linux-kernel - Re: [PATCH v2] workqueue: Fix double kfree for rescuer

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Message-ID: <e7d637d0-06e2-25e3-9af7-8c4668f9172f@web.de>
Date:   Mon, 25 May 2020 11:55:05 +0200
From:   Markus Elfring <Markus.Elfring@....de>
To:     Zhang Qiang <qiang.zhang@...driver.com>, Tejun Heo <tj@...nel.org>,
        Lai Jiangshan <jiangshanlai@...il.com>
Cc:     linux-kernel@...r.kernel.org, kernel-janitors@...r.kernel.org
Subject: Re: [PATCH v2] workqueue: Fix double kfree for rescuer

> * The function call “destroy_workqueue” can be performed there in an if branch
>   after the statement “wq->rescuer = NULL” was executed.

Another correction:
* The function call “kfree(rescuer)” can be performed there in an if branch
  after the statement “wq->rescuer = NULL” was executed.

Regards,
Markus