netdev - Re: bind() should not return -EADDRINUSE

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Message-Id: <20141211.152518.1988079810884987306.davem@davemloft.net>
Date:	Thu, 11 Dec 2014 15:25:18 -0500 (EST)
From:	David Miller <davem@...emloft.net>
To:	psusi@...ntu.com
Cc:	netdev@...r.kernel.org
Subject: Re: bind() should not return -EADDRINUSE

From: Phillip Susi <psusi@...ntu.com>
Date: Thu, 11 Dec 2014 15:23:45 -0500

> -----BEGIN PGP SIGNED MESSAGE-----
> Hash: SHA1
> 
> On 12/11/2014 3:18 PM, David Miller wrote:
>> From: Phillip Susi <psusi@...ntu.com> Date: Thu, 11 Dec 2014
>> 15:17:12 -0500
>> 
>>> Says who?
>> 
>> Says multiple decades of precendence.
> 
> "It has always been broken, so it should stay broken" isn't a very
> compelling argument.
> 
> Would it cause programs to break if they get the error at listen()
> time instead of bind() time ( as the man page indicates it can )?  I
> think not.

You will definitely break programs that look for a locally available
port by iterating over bind() calls.

Sorry, this is not changing, no matter how strongly you may wish it
to.
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