From: David S. Miller <davem@davemloft.net>
Date: Fri, 22 Sep 2006 22:17:35 +0000 (-0700)
Subject: [IPSEC] esp: Defer output IV initialization to first use.
X-Git-Tag: v2.6.19-rc1~1272^2~130
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=e4bec827feda76d5e7417a2696a75424834d564f;p=pandora-kernel.git

[IPSEC] esp: Defer output IV initialization to first use.

First of all, if the xfrm_state only gets used for input
packets this entropy is a complete waste.

Secondly, it is often the case that a configuration loads
many rules (perhaps even dynamically) and they don't all
necessarily ever get used.

This get_random_bytes() call was showing up in the profiles
for xfrm_state inserts which is how I noticed this.

Signed-off-by: David S. Miller <davem@davemloft.net>
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