NFSD_A_EXPKEY_PATH
struct nlattr *tb[NFSD_A_EXPKEY_PATH + 1];
err = nla_parse_nested(tb, NFSD_A_EXPKEY_PATH, attr,
} else if (tb[NFSD_A_EXPKEY_PATH]) {
err = kern_path(nla_data(tb[NFSD_A_EXPKEY_PATH]), 0,
nla_data(tb[NFSD_A_EXPKEY_PATH]));
const struct nla_policy nfsd_expkey_nl_policy[NFSD_A_EXPKEY_PATH + 1] = {
[NFSD_A_EXPKEY_PATH] = { .type = NLA_NUL_STRING, },
extern const struct nla_policy nfsd_expkey_nl_policy[NFSD_A_EXPKEY_PATH + 1];