From 6327f1b36196d5b6e22be9c9f839f29d5f23f346 Mon Sep 17 00:00:00 2001
From: Simon Ser <contact@emersion.fr>
Date: Tue, 20 Apr 2021 17:21:05 +0200
Subject: [PATCH] Avoid creating zero-sized textures for titlebars

Creating a zero-sized wlr_texture is incorrect.
---
 sway/tree/container.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/sway/tree/container.c b/sway/tree/container.c
index 43fe6944..47772b62 100644
--- a/sway/tree/container.c
+++ b/sway/tree/container.c
@@ -531,6 +531,10 @@ static void update_title_texture(struct sway_container *con,
 	cairo_surface_destroy(dummy_surface);
 	cairo_destroy(c);
 
+	if (width == 0 || height == 0) {
+		return;
+	}
+
 	cairo_surface_t *surface = cairo_image_surface_create(
 			CAIRO_FORMAT_ARGB32, width, height);
 	cairo_t *cairo = cairo_create(surface);