ACPICA: More Clang changes

[linux-2.6-microblaze.git] / drivers / acpi / acpica / hwxfsleep.c

diff --git a/drivers/acpi/acpica/hwxfsleep.c b/drivers/acpi/acpica/hwxfsleep.c
index abbf970..2919746 100644 (file)
--- a/drivers/acpi/acpica/hwxfsleep.c
+++ b/drivers/acpi/acpica/hwxfsleep.c
@@ -166,6 +166,9 @@ acpi_status acpi_enter_sleep_state_s4bios(void)
 
        status = acpi_hw_write_port(acpi_gbl_FADT.smi_command,
                                    (u32)acpi_gbl_FADT.s4_bios_request, 8);
+       if (ACPI_FAILURE(status)) {
+               return_ACPI_STATUS(status);
+       }
 
        do {
                acpi_os_stall(ACPI_USEC_PER_MSEC);