linux-kernel - [PATCH] acpi/sleep: Add header file macro definition

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Date:   Wed,  6 Jul 2022 09:44:04 +0800
From:   Li zeming <zeming@...china.com>
To:     rafael@...nel.org, lenb@...nel.org
Cc:     linux-acpi@...r.kernel.org, linux-kernel@...r.kernel.org,
        kernel@...china.com, Li zeming <zeming@...china.com>
Subject: [PATCH] acpi/sleep: Add header file macro definition

Add header file macro definition.

Signed-off-by: Li zeming <zeming@...china.com>
---
 drivers/acpi/sleep.h | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/drivers/acpi/sleep.h b/drivers/acpi/sleep.h
index 7fe41ee489d6..adb3b5c13f90 100644
--- a/drivers/acpi/sleep.h
+++ b/drivers/acpi/sleep.h
@@ -1,4 +1,6 @@
 /* SPDX-License-Identifier: GPL-2.0 */
+#ifndef _SLEEP_H
+#define _SLEEP_H
 
 extern void acpi_enable_wakeup_devices(u8 sleep_state);
 extern void acpi_disable_wakeup_devices(u8 sleep_state);
@@ -30,3 +32,5 @@ extern bool acpi_sleep_default_s3;
 #else
 #define acpi_sleep_default_s3	(1)
 #endif
+
+#endif
-- 
2.18.2