SMCPROTO_SMC6
int family = (protocol == SMCPROTO_SMC6) ? PF_INET6 : PF_INET;
if (protocol != SMCPROTO_SMC && protocol != SMCPROTO_SMC6)
prot = (protocol == SMCPROTO_SMC6) ? &smc_proto6 : &smc_proto;
smc_diag_dump_proto(&smc_proto6, skb, cb, SMCPROTO_SMC6);
} else if (sk->sk_protocol == SMCPROTO_SMC6) {