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From: Eric Dumazet <eric.dumazet@gmail.com>
To: Hannes Frederic Sowa <hannes@stressinduktion.org>
Cc: Stephen Hemminger <shemminger@vyatta.com>,
	netdev@vger.kernel.org, davem@davemloft.net
Subject: Re: [PATCH] tcp: make sysctl_tcp_ecn namespace aware
Date: Sat, 05 Jan 2013 17:27:26 -0800	[thread overview]
Message-ID: <1357435646.1678.5082.camel@edumazet-glaptop> (raw)
In-Reply-To: <20130106011849.GA28545@order.stressinduktion.org>

On Sun, 2013-01-06 at 02:18 +0100, Hannes Frederic Sowa wrote:

> 
> I just verified that req->sk is indeed not initialized at that point. I
> had a kernel panic on the first syn packet. So I would propose to keep
> the patch as it is.
> 

Please pass the "struct net" pointer instead, so that the tcp_ecn
dereference is done only if really needed.

Naming a function parameter, or an automatic variable, sysctl_tcp_ecn is
not very nice.

  reply	other threads:[~2013-01-06  1:27 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-01-05 15:01 [PATCH] tcp: make sysctl_tcp_ecn namespace aware Hannes Frederic Sowa
2013-01-05 19:00 ` Stephen Hemminger
2013-01-05 19:05   ` Hannes Frederic Sowa
2013-01-06  1:18     ` Hannes Frederic Sowa
2013-01-06  1:27       ` Eric Dumazet [this message]
2013-01-06  2:10         ` Hannes Frederic Sowa
2013-01-06  2:19           ` Eric Dumazet
2013-01-07  5:10             ` David Miller

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