Just by curiosity, isn't there any cases where sipList is NULL when SIP_stop is called? Because when this is the case, the NFDescriptor is not unregistered. _______________________________________________ darwin-kernel mailing list | darwin-kernel@lists.apple.com Help/Unsubscribe/Archives: http://www.lists.apple.com/mailman/listinfo/darwin-kernel Do not post admin requests to the list. They will be ignored.