1 files changed, 5 insertions, 3 deletions

diff --git a/drivers/acpi/sleep.c b/drivers/acpi/sleep.c
index 06527c526618..ebaa04593236 100644
--- a/drivers/acpi/sleep.c
+++ b/drivers/acpi/sleep.c
@@ -25,6 +25,8 @@
 #include <acpi/acpi_bus.h>
 #include <acpi/acpi_drivers.h>
 
+#include <asm/realmode.h>
+
 #include "internal.h"
 #include "sleep.h"
 
@@ -91,13 +93,13 @@ static struct notifier_block tts_notifier = {
 static int acpi_sleep_prepare(u32 acpi_state)
 {
 #ifdef CONFIG_ACPI_SLEEP
+        unsigned long wakeup_pa = real_mode_header->wakeup_start;
         /* do we have a wakeup address for S2 and S3? */
         if (acpi_state == ACPI_STATE_S3) {
-                if (!acpi_wakeup_address) {
+                if (!wakeup_pa)
                         return -EFAULT;
-                }
                 acpi_set_firmware_waking_vector(
-                                (acpi_physical_address)acpi_wakeup_address);
+                                (acpi_physical_address)wakeup_pa);
 
         }
         ACPI_FLUSH_CPU_CACHE();