linux-kernel - Re: [PATCH 3/6] spi: spi-rpc-if: Check return value of rpcif_sw

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Message-ID: <YVW+pLtnipm0/q9o@shikoro>
Date:   Thu, 30 Sep 2021 15:41:56 +0200
From:   Wolfram Sang <wsa+renesas@...g-engineering.com>
To:     Lad Prabhakar <prabhakar.mahadev-lad.rj@...renesas.com>
Cc:     Krzysztof Kozlowski <krzysztof.kozlowski@...onical.com>,
        Rob Herring <robh+dt@...nel.org>,
        Geert Uytterhoeven <geert+renesas@...der.be>,
        Vignesh Raghavendra <vigneshr@...com>,
        Miquel Raynal <miquel.raynal@...tlin.com>,
        Richard Weinberger <richard@....at>,
        Mark Brown <broonie@...nel.org>,
        Philipp Zabel <p.zabel@...gutronix.de>,
        Sergei Shtylyov <sergei.shtylyov@...il.com>,
        devicetree@...r.kernel.org, linux-mtd@...ts.infradead.org,
        linux-spi@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-renesas-soc@...r.kernel.org,
        Prabhakar <prabhakar.csengg@...il.com>,
        Biju Das <biju.das.jz@...renesas.com>
Subject: Re: [PATCH 3/6] spi: spi-rpc-if: Check return value of
 rpcif_sw_init()

On Tue, Sep 28, 2021 at 03:07:18PM +0100, Lad Prabhakar wrote:
> rpcif_sw_init() can fail so make sure we check the return value
> of it and on error exit rpcif_spi_probe() callback with error code.
> 
> Fixes: eb8d6d464a27 ("spi: add Renesas RPC-IF driver")
> Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@...renesas.com>
> Reviewed-by: Biju Das <biju.das.jz@...renesas.com>

If it fails, we should really bail out.

Reviewed-by: Wolfram Sang <wsa+renesas@...g-engineering.com>


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