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-rw-r--r--arch/x86/realmode/rm/reboot_32.S2
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/x86/realmode/rm/reboot_32.S b/arch/x86/realmode/rm/reboot_32.S
index e90f8c4bbae2..50ba994ba921 100644
--- a/arch/x86/realmode/rm/reboot_32.S
+++ b/arch/x86/realmode/rm/reboot_32.S
@@ -85,7 +85,7 @@ machine_real_restart_asm16:
movl %edx, %cr0
LJMPW_RM(3f)
3:
- testb $0, %al
+ andw %ax, %ax
jz bios
apm: