[PATCH] Add logic module bus_type probe/remove methods

Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

arch/arm/mach-integrator/lm.c

@@ -22,20 +22,6 @@ static int lm_match(struct device *dev, struct device_driver *drv)
 	return 1;
 }
 
-static struct bus_type lm_bustype = {
-	.name		= "logicmodule",
-	.match		= lm_match,
-//	.suspend	= lm_suspend,
-//	.resume		= lm_resume,
-};
-
-static int __init lm_init(void)
-{
-	return bus_register(&lm_bustype);
-}
-
-postcore_initcall(lm_init);
-
 static int lm_bus_probe(struct device *dev)
 {
 	struct lm_device *lmdev = to_lm_device(dev);
@@ -49,16 +35,30 @@ static int lm_bus_remove(struct device *dev)
 	struct lm_device *lmdev = to_lm_device(dev);
 	struct lm_driver *lmdrv = to_lm_driver(dev->driver);
 
-	lmdrv->remove(lmdev);
+	if (lmdrv->remove)
+		lmdrv->remove(lmdev);
 	return 0;
 }
 
+static struct bus_type lm_bustype = {
+	.name		= "logicmodule",
+	.match		= lm_match,
+	.probe		= lm_bus_probe,
+	.remove		= lm_bus_remove,
+//	.suspend	= lm_bus_suspend,
+//	.resume		= lm_bus_resume,
+};
+
+static int __init lm_init(void)
+{
+	return bus_register(&lm_bustype);
+}
+
+postcore_initcall(lm_init);
+
 int lm_driver_register(struct lm_driver *drv)
 {
 	drv->drv.bus = &lm_bustype;
-	drv->drv.probe = lm_bus_probe;
-	drv->drv.remove = lm_bus_remove;
-
 	return driver_register(&drv->drv);
 }