linux-kernel - Re: [PATCH v2] mtd: lpddr2_nvm: Fix possible null-ptr-deref

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Message-ID: <20221114093059.bbmefffkkcmygvye@pengutronix.de>
Date:   Mon, 14 Nov 2022 10:30:59 +0100
From:   Uwe Kleine-König <u.kleine-koenig@...gutronix.de>
To:     Hui Tang <tanghui20@...wei.com>
Cc:     miquel.raynal@...tlin.com, richard@....at, vigneshr@...com,
        linux-mtd@...ts.infradead.org, linux-kernel@...r.kernel.org,
        weiyongjun1@...wei.com, yusongping@...wei.com
Subject: Re: [PATCH v2] mtd: lpddr2_nvm: Fix possible null-ptr-deref

On Mon, Nov 14, 2022 at 05:02:40PM +0800, Hui Tang wrote:
> It will cause null-ptr-deref when resource_size(add_range) invoked,
> if platform_get_resource() returns NULL.
> 
> Fixes: 96ba9dd65788 ("mtd: lpddr: add driver for LPDDR2-NVM PCM memories")
> Signed-off-by: Hui Tang <tanghui20@...wei.com>

Acked-by: Uwe Kleine-König <u.kleine-koenig@...gutronix.de>

Thanks
Uwe

-- 
Pengutronix e.K.                           | Uwe Kleine-König            |
Industrial Linux Solutions                 | https://www.pengutronix.de/ |

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