From a817519c0daeb0784da8286eeebf825977115b65 Mon Sep 17 00:00:00 2001
From: Michael Stapelberg <michael@stapelberg.de>
Date: Thu, 29 Oct 2009 00:33:20 +0100
Subject: [PATCH] Bugfix: Prevent a division through zero (Thanks xeen)

---
 src/click.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/click.c b/src/click.c
index b3a00afa..28737f3b 100644
--- a/src/click.c
+++ b/src/click.c
@@ -84,6 +84,11 @@ static bool button_press_stackwin(xcb_connection_t *conn, xcb_button_press_event
         CIRCLEQ_FOREACH(client, &(container->clients), clients)
                 num_clients++;
 
+        /* If we don’t have any clients in this container, we cannot do
+         * anything useful anyways. */
+        if (num_clients == 0)
+                return;
+
         if (container->mode == MODE_TABBED)
                 destination = (event->event_x / (container->width / num_clients));
         else if (container->mode == MODE_STACK &&
-- 
2.39.5