xwayland/window-manager: Avoid doing work for unknown window

In particular if the hash table lookup fails and returns NULL then that value
would be passed into weston_wm_window_schedule_repaint which does not accept a
NULL value.
This commit is contained in:
Rob Bradford 2013-01-10 19:48:57 +00:00 committed by Kristian Høgsberg
parent 23d330ec9d
commit aa521bd1bc

View file

@ -800,8 +800,10 @@ weston_wm_handle_property_notify(struct weston_wm *wm, xcb_generic_event_t *even
struct weston_wm_window *window;
window = hash_table_lookup(wm->window_hash, property_notify->window);
if (window)
window->properties_dirty = 1;
if (!window)
return;
window->properties_dirty = 1;
weston_log("XCB_PROPERTY_NOTIFY: window %d, ",
property_notify->window);