linux-kernel - Re: [PATCH net] ipv4: ensure rcu_read_lock() in cipso_v4

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Date:   Sat, 22 Feb 2020 21:47:09 -0800 (PST)
From:   David Miller <davem@...emloft.net>
To:     mcroce@...hat.com
Cc:     netdev@...r.kernel.org, linux-security-module@...r.kernel.org,
        linux-kernel@...r.kernel.org, paul@...l-moore.com,
        kuznet@....inr.ac.ru, yoshfuji@...ux-ipv6.org, kuba@...nel.org,
        gnault@...hat.com, eric.dumazet@...il.com
Subject: Re: [PATCH net] ipv4: ensure rcu_read_lock() in cipso_v4_error()

From: Matteo Croce <mcroce@...hat.com>
Date: Fri, 21 Feb 2020 12:28:38 +0100

> Similarly to commit c543cb4a5f07 ("ipv4: ensure rcu_read_lock() in
> ipv4_link_failure()"), __ip_options_compile() must be called under rcu
> protection.
> 
> Fixes: 3da1ed7ac398 ("net: avoid use IPCB in cipso_v4_error")
> Suggested-by: Guillaume Nault <gnault@...hat.com>
> Signed-off-by: Matteo Croce <mcroce@...hat.com>

Applied and queued up for -stable, thanks.