From bb481fafdb171c83c818e0a912a6d20f0046dc0e Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Jonas=20=C3=85dahl?= Date: Mon, 17 Apr 2017 13:27:35 +0800 Subject: [PATCH] wayland/subsurface: Handle clients committing on destroyed subsurface A client can still commit state to a destroyed subsurface. It wont update anything on the screen, since the subsurface will not be visible, but mutter should still handle it and not crash. https://bugzilla.gnome.org/show_bug.cgi?id=781391 --- src/wayland/meta-wayland-surface.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/src/wayland/meta-wayland-surface.c b/src/wayland/meta-wayland-surface.c index 332374244..5a0e0ee15 100644 --- a/src/wayland/meta-wayland-surface.c +++ b/src/wayland/meta-wayland-surface.c @@ -615,7 +615,7 @@ subsurface_role_get_toplevel (MetaWaylandSurfaceRole *surface_role) meta_wayland_surface_role_get_surface (surface_role); MetaWaylandSurface *parent = surface->sub.parent; - if (parent->role) + if (parent && parent->role) return meta_wayland_surface_role_get_toplevel (parent->role); else return NULL;