From b2811ee9f2029f90ced39fd9c2ddbb22e13f4f8c Mon Sep 17 00:00:00 2001
From: nicm <nicm@openbsd.org>
Date: Wed, 13 May 2026 08:25:05 +0000
Subject: [PATCH] Do not crash if set progress bar with no pane, from Dane
 Jensen.

---
 usr.bin/tmux/server-client.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/usr.bin/tmux/server-client.c b/usr.bin/tmux/server-client.c
index 0cc21053ccd..9e2ca31f7d3 100644
--- a/usr.bin/tmux/server-client.c
+++ b/usr.bin/tmux/server-client.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: server-client.c,v 1.456 2026/05/12 12:05:41 nicm Exp $ */
+/* $OpenBSD: server-client.c,v 1.457 2026/05/13 08:25:05 nicm Exp $ */
 
 /*
  * Copyright (c) 2009 Nicholas Marriott <nicholas.marriott@gmail.com>
@@ -2137,7 +2137,7 @@ server_client_set_progress_bar(struct client *c)
 	struct session		*s = c->session;
 	struct progress_bar	*pane_pb;
 
-	if (s->curw == NULL)
+	if (s->curw == NULL || s->curw->window->active == NULL)
 		return;
 	pane_pb = &s->curw->window->active->base.progress_bar;
 	if (pane_pb->state == c->progress_bar.state &&