From fcb7ad925dafe2d4f1966dede1ce41ad7430c1f1 Mon Sep 17 00:00:00 2001
From: emersion <contact@emersion.fr>
Date: Thu, 26 Apr 2018 15:58:41 +0100
Subject: [PATCH] layer-shell: fix use-after-free when client requests an
 invalid layer

---
 types/wlr_layer_shell.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/types/wlr_layer_shell.c b/types/wlr_layer_shell.c
index 1fd0977b..86b67d7e 100644
--- a/types/wlr_layer_shell.c
+++ b/types/wlr_layer_shell.c
@@ -338,7 +338,7 @@ static void layer_shell_handle_get_layer_surface(struct wl_client *wl_client,
 	surface->layer = layer;
 	if (layer > ZWLR_LAYER_SHELL_V1_LAYER_OVERLAY) {
 		free(surface);
-		wl_resource_post_error(surface->resource,
+		wl_resource_post_error(client_resource,
 				ZWLR_LAYER_SHELL_V1_ERROR_INVALID_LAYER,
 				"Invalid layer %d", layer);
 		return;