netdev - Re: [PATCH 1/2] cxgb4: smt: Add lock for atomic_dec_and

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Date:   Thu, 08 Aug 2019 18:12:33 -0700 (PDT)
From:   David Miller <davem@...emloft.net>
To:     hslester96@...il.com
Cc:     vishal@...lsio.com, netdev@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH 1/2] cxgb4: smt: Add lock for atomic_dec_and_test

From: Chuhong Yuan <hslester96@...il.com>
Date: Tue,  6 Aug 2019 10:58:46 +0800

> The atomic_dec_and_test() is not safe because it is
> outside of locks.
> Move the locks of t4_smte_free() to its caller,
> cxgb4_smt_release() to protect the atomic decrement.
> 
> Fixes: 3bdb376e6944 ("cxgb4: introduce SMT ops to prepare for SMAC rewrite support")
> Signed-off-by: Chuhong Yuan <hslester96@...il.com>

Applied.