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Commit 2c4c2a71 authored by Randy Dunlap's avatar Randy Dunlap Committed by Rafael J. Wysocki
Browse files

ACPI / button: fix defined but not used warning 



Fix a build warning in the ACPI button driver when CONFIG_PROC_FS
is not enabled by marking the unused function as __maybe_unused.

../drivers/acpi/button.c:252:12: warning: 'acpi_button_state_seq_show' defined but not used [-Wunused-function]

Signed-off-by: default avatarRandy Dunlap <rdunlap@infradead.org>
Signed-off-by: default avatarRafael J. Wysocki <rafael.j.wysocki@intel.com>
parent 7c058c7c

drivers/acpi/button.c

+3 −1
Original line number Diff line number Diff line
@@ -21,6 +21,7 @@ 


#define pr_fmt(fmt) "ACPI: button: " fmt



#include <linux/compiler.h>

#include <linux/kernel.h>

#include <linux/module.h>

#include <linux/init.h>
@@ -249,7 +250,8 @@ static int acpi_lid_notify_state(struct acpi_device *device, int state) 
	return ret;

}



static int acpi_button_state_seq_show(struct seq_file *seq, void *offset)

static int __maybe_unused acpi_button_state_seq_show(struct seq_file *seq,

						     void *offset)

{

	struct acpi_device *device = seq->private;

	int state;