nfsd: simplify nfsd_renew

You can take the single-exit thing too far, I think.
Signed-off-by: J. Bruce Fields <bfields@redhat.com>
Signed-off-by: Chuck Lever <chuck.lever@oracle.com>

fs/nfsd/nfs4state.c

@@ -5300,15 +5300,12 @@ nfsd4_renew(struct svc_rqst *rqstp, struct nfsd4_compound_state *cstate,
 	trace_nfsd_clid_renew(clid);
 	status = lookup_clientid(clid, cstate, nn, false);
 	if (status)
-		goto out;
+		return status;
 	clp = cstate->clp;
-	status = nfserr_cb_path_down;
 	if (!list_empty(&clp->cl_delegations)
 			&& clp->cl_cb_state != NFSD4_CB_UP)
-		goto out;
-	status = nfs_ok;
-out:
-	return status;
+		return nfserr_cb_path_down;
+	return nfs_ok;
 }
 
 void