multirect: remove destroy listener before freeing

Detected by `-Db_sanitize=address,undefined` for libwayland

diff --git a/src/common/graphic-helpers.c b/src/common/graphic-helpers.c
index 5c754b30ba1a8765cb228a418bbdaff06a911825..0ecdd697204a47b657da97f1e4a65f8c6c8b2423 100644 (file)
--- a/src/common/graphic-helpers.c
+++ b/src/common/graphic-helpers.c
@@ -14,6 +14,7 @@ static void
 multi_rect_destroy_notify(struct wl_listener *listener, void *data)
 {
        struct multi_rect *rect = wl_container_of(listener, rect, destroy);
+       wl_list_remove(&rect->destroy.link);
        free(rect);
 }