From mboxrd@z Thu Jan  1 00:00:00 1970
From: David Miller <davem@davemloft.net>
Subject: Re: [PATCH net-next] net, cgroup: cgroup_sk_updat_lock was missing
 initializer
Date: Mon, 14 Dec 2015 14:20:43 -0500 (EST)
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From: Tejun Heo <tj@kernel.org>
Date: Mon, 14 Dec 2015 11:24:06 -0500

> bd1060a1d671 ("sock, cgroup: add sock->sk_cgroup") added global
> spinlock cgroup_sk_update_lock but erroneously skipped initializer
> leading to uninitialized spinlock warning.  Fix it by using
> DEFINE_SPINLOCK().
> 
> Signed-off-by: Tejun Heo <tj@kernel.org>
> Reported-by: Dexuan Cui <decui@microsoft.com>
> Fixes: bd1060a1d671 ("sock, cgroup: add sock->sk_cgroup")

Applied, thanks.