static int oprompci2node()

in char/openprom.c [232:256]

• 20 lines of code
• 2 McCabe index (conditional complexity)

static int oprompci2node(void __user *argp, struct device_node *dp, struct openpromio *op, int bufsize, DATA *data)
{
	int err = -EINVAL;

	if (bufsize >= 2*sizeof(int)) {
#ifdef CONFIG_PCI
		struct pci_dev *pdev;
		struct device_node *dp;

		pdev = pci_get_domain_bus_and_slot(0,
						((int *) op->oprom_array)[0],
						((int *) op->oprom_array)[1]);

		dp = pci_device_to_OF_node(pdev);
		data->current_node = dp;
		*((int *)op->oprom_array) = dp->phandle;
		op->oprom_size = sizeof(int);
		err = copyout(argp, op, bufsize + sizeof(int));

		pci_dev_put(pdev);
#endif
	}

	return err;
}