PM: wakeup: Remove unnecessary else from device_init_wakeup()

Checkpatch warns that else is generally not necessary after a return
condition which exists in the if part of this function.

Hence, just to abide by what checkpatch recommends, follow it's
guidelines.

Signed-off-by: Dhruva Gole <d-gole@ti.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>

include/linux/pm_wakeup.h

@@ -234,11 +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 */