From b635dbdae67c5ce10074ae3a0777d1943f284f15 Mon Sep 17 00:00:00 2001
From: Nathaniel Nicandro <nathanielnicandro@gmail.com>
Date: Wed, 1 Apr 2020 00:09:31 -0500
Subject: [PATCH] Fix ordering of slot access

* jupyter-server-ioloop-comm.el
(jupyter-server-kernel-connected-p): Do it.
---
 jupyter-server-ioloop-comm.el | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/jupyter-server-ioloop-comm.el b/jupyter-server-ioloop-comm.el
index 07ad87b..ad44524 100644
--- a/jupyter-server-ioloop-comm.el
+++ b/jupyter-server-ioloop-comm.el
@@ -111,8 +111,9 @@ kernel has a matching ID."
 
 (cl-defmethod jupyter-server-kernel-connected-p ((comm jupyter-server-ioloop-comm) id)
   "Return non-nil if COMM has a WebSocket connection to a kernel with ID."
-  (and (jupyter-comm-alive-p comm)
-       (member id (process-get (oref (oref comm ioloop) process) :kernel-ids))))
+  (when (jupyter-comm-alive-p comm)
+    (with-slots (process) (oref comm ioloop)
+      (member id (process-get process :kernel-ids)))))
 
 ;; `jupyter-server-ioloop-kcomm'