From: Florian Westphal <fw@strlen.de>
Date: Mon, 21 Jun 2010 11:48:45 +0000 (+0000)
Subject: syncookies: add support for ECN
X-Git-Tag: v2.6.36-rc1~571^2~447
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=172d69e63c7f1e8300d0e1c1bbd8eb0f630faa15;p=pandora-kernel.git

syncookies: add support for ECN

Allows use of ECN when syncookies are in effect by encoding ecn_ok
into the syn-ack tcp timestamp.

While at it, remove a uneeded #ifdef CONFIG_SYN_COOKIES.
With CONFIG_SYN_COOKIES=nm want_cookie is ifdef'd to 0 and gcc
removes the "if (0)".

Signed-off-by: Florian Westphal <fw@strlen.de>
Signed-off-by: David S. Miller <davem@davemloft.net>
---

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