netdev - Re: follow-up: discrepancy with POSIX

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Message-ID: <46F1608E.7060908@redhat.com>
Date:	Wed, 19 Sep 2007 10:46:54 -0700
From:	Ulrich Drepper <drepper@...hat.com>
To:	Andi Kleen <andi@...stfloor.org>
CC:	netdev <netdev@...r.kernel.org>,
	Linux Kernel <linux-kernel@...r.kernel.org>
Subject: Re: follow-up: discrepancy with POSIX

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Andi Kleen wrote:
>> But the spec calls for a "null address" to be used and that's in my
>> understanding something different from using AF_UNSPEC.
> 
> memset(&sockaddr, 0, sizeof(sockaddr)) should give you AF_UNSPEC

But the spec calls for <quote>null address for the protocol</quote>.

That means the family for the null address is the same as the family of
the socket.

- --
➧ Ulrich Drepper ➧ Red Hat, Inc. ➧ 444 Castro St ➧ Mountain View, CA ❖
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