static int dax_bus_probe()

in bus.c [172:195]

• 15 lines of code
• 6 McCabe index (conditional complexity)

static int dax_bus_probe(struct device *dev)
{
	struct dax_device_driver *dax_drv = to_dax_drv(dev->driver);
	struct dev_dax *dev_dax = to_dev_dax(dev);
	struct dax_region *dax_region = dev_dax->region;
	int rc;

	if (dev_dax_size(dev_dax) == 0 || dev_dax->id < 0)
		return -ENXIO;

	rc = dax_drv->probe(dev_dax);

	if (rc || is_static(dax_region))
		return rc;

	/*
	 * Track new seed creation only after successful probe of the
	 * previous seed.
	 */
	if (dax_region->seed == dev)
		dax_region->seed = NULL;

	return 0;
}