MPLS_LABEL_IPV6NULL 2529 net/mpls/af_mpls.c if (limit > MPLS_LABEL_IPV6NULL) { MPLS_LABEL_IPV6NULL 2561 net/mpls/af_mpls.c if ((old_limit <= MPLS_LABEL_IPV6NULL) && MPLS_LABEL_IPV6NULL 2562 net/mpls/af_mpls.c (limit > MPLS_LABEL_IPV6NULL)) { MPLS_LABEL_IPV6NULL 2563 net/mpls/af_mpls.c RCU_INIT_POINTER(labels[MPLS_LABEL_IPV6NULL], rt2);