[PATCH -next] x86/acpi: Remove unused extern declaration acpi_copy_wakeup_routine()

[YueHaibing <yuehaibing@xxxxxxxxxx>]

This is now unused, so can be removed.

Signed-off-by: YueHaibing <yuehaibing@xxxxxxxxxx>
---
 arch/x86/kernel/acpi/sleep.h | 1 -
 1 file changed, 1 deletion(-)

diff --git a/arch/x86/kernel/acpi/sleep.h b/arch/x86/kernel/acpi/sleep.h
index 171a40c74db6..054c15a2f860 100644
--- a/arch/x86/kernel/acpi/sleep.h
+++ b/arch/x86/kernel/acpi/sleep.h
@@ -12,7 +12,6 @@ extern int wakeup_pmode_return;
 
 extern u8 wake_sleep_flags;
 
-extern unsigned long acpi_copy_wakeup_routine(unsigned long);
 extern void wakeup_long64(void);
 
 extern void do_suspend_lowlevel(void);
-- 
2.34.1