diff --git a/fs/lockd/host.c b/fs/lockd/host.c
index 9fd8889097b7..70fc63a1727b 100644
--- a/fs/lockd/host.c
+++ b/fs/lockd/host.c
@@ -167,7 +167,8 @@ static struct nlm_host *nlm_lookup_host(struct nlm_lookup_host_info *ni)
 			continue;
 		if (host->h_server != ni->server)
 			continue;
-		if (!nlm_cmp_addr(nlm_srcaddr(host), ni->src_sap))
+		if (ni->server &&
+		    !nlm_cmp_addr(nlm_srcaddr(host), ni->src_sap))
 			continue;
 
 		/* Move to head of hash chain. */
diff --git a/fs/lockd/svc.c b/fs/lockd/svc.c
index c631a83931ce..56b076736b56 100644
--- a/fs/lockd/svc.c
+++ b/fs/lockd/svc.c
@@ -181,6 +181,7 @@ lockd(void *vrqstp)
 	}
 	flush_signals(current);
 	cancel_delayed_work_sync(&grace_period_end);
+	locks_end_grace(&lockd_manager);
 	if (nlmsvc_ops)
 		nlmsvc_invalidate_all();
 	nlm_shutdown_hosts();
diff --git a/fs/nfsd/nfs4recover.c b/fs/nfsd/nfs4recover.c
index bb93946ace22..b79ec930d9f1 100644
--- a/fs/nfsd/nfs4recover.c
+++ b/fs/nfsd/nfs4recover.c
@@ -225,12 +225,12 @@ nfsd4_list_rec_dir(struct dentry *dir, recdir_func *f)
 		return 0;
 
 	nfs4_save_user(&uid, &gid);
+	INIT_LIST_HEAD(dentries);
 
 	filp = dentry_open(dget(dir), mntget(rec_dir.mnt), O_RDONLY);
 	status = PTR_ERR(filp);
 	if (IS_ERR(filp))
 		goto out;
-	INIT_LIST_HEAD(dentries);
 	status = vfs_readdir(filp, nfsd4_build_dentrylist, &dla);
 	fput(filp);
 	while (!list_empty(dentries)) {
diff --git a/fs/nfsd/nfs4state.c b/fs/nfsd/nfs4state.c
index b0bebc552a11..1a052ac2bde9 100644
--- a/fs/nfsd/nfs4state.c
+++ b/fs/nfsd/nfs4state.c
@@ -3261,6 +3261,7 @@ nfs4_state_shutdown(void)
 {
 	cancel_rearming_delayed_workqueue(laundry_wq, &laundromat_work);
 	destroy_workqueue(laundry_wq);
+	locks_end_grace(&nfsd4_manager);
 	nfs4_lock_state();
 	nfs4_release_reclaim();
 	__nfs4_state_shutdown();
diff --git a/net/sunrpc/svcsock.c b/net/sunrpc/svcsock.c
index 95293f549e9c..a1951dcc5776 100644
--- a/net/sunrpc/svcsock.c
+++ b/net/sunrpc/svcsock.c
@@ -1183,7 +1183,11 @@ int svc_addsock(struct svc_serv *serv,
 	else if (so->state > SS_UNCONNECTED)
 		err = -EISCONN;
 	else {
-		svsk = svc_setup_socket(serv, so, &err, SVC_SOCK_DEFAULTS);
+		if (!try_module_get(THIS_MODULE))
+			err = -ENOENT;
+		else
+			svsk = svc_setup_socket(serv, so, &err,
+						SVC_SOCK_DEFAULTS);
 		if (svsk) {
 			struct sockaddr_storage addr;
 			struct sockaddr *sin = (struct sockaddr *)&addr;
@@ -1196,7 +1200,8 @@ int svc_addsock(struct svc_serv *serv,
 			spin_unlock_bh(&serv->sv_lock);
 			svc_xprt_received(&svsk->sk_xprt);
 			err = 0;
-		}
+		} else
+			module_put(THIS_MODULE);
 	}
 	if (err) {
 		sockfd_put(so);