diff --git a/fs/nfs/idmap.c b/fs/nfs/idmap.c
index 821edd3..32c95a0 100644
--- a/fs/nfs/idmap.c
+++ b/fs/nfs/idmap.c
@@ -132,6 +132,8 @@
 
 	if (!idmap)
 		return;
+	dput(idmap->idmap_dentry);
+	idmap->idmap_dentry = NULL;
 	rpc_unlink(idmap->idmap_path);
 	clp->cl_idmap = NULL;
 	kfree(idmap);