llc_sk(sk)->vS = (llc_sk(sk)->vS + 1) % 128;
llc_sk(sk)->vS = (llc_sk(sk)->vS + 1) % LLC_2_SEQ_NBR_MODULO;
static int llc_conn_ac_inc_vs_by_1(struct sock *sk, struct sk_buff *skb){	llc_sk(sk)->vS = (llc_sk(sk)->vS + 1) % 128;	return 0;}