1 files changed, 2 insertions, 0 deletions

diff --git a/arch/i386/kernel/acpi/wakeup.S b/arch/i386/kernel/acpi/wakeup.S
index b781b38131c0..a2295a34b2c7 100644
--- a/arch/i386/kernel/acpi/wakeup.S
+++ b/arch/i386/kernel/acpi/wakeup.S
@@ -230,6 +230,7 @@ bogus_magic:
 #
 ENTRY(acpi_copy_wakeup_routine)
 
+        pushl   %ebx
         sgdt    saved_gdt
         sidt    saved_idt
         sldt    saved_ldt
@@ -263,6 +264,7 @@ ENTRY(acpi_copy_wakeup_routine)
         movl    %edx, video_flags - wakeup_start (%eax)
         movl    $0x12345678, real_magic - wakeup_start (%eax)
         movl    $0x12345678, saved_magic
+        popl    %ebx
         ret
 
 save_registers: