From 49a21692cbe94081591c712c009747774581cba2 Mon Sep 17 00:00:00 2001
From: Johan Malm <jgm323@gmail.com>
Date: Thu, 22 May 2025 22:42:08 +0100
Subject: [PATCH] layer-shell: null check surface before configure

...to avoid crash during node/surface destruction.

No crash has been observed, so this is merely a preventative measure.
---
 src/layers.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/layers.c b/src/layers.c
index ba756a52..8f968338 100644
--- a/src/layers.c
+++ b/src/layers.c
@@ -45,6 +45,10 @@ arrange_one_layer(const struct wlr_box *full_area, struct wlr_box *usable_area,
 	struct wlr_scene_node *node;
 	wl_list_for_each(node, &tree->children, link) {
 		struct lab_layer_surface *surface = node_layer_surface_from_node(node);
+		/* Surface could be null during destruction */
+		if (!surface) {
+			continue;
+		}
 		struct wlr_scene_layer_surface_v1 *scene = surface->scene_layer_surface;
 		if (!scene->layer_surface->initialized) {
 			continue;