Driver Core: Move virtual_device_parent() to core.c

It doesn't need to be global or in device.h


Cc: Kay Sievers <kay.sievers@vrfy.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

drivers/base/class.c

@@ -893,23 +893,6 @@ void class_interface_unregister(struct class_interface *class_intf)
 	class_put(parent);
 }
 
-int virtual_device_parent(struct device *dev)
-{
-	if (!dev->class)
-		return -ENODEV;
-
-	if (!dev->class->virtual_dir) {
-		static struct kobject *virtual_dir = NULL;
-
-		if (!virtual_dir)
-			virtual_dir = kobject_add_dir(&devices_subsys.kset.kobj, "virtual");
-		dev->class->virtual_dir = kobject_add_dir(virtual_dir, dev->class->name);
-	}
-
-	dev->kobj.parent = dev->class->virtual_dir;
-	return 0;
-}
-
 int __init classes_init(void)
 {
 	int retval;

drivers/base/core.c

@@ -384,6 +384,23 @@ void device_initialize(struct device *dev)
 	device_init_wakeup(dev, 0);
 }
 
+static int virtual_device_parent(struct device *dev)
+{
+	if (!dev->class)
+		return -ENODEV;
+
+	if (!dev->class->virtual_dir) {
+		static struct kobject *virtual_dir = NULL;
+
+		if (!virtual_dir)
+			virtual_dir = kobject_add_dir(&devices_subsys.kset.kobj, "virtual");
+		dev->class->virtual_dir = kobject_add_dir(virtual_dir, dev->class->name);
+	}
+
+	dev->kobj.parent = dev->class->virtual_dir;
+	return 0;
+}
+
 /**
  *	device_add - add device to device hierarchy.
  *	@dev:	device.

include/linux/device.h

@@ -440,8 +440,6 @@ extern struct device *device_create(struct class *cls, struct device *parent,
 				    __attribute__((format(printf,4,5)));
 extern void device_destroy(struct class *cls, dev_t devt);
 
-extern int virtual_device_parent(struct device *dev);
-
 /*
  * Platform "fixup" functions - allow the platform to have their say
  * about devices and actions that the general device layer doesn't