+static __be32
+nfsd42_encode_nl4_server(struct nfsd4_compoundres *resp, struct nl4_server *ns)
+{
+ struct xdr_stream *xdr = &resp->xdr;
+ struct nfs42_netaddr *addr;
+ __be32 *p;
+
+ p = xdr_reserve_space(xdr, 4);
+ *p++ = cpu_to_be32(ns->nl4_type);
+
+ switch (ns->nl4_type) {
+ case NL4_NETADDR:
+ addr = &ns->u.nl4_addr;
+
+ /* netid_len, netid, uaddr_len, uaddr (port included
+ * in RPCBIND_MAXUADDRLEN)
+ */
+ p = xdr_reserve_space(xdr,
+ 4 /* netid len */ +
+ (XDR_QUADLEN(addr->netid_len) * 4) +
+ 4 /* uaddr len */ +
+ (XDR_QUADLEN(addr->addr_len) * 4));
+ if (!p)
+ return nfserr_resource;
+
+ *p++ = cpu_to_be32(addr->netid_len);
+ p = xdr_encode_opaque_fixed(p, addr->netid,
+ addr->netid_len);
+ *p++ = cpu_to_be32(addr->addr_len);
+ p = xdr_encode_opaque_fixed(p, addr->addr,
+ addr->addr_len);
+ break;
+ default:
+ WARN_ON_ONCE(ns->nl4_type != NL4_NETADDR);
+ return nfserr_inval;
+ }
+
+ return 0;
+}
+