netdev - Re: follow-up: discrepancy with POSIX

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Message-ID: <p73sl5aveqh.fsf@bingen.suse.de>
Date:	19 Sep 2007 17:47:50 +0200
From:	Andi Kleen <andi@...stfloor.org>
To:	Ulrich Drepper <drepper@...hat.com>
Cc:	netdev <netdev@...r.kernel.org>,
	Linux Kernel <linux-kernel@...r.kernel.org>
Subject: Re: follow-up: discrepancy with POSIX

Ulrich Drepper <drepper@...hat.com> writes:

> 
>    fd = socket(AT_INET6, ...)
> 
>    connect(fd, ...some IPv6 address...)
> 
>    struct sockaddr_in6 sin6 = { .sin6_family = AF_INET6 };
>    connect(fd, &sin6, sizeof (sin6));

The standard way to undo connect is to use AF_UNSPEC. Code to handle
that for dgram sockets is there. It's the same code for v4 and v6.

-Andi

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