Shiva is the essence of void. Though He is Visvanath; or else Controller of the universe, He has no place to dwell. This infers that when a sadhaka completely establishes himself in the essence of void or in non-duality then by attaining this state, nothing belongs to him. Shiva does not wear any garb, He sits with ashes smeared all over His body, this implies that type of relinquishment regarding all aspects which comes to a sadhaka.
Click here to read more : http://silenceofsoul.com/articles/Lord-Shiva-a182.html