rootston: fix segfault in view_at
Make sure the view is mapped.
@@ -576,6 +576,9 @@ static bool view_at(struct roots_view *view, double lx, double ly,
view->wl_shell_surface->state == WLR_WL_SHELL_SURFACE_STATE_POPUP) {
return false;
}
+ if (view->wlr_surface == NULL) {
+ return false;
+ }
double view_sx = lx - view->x;
double view_sy = ly - view->y;
