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-rw-r--r--include/acpi/button.h4
1 files changed, 2 insertions, 2 deletions
diff --git a/include/acpi/button.h b/include/acpi/button.h
index 97eea0e4c016..1cad8b2d460c 100644
--- a/include/acpi/button.h
+++ b/include/acpi/button.h
@@ -3,7 +3,7 @@
3 3
4#include <linux/notifier.h> 4#include <linux/notifier.h>
5 5
6#if defined(CONFIG_ACPI_BUTTON) || defined(CONFIG_ACPI_BUTTON_MODULE) 6#if IS_ENABLED(CONFIG_ACPI_BUTTON)
7extern int acpi_lid_notifier_register(struct notifier_block *nb); 7extern int acpi_lid_notifier_register(struct notifier_block *nb);
8extern int acpi_lid_notifier_unregister(struct notifier_block *nb); 8extern int acpi_lid_notifier_unregister(struct notifier_block *nb);
9extern int acpi_lid_open(void); 9extern int acpi_lid_open(void);
@@ -20,6 +20,6 @@ static inline int acpi_lid_open(void)
20{ 20{
21 return 1; 21 return 1;
22} 22}
23#endif /* defined(CONFIG_ACPI_BUTTON) || defined(CONFIG_ACPI_BUTTON_MODULE) */ 23#endif /* IS_ENABLED(CONFIG_ACPI_BUTTON) */
24 24
25#endif /* ACPI_BUTTON_H */ 25#endif /* ACPI_BUTTON_H */