From 50ae277d90c1eea6bb0086c31e004042088f794f Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Daniel=20Ekl=C3=B6f?= <daniel@ekloef.se>
Date: Thu, 22 Sep 2022 18:33:24 +0200
Subject: [PATCH] =?UTF-8?q?wayland:=20don=E2=80=99t=20crash=20with=20a=20d?=
 =?UTF-8?q?ivision-by-zero=20when=20monitor=20dimensions=20are=20negative?=
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Some compositors set the physical dimensions to -1...
---
 wayland.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/wayland.c b/wayland.c
index 05de79aa..cd052532 100644
--- a/wayland.c
+++ b/wayland.c
@@ -367,7 +367,7 @@ update_terms_on_monitor(struct monitor *mon)
 static void
 output_update_ppi(struct monitor *mon)
 {
-    if (mon->dim.mm.width == 0 || mon->dim.mm.height == 0)
+    if (mon->dim.mm.width <= 0 || mon->dim.mm.height <= 0)
         return;
 
     int x_inches = mon->dim.mm.width * 0.03937008;