nfsd4: no need for replay_owner in sessions case

The replay_owner will never be used in the sessions case.
Signed-off-by: J. Bruce Fields <bfields@redhat.com>

fs/nfsd/nfs4proc.c

@@ -413,7 +413,7 @@ nfsd4_open(struct svc_rqst *rqstp, struct nfsd4_compound_state *cstate,
 	WARN_ON(status && open->op_created);
 out:
 	nfsd4_cleanup_open_state(open, status);
-	if (open->op_openowner)
+	if (open->op_openowner && !nfsd4_has_session(cstate))
 		cstate->replay_owner = &open->op_openowner->oo_owner;
 	nfsd4_bump_seqid(cstate, status);
 	if (!cstate->replay_owner)

fs/nfsd/nfs4state.c

@@ -3666,7 +3666,8 @@ nfs4_preprocess_seqid_op(struct nfsd4_compound_state *cstate, u32 seqid,
 	if (status)
 		return status;
 	*stpp = openlockstateid(s);
-	cstate->replay_owner = (*stpp)->st_stateowner;
+	if (!nfsd4_has_session(cstate))
+		cstate->replay_owner = (*stpp)->st_stateowner;
 
 	return nfs4_seqid_op_checks(cstate, stateid, seqid, *stpp);
 }
@@ -3858,10 +3859,9 @@ nfsd4_close(struct svc_rqst *rqstp, struct nfsd4_compound_state *cstate,
 		oo->oo_last_closed_stid = stp;
 
 	if (list_empty(&oo->oo_owner.so_stateids)) {
-		if (cstate->minorversion) {
+		if (cstate->minorversion)
 			release_openowner(oo);
-			cstate->replay_owner = NULL;
-		} else {
+		else {
 			/*
 			 * In the 4.0 case we need to keep the owners around a
 			 * little while to handle CLOSE replay.