From e181a5430491f038c198f0eacc3142d6e871c2da Mon Sep 17 00:00:00 2001
From: Mathias Krause <minipli@googlemail.com>
Date: Sun, 19 Jul 2015 22:21:13 +0200
Subject: [PATCH] net: #ifdefify sk_classid member of struct sock

The sk_classid member is only required when CONFIG_CGROUP_NET_CLASSID is
enabled. #ifdefify it to reduce the size of struct sock on 32 bit
systems, at least.

Signed-off-by: Mathias Krause <minipli@googlemail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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