linux-kernel - Re: [PATCH 2/7] keys: sparse: Fix incorrect RCU accesses

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Message-ID: <alpine.LRH.2.21.1905251356520.32154@namei.org>
Date:   Sat, 25 May 2019 13:57:02 +1000 (AEST)
From:   James Morris <jmorris@...ei.org>
To:     David Howells <dhowells@...hat.com>
cc:     keyrings@...r.kernel.org, linux-security-module@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH 2/7] keys: sparse: Fix incorrect RCU accesses

On Wed, 22 May 2019, David Howells wrote:

> Fix a pair of accesses that should be using RCU protection.
> 
> rcu_dereference_protected() is needed to access task_struct::real_parent.
> 
> current_cred() should be used to access current->cred.
> 
> Signed-off-by: David Howells <dhowells@...hat.com>


Reviewed-by: James Morris <jamorris@...ux.microsoft.com>


-- 
James Morris
<jmorris@...ei.org>