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

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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
1 changed files with 4 additions and 2 deletions
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src/xwayland/window-manager.c
+4 -2
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@@ -800,8 +800,10 @@ weston_wm_handle_property_notify(struct weston_wm *wm, xcb_generic_event_t *even
struct weston_wm_window *window; struct weston_wm_window *window;
window = hash_table_lookup(wm->window_hash, property_notify->window); window = hash_table_lookup(wm->window_hash, property_notify->window);
if (window) if (!window)
window->properties_dirty = 1; return;
window->properties_dirty = 1;
weston_log("XCB_PROPERTY_NOTIFY: window %d, ", weston_log("XCB_PROPERTY_NOTIFY: window %d, ",
property_notify->window); property_notify->window);