vips_foreign_save_dispose( GObject *gobject )
{
	VipsForeignSave *save = VIPS_FOREIGN_SAVE( gobject );

	VIPS_UNREF( save->ready );

	G_OBJECT_CLASS( vips_foreign_save_parent_class )->dispose( gobject );
}

The product contains a concurrent code sequence that requires temporary, exclusive access to a shared resource, but a timing window exists in which the shared resource can be modified by another code sequence operating concurrently.