linux-kernel - Re: [PATCH] blkcg:Fix memory leaks in blkg_conf

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Message-ID: <20200526172340.GD83516@mtj.thefacebook.com>
Date:   Tue, 26 May 2020 13:23:40 -0400
From:   Tejun Heo <tj@...nel.org>
To:     Wu Bo <wubo40@...wei.com>
Cc:     axboe@...nel.dk, cgroups@...r.kernel.org,
        linux-block@...r.kernel.org, Markus.Elfring@....de,
        linux-kernel@...r.kernel.org, liuzhiqiang26@...wei.com,
        linfeilong@...wei.com
Subject: Re: [PATCH] blkcg:Fix memory leaks in blkg_conf_prep()

On Mon, May 18, 2020 at 08:36:06PM +0800, Wu Bo wrote:
> From: Wu Bo <wubo40@...wei.com>
> 
> If a call of the function blkg_lookup_check() failed,
> we should be release the previously allocated block group 
> before jumping to the lable 'fail_unlock' in the implementation of 
> the function blkg_conf_prep().
> 
> Suggested-by: Markus Elfring <Markus.Elfring@....de>
> Signed-off-by: Wu Bo <wubo40@...wei.com>

Acked-by: Tejun Heo <tj@...nel.org>

Thanks.

-- 
tejun