linux-kernel - Re: [PATCH 1/2] mtd: pxa3xx

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Message-ID: <BANLkTikNC8F2TPY2TFHuHtU=-xhwef2ikw@mail.gmail.com>
Date:	Fri, 3 Jun 2011 15:02:07 +0200
From:	Daniel Mack <zonque@...il.com>
To:	Axel Lin <axel.lin@...il.com>
Cc:	linux-kernel@...r.kernel.org,
	Haojian Zhuang <haojian.zhuang@...vell.com>,
	Eric Miao <eric.y.miao@...il.com>,
	Artem Bityutskiy <Artem.Bityutskiy@...ia.com>,
	David Woodhouse <dwmw2@...radead.org>,
	linux-mtd@...ts.infradead.org, Lei Wen <adrian.wenl@...il.com>
Subject: Re: [PATCH 1/2] mtd: pxa3xx_nand: fix a memory leak

(Cc Lei Wen)

On Fri, Jun 3, 2011 at 7:14 AM, Axel Lin <axel.lin@...il.com> wrote:
> In pxa3xx_nand_remove, we should call nand_release instead of
> mtd_device_unregister to properly free bad block table memory
> and bad block descriptor memory.
>
> Signed-off-by: Axel Lin <axel.lin@...il.com>
> ---
>  drivers/mtd/nand/pxa3xx_nand.c |    2 +-
>  1 files changed, 1 insertions(+), 1 deletions(-)
>
> diff --git a/drivers/mtd/nand/pxa3xx_nand.c b/drivers/mtd/nand/pxa3xx_nand.c
> index 1fb3b3a..f7040ea 100644
> --- a/drivers/mtd/nand/pxa3xx_nand.c
> +++ b/drivers/mtd/nand/pxa3xx_nand.c
> @@ -1119,7 +1119,7 @@ static int pxa3xx_nand_remove(struct platform_device *pdev)
>        clk_put(info->clk);
>
>        if (mtd) {
> -               mtd_device_unregister(mtd);
> +               nand_release(mtd);
>                kfree(mtd);
>        }
>        return 0;
> --
> 1.7.4.1
>
>
>
> --
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