ACPICA: Update for new gcc-4 warning options

Added several new options for the gcc-4 generation, and updated
the source accordingly. This includes some code restructuring to
eliminate unreachable code, elimination of some gotos, elimination
of unused return values, and some additional casting.

Signed-off-by: Bob Moore <robert.moore@intel.com>
Signed-off-by: Lin Ming <ming.m.lin@intel.com>
Signed-off-by: Len Brown <len.brown@intel.com>

1 files changed, 2 insertions, 4 deletions

diff --git a/drivers/acpi/acpica/hwgpe.c b/drivers/acpi/acpica/hwgpe.c
index c28c41b3180b..55c4507957bb 100644
--- a/drivers/acpi/acpica/hwgpe.c
+++ b/drivers/acpi/acpica/hwgpe.c
@@ -224,7 +224,7 @@ acpi_hw_get_gpe_status(struct acpi_gpe_event_info * gpe_event_info,
 
         status = acpi_hw_read(&in_byte, &gpe_register_info->status_address);
         if (ACPI_FAILURE(status)) {
-                goto unlock_and_exit;
+                return (status);
         }
 
         if (register_bit & in_byte) {
@@ -234,9 +234,7 @@ acpi_hw_get_gpe_status(struct acpi_gpe_event_info * gpe_event_info,
         /* Set return value */
 
         (*event_status) = local_event_status;
-
-      unlock_and_exit:
-        return (status);
+        return (AE_OK);
 }
 
 /******************************************************************************