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Date: Mon, 20 Feb 2017 09:56:58 -0500 (EST)
Message-Id: <20170220.095658.2221033513472748245.davem@davemloft.net>
To: elena.reshetova@intel.com
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Subject: Re: [PATCH 3/4] sparc: convert mdesc_handle.refcnt from atomic_t
 to refcount_t
From: David Miller <davem@davemloft.net>
In-Reply-To: <1487588781-15123-4-git-send-email-elena.reshetova@intel.com>
References: <1487588781-15123-1-git-send-email-elena.reshetova@intel.com>
        <1487588781-15123-4-git-send-email-elena.reshetova@intel.com>
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From: Elena Reshetova <elena.reshetova@intel.com>
Date: Mon, 20 Feb 2017 13:06:20 +0200

> refcount_t type and corresponding API should be
> used instead of atomic_t when the variable is used as
> a reference counter. This allows to avoid accidental
> refcounter overflows that might lead to use-after-free
> situations.
> 
> Signed-off-by: Elena Reshetova <elena.reshetova@intel.com>
> Signed-off-by: Hans Liljestrand <ishkamiel@gmail.com>
> Signed-off-by: Kees Cook <keescook@chromium.org>
> Signed-off-by: David Windsor <dwindsor@gmail.com>

Acked-by: David S. Miller <davem@davemloft.net>