diff --git a/drivers/base/power/main.c b/drivers/base/power/main.c
index 5679f966f676..4a67e83300e1 100644
--- a/drivers/base/power/main.c
+++ b/drivers/base/power/main.c
@@ -208,7 +208,7 @@ static ktime_t initcall_debug_start(struct device *dev, void *cb)
 	if (!pm_print_times_enabled)
 		return 0;
 
-	dev_info(dev, "calling %pS @ %i, parent: %s\n", cb,
+	dev_info(dev, "calling %ps @ %i, parent: %s\n", cb,
 		 task_pid_nr(current),
 		 dev->parent ? dev_name(dev->parent) : "none");
 	return ktime_get();
@@ -223,7 +223,7 @@ static void initcall_debug_report(struct device *dev, ktime_t calltime,
 		return;
 
 	rettime = ktime_get();
-	dev_info(dev, "%pS returned %d after %Ld usecs\n", cb, error,
+	dev_info(dev, "%ps returned %d after %Ld usecs\n", cb, error,
 		 (unsigned long long)ktime_us_delta(rettime, calltime));
 }
 
@@ -1927,7 +1927,7 @@ EXPORT_SYMBOL_GPL(dpm_suspend_start);
 void __suspend_report_result(const char *function, struct device *dev, void *fn, int ret)
 {
 	if (ret)
-		dev_err(dev, "%s(): %pS returns %d\n", function, fn, ret);
+		dev_err(dev, "%s(): %ps returns %d\n", function, fn, ret);
 }
 EXPORT_SYMBOL_GPL(__suspend_report_result);
 
diff --git a/drivers/base/power/wakeup.c b/drivers/base/power/wakeup.c
index a917219feea6..752b417e8129 100644
--- a/drivers/base/power/wakeup.c
+++ b/drivers/base/power/wakeup.c
@@ -451,16 +451,15 @@ static struct wakeup_source *device_wakeup_detach(struct device *dev)
  * Detach the @dev's wakeup source object from it, unregister this wakeup source
  * object and destroy it.
  */
-int device_wakeup_disable(struct device *dev)
+void device_wakeup_disable(struct device *dev)
 {
 	struct wakeup_source *ws;
 
 	if (!dev || !dev->power.can_wakeup)
-		return -EINVAL;
+		return;
 
 	ws = device_wakeup_detach(dev);
 	wakeup_source_unregister(ws);
-	return 0;
 }
 EXPORT_SYMBOL_GPL(device_wakeup_disable);
 
@@ -502,7 +501,11 @@ EXPORT_SYMBOL_GPL(device_set_wakeup_capable);
  */
 int device_set_wakeup_enable(struct device *dev, bool enable)
 {
-	return enable ? device_wakeup_enable(dev) : device_wakeup_disable(dev);
+	if (enable)
+		return device_wakeup_enable(dev);
+
+	device_wakeup_disable(dev);
+	return 0;
 }
 EXPORT_SYMBOL_GPL(device_set_wakeup_enable);
 
diff --git a/drivers/mmc/host/sdhci-pci-core.c b/drivers/mmc/host/sdhci-pci-core.c
index 025b31aa712c..ef89ec382bfe 100644
--- a/drivers/mmc/host/sdhci-pci-core.c
+++ b/drivers/mmc/host/sdhci-pci-core.c
@@ -63,7 +63,7 @@ static int sdhci_pci_init_wakeup(struct sdhci_pci_chip *chip)
 	if ((pm_flags & MMC_PM_KEEP_POWER) && (pm_flags & MMC_PM_WAKE_SDIO_IRQ))
 		return device_wakeup_enable(&chip->pdev->dev);
 	else if (!cap_cd_wake)
-		return device_wakeup_disable(&chip->pdev->dev);
+		device_wakeup_disable(&chip->pdev->dev);
 
 	return 0;
 }
diff --git a/include/linux/pm_wakeup.h b/include/linux/pm_wakeup.h
index 6eb9adaef52b..76cd1f9f1365 100644
--- a/include/linux/pm_wakeup.h
+++ b/include/linux/pm_wakeup.h
@@ -107,7 +107,7 @@ extern void wakeup_sources_read_unlock(int idx);
 extern struct wakeup_source *wakeup_sources_walk_start(void);
 extern struct wakeup_source *wakeup_sources_walk_next(struct wakeup_source *ws);
 extern int device_wakeup_enable(struct device *dev);
-extern int device_wakeup_disable(struct device *dev);
+extern void device_wakeup_disable(struct device *dev);
 extern void device_set_wakeup_capable(struct device *dev, bool capable);
 extern int device_set_wakeup_enable(struct device *dev, bool enable);
 extern void __pm_stay_awake(struct wakeup_source *ws);
@@ -154,10 +154,9 @@ static inline int device_wakeup_enable(struct device *dev)
 	return 0;
 }
 
-static inline int device_wakeup_disable(struct device *dev)
+static inline void device_wakeup_disable(struct device *dev)
 {
 	dev->power.should_wakeup = false;
-	return 0;
 }
 
 static inline int device_set_wakeup_enable(struct device *dev, bool enable)
@@ -235,11 +234,10 @@ static inline int device_init_wakeup(struct device *dev, bool enable)
 	if (enable) {
 		device_set_wakeup_capable(dev, true);
 		return device_wakeup_enable(dev);
-	} else {
-		device_wakeup_disable(dev);
-		device_set_wakeup_capable(dev, false);
-		return 0;
 	}
+	device_wakeup_disable(dev);
+	device_set_wakeup_capable(dev, false);
+	return 0;
 }
 
 #endif /* _LINUX_PM_WAKEUP_H */