static void __init build_devlist()

in pnpbios/core.c [344:385]

• 36 lines of code
• 9 McCabe index (conditional complexity)

static void __init build_devlist(void)
{
	u8 nodenum;
	unsigned int nodes_got = 0;
	unsigned int devs = 0;
	struct pnp_bios_node *node;

	node = kzalloc(node_info.max_node_size, GFP_KERNEL);
	if (!node)
		return;

	for (nodenum = 0; nodenum < 0xff;) {
		u8 thisnodenum = nodenum;
		/* eventually we will want to use PNPMODE_STATIC here but for now
		 * dynamic will help us catch buggy bioses to add to the blacklist.
		 */
		if (!pnpbios_dont_use_current_config) {
			if (pnp_bios_get_dev_node
			    (&nodenum, (char)PNPMODE_DYNAMIC, node))
				break;
		} else {
			if (pnp_bios_get_dev_node
			    (&nodenum, (char)PNPMODE_STATIC, node))
				break;
		}
		nodes_got++;
		if (insert_device(node) == 0)
			devs++;
		if (nodenum <= thisnodenum) {
			printk(KERN_ERR
			       "PnPBIOS: build_devlist: Node number 0x%x is out of sequence following node 0x%x. Aborting.\n",
			       (unsigned int)nodenum,
			       (unsigned int)thisnodenum);
			break;
		}
	}
	kfree(node);

	printk(KERN_INFO
	       "PnPBIOS: %i node%s reported by PnP BIOS; %i recorded by driver\n",
	       nodes_got, nodes_got != 1 ? "s" : "", devs);
}