From 5672f2ce6bc87dc5c5215576f8f9a2b6bdadc07a Mon Sep 17 00:00:00 2001
From: Nicholas Marriott <nicm@openbsd.org>
Date: Tue, 20 Mar 2012 14:06:44 +0000
Subject: [PATCH] Check changes_timer with event_initialized before event_del.

---
 window.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/window.c b/window.c
index 704c7a16..34214e71 100644
--- a/window.c
+++ b/window.c
@@ -649,7 +649,8 @@ window_pane_destroy(struct window_pane *wp)
 {
 	window_pane_reset_mode(wp);
 
-	event_del(&wp->changes_timer);
+	if (event_initialized(&wp->changes_timer))
+		evtimer_del(&wp->changes_timer);
 
 	if (wp->fd != -1) {
 		bufferevent_free(wp->event);