cursor: Fix crash when creating a cursor constraint

Fix crash when creating a cursor constraint and there is no currently
focused view.

Fixes a crash starting Warhammer 40,000: Dawn of War II (15620)

diff --git a/src/cursor.c b/src/cursor.c
index 4489eb33579d697552ad8d4c7b4c9498414c1c50..93c4f03d5bbad1375d2c6a3275825f466e943f98 100644 (file)
--- a/src/cursor.c
+++ b/src/cursor.c
@@ -410,7 +410,7 @@ create_constraint(struct wl_listener *listener, void *data)
        wl_signal_add(&wlr_constraint->events.destroy, &constraint->destroy);
 
        view = desktop_focused_view(server);
-       if (view->surface == wlr_constraint->surface) {
+       if (view && view->surface == wlr_constraint->surface) {
                constrain_cursor(server, wlr_constraint);
        }
 }