x86, realmode: don't copy real_mode_header

Replaced copying of real_mode_header with a pointer
to beginning of RM memory.

Signed-off-by: Jarkko Sakkinen <jarkko.sakkinen@intel.com>
Link: http://lkml.kernel.org/r/1336501366-28617-19-git-send-email-jarkko.sakkinen@intel.com
Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>

1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/acpi/sleep.c b/drivers/acpi/sleep.c
index e77aa4a1c9f6..06139005c4dd 100644
--- a/drivers/acpi/sleep.c
+++ b/drivers/acpi/sleep.c
@@ -93,7 +93,7 @@ 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;
+        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 (!wakeup_pa)