linux-kernel - [PATCH] PM / Wakeup: Fix build warning related to the "wakeup" sysfs file

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Message-Id: <201105070050.55235.rjw@sisk.pl>
Date:	Sat, 7 May 2011 00:50:55 +0200
From:	"Rafael J. Wysocki" <rjw@...k.pl>
To:	Linux PM mailing list <linux-pm@...ts.linux-foundation.org>
Cc:	LKML <linux-kernel@...r.kernel.org>,
	"Greg Kroah-Hartman" <gregkh@...e.de>
Subject: [PATCH] PM / Wakeup: Fix build warning related to the "wakeup" sysfs file

From: Rafael J. Wysocki <rjw@...k.pl>

The "wakeup" device sysfs file is only created if CONFIG_PM_SLEEP
is set, so put it under CONFIG_PM_SLEEP and make a build warning
related to it go away.

Signed-off-by: Rafael J. Wysocki <rjw@...k.pl>
---
 drivers/base/power/sysfs.c |    4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

Index: linux-2.6/drivers/base/power/sysfs.c
===================================================================
--- linux-2.6.orig/drivers/base/power/sysfs.c
+++ linux-2.6/drivers/base/power/sysfs.c
@@ -212,8 +212,9 @@ static ssize_t autosuspend_delay_ms_stor
 static DEVICE_ATTR(autosuspend_delay_ms, 0644, autosuspend_delay_ms_show,
 		autosuspend_delay_ms_store);
 
-#endif
+#endif /* CONFIG_PM_RUNTIME */
 
+#ifdef CONFIG_PM_SLEEP
 static ssize_t
 wake_show(struct device * dev, struct device_attribute *attr, char * buf)
 {
@@ -248,7 +249,6 @@ wake_store(struct device * dev, struct d
 
 static DEVICE_ATTR(wakeup, 0644, wake_show, wake_store);
 
-#ifdef CONFIG_PM_SLEEP
 static ssize_t wakeup_count_show(struct device *dev,
 				struct device_attribute *attr, char *buf)
 {
--
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