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path: root/fs/nfs/nfs4client.c
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Diffstat (limited to 'fs/nfs/nfs4client.c')
-rw-r--r--fs/nfs/nfs4client.c21
1 files changed, 18 insertions, 3 deletions
diff --git a/fs/nfs/nfs4client.c b/fs/nfs/nfs4client.c
index 979631411a0e..146e30862234 100644
--- a/fs/nfs/nfs4client.c
+++ b/fs/nfs/nfs4client.c
@@ -156,9 +156,23 @@ nfs4_shutdown_ds_clients(struct nfs_client *clp)
 	}
 }
 
+static void
+nfs4_cleanup_callback(struct nfs_client *clp)
+{
+	struct nfs4_copy_state *cp_state;
+
+	while (!list_empty(&clp->pending_cb_stateids)) {
+		cp_state = list_entry(clp->pending_cb_stateids.next,
+					struct nfs4_copy_state, copies);
+		list_del(&cp_state->copies);
+		kfree(cp_state);
+	}
+}
+
 void nfs41_shutdown_client(struct nfs_client *clp)
 {
 	if (nfs4_has_session(clp)) {
+		nfs4_cleanup_callback(clp);
 		nfs4_shutdown_ds_clients(clp);
 		nfs4_destroy_session(clp->cl_session);
 		nfs4_destroy_clientid(clp);
@@ -202,6 +216,7 @@ struct nfs_client *nfs4_alloc_client(const struct nfs_client_initdata *cl_init)
 #if IS_ENABLED(CONFIG_NFS_V4_1)
 	init_waitqueue_head(&clp->cl_lock_waitq);
 #endif
+	INIT_LIST_HEAD(&clp->pending_cb_stateids);
 	return clp;
 
 error:
@@ -1127,7 +1142,7 @@ struct nfs_server *nfs4_create_referral_server(struct nfs_clone_mount *data,
 	nfs_server_copy_userdata(server, parent_server);
 
 	/* Get a client representation */
-#ifdef CONFIG_SUNRPC_XPRT_RDMA
+#if IS_ENABLED(CONFIG_SUNRPC_XPRT_RDMA)
 	rpc_set_port(data->addr, NFS_RDMA_PORT);
 	error = nfs4_set_client(server, data->hostname,
 				data->addr,
@@ -1139,7 +1154,7 @@ struct nfs_server *nfs4_create_referral_server(struct nfs_clone_mount *data,
 				parent_client->cl_net);
 	if (!error)
 		goto init_server;
-#endif	/* CONFIG_SUNRPC_XPRT_RDMA */
+#endif	/* IS_ENABLED(CONFIG_SUNRPC_XPRT_RDMA) */
 
 	rpc_set_port(data->addr, NFS_PORT);
 	error = nfs4_set_client(server, data->hostname,
@@ -1153,7 +1168,7 @@ struct nfs_server *nfs4_create_referral_server(struct nfs_clone_mount *data,
 	if (error < 0)
 		goto error;
 
-#ifdef CONFIG_SUNRPC_XPRT_RDMA
+#if IS_ENABLED(CONFIG_SUNRPC_XPRT_RDMA)
 init_server:
 #endif
 	error = nfs_init_server_rpcclient(server, parent_server->client->cl_timeout, data->authflavor);