linux-kernel - Re: [PATCH v3 1/5] mtd: rawnand: denali_dt: error out if platform has no associated data

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Date:   Tue, 14 Jan 2020 18:06:52 +0100
From:   Miquel Raynal <miquel.raynal@...tlin.com>
To:     Masahiro Yamada <yamada.masahiro@...ionext.com>,
        linux-mtd@...ts.infradead.org
Cc:     Miquel Raynal <miquel.raynal@...tlin.com>,
        Marek Vasut <marex@...x.de>,
        Vignesh Raghavendra <vigneshr@...com>,
        Richard Weinberger <richard@....at>,
        linux-kernel@...r.kernel.org,
        Ley Foon Tan <ley.foon.tan@...el.com>,
        Dinh Nguyen <dinguyen@...nel.org>
Subject: Re: [PATCH v3 1/5] mtd: rawnand: denali_dt: error out if platform has no associated data

On Fri, 2019-12-20 at 11:31:51 UTC, Masahiro Yamada wrote:
> denali->ecc_caps is a mandatory parameter. If it were left unset,
> nand_ecc_choose_conf() would end up with NULL pointer access.
> 
> So, every compatible must be associated with proper denali_dt_data.
> If of_device_get_match_data() returns NULL, let it fail immediately.
> 
> Signed-off-by: Masahiro Yamada <yamada.masahiro@...ionext.com>

Applied to https://git.kernel.org/pub/scm/linux/kernel/git/mtd/linux.git nand/next, thanks.

Miquel