linux-kernel - Re: [PATCH] block: fix memory leak in disk_register_independent_access

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Date:   Fri, 21 Jan 2022 10:48:02 -0700
From:   Jens Axboe <axboe@...nel.dk>
To:     Hannes Reinecke <hare@...e.de>, linux-kernel@...r.kernel.org,
        Miaoqian Lin <linmq006@...il.com>, linux-block@...r.kernel.org,
        Damien Le Moal <damien.lemoal@....com>,
        "Martin K. Petersen" <martin.petersen@...cle.com>,
        Keith Busch <kbusch@...nel.org>
Subject: Re: [PATCH] block: fix memory leak in disk_register_independent_access_ranges

On Thu, 20 Jan 2022 10:10:25 +0000, Miaoqian Lin wrote:
> kobject_init_and_add() takes reference even when it fails.
> According to the doc of kobject_init_and_add()
> 
>    If this function returns an error, kobject_put() must be called to
>    properly clean up the memory associated with the object.
> 
> Fix this issue by adding kobject_put().
> Callback function blk_ia_ranges_sysfs_release() in kobject_put()
> can handle the pointer "iars" properly.
> 
> [...]

Applied, thanks!

[1/1] block: fix memory leak in disk_register_independent_access_ranges
      commit: c321e650a45c4228cce1107680ac74e06f014906

Best regards,
-- 
Jens Axboe