devfs_find_device_node_by_name
struct devfs_node *devfs_find_device_node_by_name(struct devfs_node *, char *);
if (devfs_find_device_node_by_name(parent, name)) {
node = devfs_find_device_node_by_name(parent, name);
node = devfs_find_device_node_by_name(parent, name);