From d181b49eb3d76ed6a134cb599456176f466047c0 Mon Sep 17 00:00:00 2001 From: "Rafael J. Wysocki" Date: Wed, 11 Jul 2012 22:42:58 +0200 Subject: [PATCH] PM / Sleep: Fix build warning in sysfs.c for CONFIG_PM_SLEEP unset The power/async device sysfs attribute is only used if both CONFIG_PM_ADVANCED_DEBUG and CONFIG_PM_SLEEP are set, but the code implementing it doesn't depend on CONFIG_PM_SLEEP. As a result, a build warning appears if CONFIG_PM_ADVANCED_DEBUG is set and CONFIG_PM_SLEEP is not set. Fix it by adding a #ifdef CONFIG_PM_SLEEP around the code in question. Signed-off-by: Rafael J. Wysocki --- drivers/base/power/sysfs.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/drivers/base/power/sysfs.c b/drivers/base/power/sysfs.c index 48be2ad..b91dc6f 100644 --- a/drivers/base/power/sysfs.c +++ b/drivers/base/power/sysfs.c @@ -474,6 +474,8 @@ static DEVICE_ATTR(runtime_enabled, 0444, rtpm_enabled_show, NULL); #endif +#ifdef CONFIG_PM_SLEEP + static ssize_t async_show(struct device *dev, struct device_attribute *attr, char *buf) { @@ -500,6 +502,8 @@ static ssize_t async_store(struct device *dev, struct device_attribute *attr, } static DEVICE_ATTR(async, 0644, async_show, async_store); + +#endif #endif /* CONFIG_PM_ADVANCED_DEBUG */ static struct attribute *power_attrs[] = { -- 2.7.4