ACPICA: Return status from global init function

Return status from acpi_ut_init_globals. This is used by both
the kernel subsystem and the utilities such as iASL compiler.
The function could possibly fail when the caches are initialized.
Yang Yi.

Signed-off-by: Yi Yang <yi.y.yang@intel.com>
Signed-off-by: Bob Moore <robert.moore@intel.com>
Signed-off-by: Lin Ming <ming.m.lin@intel.com>
Signed-off-by: Andi Kleen <ak@linux.intel.com>
Signed-off-by: Len Brown <len.brown@intel.com>

3 files changed, 11 insertions, 6 deletions

diff --git a/drivers/acpi/utilities/utglobal.c b/drivers/acpi/utilities/utglobal.c
index a6e71b801d2d..248eefc369f8 100644
--- a/drivers/acpi/utilities/utglobal.c
+++ b/drivers/acpi/utilities/utglobal.c
@@ -677,14 +677,14 @@ u8 acpi_ut_valid_object_type(acpi_object_type type)
  *
  * PARAMETERS:  None
  *
- * RETURN:      None
+ * RETURN:      Status
  *
  * DESCRIPTION: Init library globals.  All globals that require specific
  *              initialization should be initialized here!
  *
  ******************************************************************************/
 
-void acpi_ut_init_globals(void)
+acpi_status acpi_ut_init_globals(void)
 {
         acpi_status status;
         u32 i;
@@ -695,7 +695,7 @@ void acpi_ut_init_globals(void)
 
         status = acpi_ut_create_caches();
         if (ACPI_FAILURE(status)) {
-                return;
+                return_ACPI_STATUS(status);
         }
 
         /* Mutex locked flags */
@@ -772,7 +772,7 @@ void acpi_ut_init_globals(void)
         acpi_gbl_display_final_mem_stats = FALSE;
 #endif
 
-        return_VOID;
+        return_ACPI_STATUS(AE_OK);
 }
 
 ACPI_EXPORT_SYMBOL(acpi_dbg_level)
diff --git a/drivers/acpi/utilities/utxface.c b/drivers/acpi/utilities/utxface.c
index f8bdadf3c32f..c198a4d40583 100644
--- a/drivers/acpi/utilities/utxface.c
+++ b/drivers/acpi/utilities/utxface.c
@@ -81,7 +81,12 @@ acpi_status __init acpi_initialize_subsystem(void)
 
         /* Initialize all globals used by the subsystem */
 
-        acpi_ut_init_globals();
+        status = acpi_ut_init_globals();
+        if (ACPI_FAILURE(status)) {
+                ACPI_EXCEPTION((AE_INFO, status,
+                                "During initialization of globals"));
+                return_ACPI_STATUS(status);
+        }
 
         /* Create the default mutex objects */
 
diff --git a/include/acpi/acutils.h b/include/acpi/acutils.h
index 69f8888771ff..10ce81406f9c 100644
--- a/include/acpi/acutils.h
+++ b/include/acpi/acutils.h
@@ -110,7 +110,7 @@ struct acpi_pkg_info {
 /*
  * utglobal - Global data structures and procedures
  */
-void acpi_ut_init_globals(void);
+acpi_status acpi_ut_init_globals(void);
 
 #if defined(ACPI_DEBUG_OUTPUT) || defined(ACPI_DEBUGGER)