SUNRPC_A_IP_MAP_CLASS
[SUNRPC_A_IP_MAP_CLASS] = { .type = NLA_NUL_STRING, },
nla_put_string(skb, SUNRPC_A_IP_MAP_CLASS,
if (!tb[SUNRPC_A_IP_MAP_CLASS])
len = nla_len(tb[SUNRPC_A_IP_MAP_CLASS]);
nla_strscpy(class, tb[SUNRPC_A_IP_MAP_CLASS], sizeof(class));