NCSI_ATTR_MAX
struct nlattr *attrs[NCSI_ATTR_MAX + 1];
rc = genlmsg_parse_deprecated(cb->nlh, &ncsi_genl_family, attrs, NCSI_ATTR_MAX,
static const struct nla_policy ncsi_genl_policy[NCSI_ATTR_MAX + 1] = {
.maxattr = NCSI_ATTR_MAX,