Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1761634AbXISQxT (ORCPT ); Wed, 19 Sep 2007 12:53:19 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1755805AbXISQxJ (ORCPT ); Wed, 19 Sep 2007 12:53:09 -0400 Received: from 74-93-104-97-Washington.hfc.comcastbusiness.net ([74.93.104.97]:57745 "EHLO sunset.davemloft.net" rhost-flags-OK-FAIL-OK-OK) by vger.kernel.org with ESMTP id S1754900AbXISQxG (ORCPT ); Wed, 19 Sep 2007 12:53:06 -0400 Date: Wed, 19 Sep 2007 09:52:51 -0700 (PDT) Message-Id: <20070919.095251.45154496.davem@davemloft.net> To: drepper@redhat.com Cc: andi@firstfloor.org, netdev@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: follow-up: discrepancy with POSIX From: David Miller In-Reply-To: <46F15305.2030507@redhat.com> References: <46F13E8B.4050309@redhat.com> <46F15305.2030507@redhat.com> X-Mailer: Mew version 5.1.52 on Emacs 21.4 / Mule 5.0 (SAKAKI) Mime-Version: 1.0 Content-Type: Text/Plain; charset=us-ascii Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 647 Lines: 15 From: Ulrich Drepper Date: Wed, 19 Sep 2007 09:49:09 -0700 > But the spec calls for a "null address" to be used and that's in my > understanding something different from using AF_UNSPEC. It just occured to me that AF_UNSPEC might be used simply because "all zeros" might be a valid real bindable address for some address family. And using AF_UNSPEC avoids that problem entirely. - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/