nfsd: make nfs4_client_to_reclaim return a pointer to the reclaim record

Later callers will need to make changes to the record.
Signed-off-by: Jeff Layton <jlayton@redhat.com>
Signed-off-by: J. Bruce Fields <bfields@redhat.com>

fs/nfsd/nfs4state.c

@@ -4498,22 +4498,22 @@ nfs4_has_reclaimed_state(const char *name)
 /*
  * failure => all reset bets are off, nfserr_no_grace...
  */
-int
+struct nfs4_client_reclaim *
 nfs4_client_to_reclaim(const char *name)
 {
 	unsigned int strhashval;
-	struct nfs4_client_reclaim *crp = NULL;
+	struct nfs4_client_reclaim *crp;
 
 	dprintk("NFSD nfs4_client_to_reclaim NAME: %.*s\n", HEXDIR_LEN, name);
 	crp = alloc_reclaim();
-	if (!crp)
-		return 0;
-	strhashval = clientstr_hashval(name);
-	INIT_LIST_HEAD(&crp->cr_strhash);
-	list_add(&crp->cr_strhash, &reclaim_str_hashtbl[strhashval]);
-	memcpy(crp->cr_recdir, name, HEXDIR_LEN);
-	reclaim_str_hashtbl_size++;
-	return 1;
+	if (crp) {
+		strhashval = clientstr_hashval(name);
+		INIT_LIST_HEAD(&crp->cr_strhash);
+		list_add(&crp->cr_strhash, &reclaim_str_hashtbl[strhashval]);
+		memcpy(crp->cr_recdir, name, HEXDIR_LEN);
+		reclaim_str_hashtbl_size++;
+	}
+	return crp;
 }
 
 void

fs/nfsd/state.h

@@ -482,7 +482,7 @@ extern void nfsd4_destroy_callback_queue(void);
 extern void nfsd4_shutdown_callback(struct nfs4_client *);
 extern void nfs4_put_delegation(struct nfs4_delegation *dp);
 extern __be32 nfs4_make_rec_clidname(char *clidname, struct xdr_netobj *clname);
-extern int nfs4_client_to_reclaim(const char *name);
+extern struct nfs4_client_reclaim *nfs4_client_to_reclaim(const char *name);
 extern int nfs4_has_reclaimed_state(const char *name);
 extern void release_session_client(struct nfsd4_session *);
 extern void nfsd4_purge_closed_stateid(struct nfs4_stateowner *);