OSF_ATTR_FINGER
[OSF_ATTR_FINGER] = { .len = sizeof(struct nf_osf_user_finger) },
if (!osf_attrs[OSF_ATTR_FINGER])
f = nla_data(osf_attrs[OSF_ATTR_FINGER]);
if (!osf_attrs[OSF_ATTR_FINGER])
f = nla_data(osf_attrs[OSF_ATTR_FINGER]);