static void maple_response_none()

in maple/maple.c [534:573]

• 28 lines of code
• 7 McCabe index (conditional complexity)

static void maple_response_none(struct maple_device *mdev)
{
	maple_clean_submap(mdev);

	if (likely(mdev->unit != 0)) {
		/*
		* Block devices play up
		* and give the impression they have
		* been removed even when still in place or
		* trip the mtd layer when they have
		* really gone - this code traps that eventuality
		* and ensures we aren't overloaded with useless
		* error messages
		*/
		if (mdev->can_unload) {
			if (!mdev->can_unload(mdev)) {
				atomic_set(&mdev->busy, 2);
				wake_up(&mdev->maple_wait);
				return;
			}
		}

		dev_info(&mdev->dev, "detaching device at (%d, %d)\n",
			mdev->port, mdev->unit);
		maple_detach_driver(mdev);
		return;
	} else {
		if (!started || !fullscan) {
			if (checked[mdev->port] == false) {
				checked[mdev->port] = true;
				empty[mdev->port] = true;
				dev_info(&mdev->dev, "no devices"
					" to port %d\n", mdev->port);
			}
			return;
		}
	}
	/* Some hardware devices generate false detach messages on unit 0 */
	atomic_set(&mdev->busy, 0);
}