diff --git a/fs/nfs/client.c b/fs/nfs/client.c
index f1506f1..a9828ba 100644
--- a/fs/nfs/client.c
+++ b/fs/nfs/client.c
@@ -194,6 +194,8 @@
 		nfs4_destroy_session(clp->cl_session);
 		clp->cl_session = NULL;
 	}
+
+	clp->cl_call_sync = _nfs4_call_sync;
 #endif /* CONFIG_NFS_V4_1 */
 }
 
@@ -1073,6 +1075,8 @@
  */
 static int nfs4_init_client_minor_version(struct nfs_client *clp)
 {
+	clp->cl_call_sync = _nfs4_call_sync;
+
 #if defined(CONFIG_NFS_V4_1)
 	if (clp->cl_minorversion) {
 		struct nfs4_session *session = NULL;
@@ -1086,6 +1090,7 @@
 			return -ENOMEM;
 
 		clp->cl_session = session;
+		clp->cl_call_sync = _nfs4_call_sync_session;
 	}
 #endif /* CONFIG_NFS_V4_1 */