netdev - Re: [PATCH v2 net] tcp/dccp: fix other lockdep splats accessing ireq

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Message-Id: <20171024.185616.1718355795918406578.davem@davemloft.net>
Date:   Tue, 24 Oct 2017 18:56:16 +0900 (KST)
From:   David Miller <davem@...emloft.net>
To:     eric.dumazet@...il.com
Cc:     fengguang.wu@...el.com, netdev@...r.kernel.org
Subject: Re: [PATCH v2 net] tcp/dccp: fix other lockdep splats accessing
 ireq_opt

From: Eric Dumazet <eric.dumazet@...il.com>
Date: Mon, 23 Oct 2017 16:15:08 -0700

> +static inline struct ip_options_rcu *ireq_opt_deref(const struct inet_request_sock *ireq)
> +{
> +	return rcu_dereference_check(ireq->ireq_opt,
> +				     refcount_read(&ireq.req->rsk_refcnt) > 0);
                                                    ^^^^^^^^^

Eric, _please_ build test your changes properly.