

1) Ensure that all functions that use the various TRACE macros
   also use the appropriate ACPICA return macros.
2) Ensure that all normal return statements surround the return
   expression (value) with parens.

Signed-off-by: Bob Moore <robert.moore@intel.com>
Signed-off-by: Lv Zheng <lv.zheng@intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>

1 files changed, 2 insertions, 1 deletions

diff --git a/drivers/acpi/acpica/utxface.c b/drivers/acpi/acpica/utxface.c
index b09632b4f5b3..0c98d42fb2fd 100644
--- a/drivers/acpi/acpica/utxface.c
+++ b/drivers/acpi/acpica/utxface.c
@@ -238,7 +238,7 @@ acpi_install_initialization_handler(acpi_init_handler handler, u32 function)
         }
 
         acpi_gbl_init_handler = handler;
-        return AE_OK;
+        return (AE_OK);
 }
 
 ACPI_EXPORT_SYMBOL(acpi_install_initialization_handler)
@@ -263,6 +263,7 @@ acpi_status acpi_purge_cached_objects(void)
         (void)acpi_os_purge_cache(acpi_gbl_operand_cache);
         (void)acpi_os_purge_cache(acpi_gbl_ps_node_cache);
         (void)acpi_os_purge_cache(acpi_gbl_ps_node_ext_cache);
+
         return_ACPI_STATUS(AE_OK);
 }