Re: [PATCH 4/9] i2c: cadence: Simplify with dev_err_probe()

From: Michal Simek <monstr@monstr.eu>
To: Krzysztof Kozlowski <krzk@kernel.org>
Cc: Nicolas Saenz Julienne <nsaenzjulienne@suse.de>,
	Florian Fainelli <f.fainelli@gmail.com>,
	Ray Jui <rjui@broadcom.com>,
	Scott Branden <sbranden@broadcom.com>,
	bcm-kernel-feedback-list@broadcom.com,
	Sekhar Nori <nsekhar@ti.com>,
	Bartosz Golaszewski <bgolaszewski@baylibre.com>,
	Oleksij Rempel <linux@rempel-privat.de>,
	Pengutronix Kernel Team <kernel@pengutronix.de>,
	Shawn Guo <shawnguo@kernel.org>,
	Sascha Hauer <s.hauer@pengutronix.de>,
	Fabio Estevam <festevam@gmail.com>,
	NXP Linux Team <linux-imx@nxp.com>,
	Heiko Stuebner <heiko@sntech.de>,
	Pierre-Yves MORDRET <pierre-yves.mordret@st.com>,
	Maxime Coquelin <mcoquelin.stm32@gmail.com>,
	Alexandre Torgue <alexandre.torgue@st.com>,
	Peter Rosin <peda@axentia.se>, Wolfram Sang <wsa@kernel.org>,
	linux-i2c@vger.kernel.org, linux-rpi-kernel@lists.infradead.org,
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Subject: Re: [PATCH 4/9] i2c: cadence: Simplify with dev_err_probe()
Date: Wed, 23 Jun 2021 10:59:50 +0200	[thread overview]
Message-ID: <CAHTX3dLT5FoOZ0Hi9UArYCoxy4b69r6cHLiLPo25DGX2_1B-xA@mail.gmail.com> (raw)
In-Reply-To: <20200902150643.14839-4-krzk@kernel.org>

st 2. 9. 2020 v 17:10 odesílatel Krzysztof Kozlowski <krzk@kernel.org> napsal:
>
> Common pattern of handling deferred probe can be simplified with
> dev_err_probe().  Less code and the error value gets printed.
>
> Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
> ---
>  drivers/i2c/busses/i2c-cadence.c | 9 ++++-----
>  1 file changed, 4 insertions(+), 5 deletions(-)
>
> diff --git a/drivers/i2c/busses/i2c-cadence.c b/drivers/i2c/busses/i2c-cadence.c
> index e4b7f2a951ad..eefde554c50c 100644
> --- a/drivers/i2c/busses/i2c-cadence.c
> +++ b/drivers/i2c/busses/i2c-cadence.c
> @@ -1214,11 +1214,10 @@ static int cdns_i2c_probe(struct platform_device *pdev)
>                  "Cadence I2C at %08lx", (unsigned long)r_mem->start);
>
>         id->clk = devm_clk_get(&pdev->dev, NULL);
> -       if (IS_ERR(id->clk)) {
> -               if (PTR_ERR(id->clk) != -EPROBE_DEFER)
> -                       dev_err(&pdev->dev, "input clock not found.\n");
> -               return PTR_ERR(id->clk);
> -       }
> +       if (IS_ERR(id->clk))
> +               return dev_err_probe(&pdev->dev, PTR_ERR(id->clk),
> +                                    "input clock not found.\n");
> +
>         ret = clk_prepare_enable(id->clk);
>         if (ret)
>                 dev_err(&pdev->dev, "Unable to enable clock.\n");
> --
> 2.17.1
>
>
> _______________________________________________
> linux-arm-kernel mailing list
> linux-arm-kernel@lists.infradead.org
> http://lists.infradead.org/mailman/listinfo/linux-arm-kernel

Also this one is pending but still possible to apply without any conflict.

Acked-by: Michal Simek <michal.simek@xilinx.com>

Thanks,
Michal

-- 
Michal Simek, Ing. (M.Eng), OpenPGP -> KeyID: FE3D1F91
w: www.monstr.eu p: +42-0-721842854
Maintainer of Linux kernel - Xilinx Microblaze
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