Avoid error when killing rcirc buffer

* lisp/net/rcirc.el (rcirc-kill-buffer-hook): Delete the process
in the buffer when killing server buffers to avoid triggering
errors from the sentinel (bug#23168).

1 files changed, 3 insertions, 0 deletions

diff --git a/lisp/net/rcirc.el b/lisp/net/rcirc.el
index 24084c828e1..5722582ab6c 100644
--- a/lisp/net/rcirc.el
+++ b/lisp/net/rcirc.el
@@ -44,6 +44,7 @@
 (require 'cl-lib)
 (require 'ring)
 (require 'time-date)
+(eval-when-compile (require 'subr-x))
 
 (defconst rcirc-id-string (concat "rcirc on GNU Emacs " emacs-version))
 
@@ -1181,6 +1182,8 @@ with it."
                rcirc-log-directory)
       (rcirc-log-write))
     (rcirc-clean-up-buffer "Killed buffer")
+    (when-let ((process (get-buffer-process (current-buffer))))
+      (delete-process process))
     (when (and rcirc-buffer-alist ;; it's a server buffer
                rcirc-kill-channel-buffers)
       (dolist (channel rcirc-buffer-alist)