return err; 
if (err) return err; return count; 
static ssize_t driver_bind(struct device_driver *drv,			   const char *buf, size_t count){	struct bus_type *bus = get_bus(drv->bus);	struct device *dev;	int err = -ENODEV;	dev = bus_find_device(bus, NULL, (void *)buf, driver_helper);	if ((dev) &&	    (dev->driver == NULL)) {		down(&dev->sem);		err = driver_probe_device(drv, dev);		up(&dev->sem);		put_device(dev);	}	return err;}
10457	/local/tlutelli/issta_data/temp/c/2005_temp/2005/10457/518e6540831c69422faecceee8f964bd439ac9d0/bus.c/clean/drivers/base/bus.c