linux-kernel - Re: [PATCH] net: sfp: fix memory leak in sfp

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Message-ID: <20220623121421.3bc054d2@kernel.org>
Date:   Thu, 23 Jun 2022 12:14:21 -0700
From:   Jakub Kicinski <kuba@...nel.org>
To:     Jianglei Nie <niejianglei2021@....com>
Cc:     linux@...linux.org.uk, andrew@...n.ch, hkallweit1@...il.com,
        davem@...emloft.net, edumazet@...gle.com, pabeni@...hat.com,
        netdev@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] net: sfp: fix memory leak in sfp_probe()

On Thu, 23 Jun 2022 15:09:14 +0800 Jianglei Nie wrote:
> sfp_probe() allocates a memory chunk from sfp with sfp_alloc(), when
> devm_add_action() fails, sfp is not freed, which leads to a memory leak.
> 
> We should free the sfp with sfp_cleanup() when devm_add_action() fails.

.. and please add a Fixes tag