Re: [PATCH 2/9] i2c: xiic: Simplify with dev_err_probe()

[Michal Simek]

st 2. 9. 2020 v 17:10 odesílatel Krzysztof Kozlowski <krzk@xxxxxxxxxx> 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@xxxxxxxxxx>
> ---
>  drivers/i2c/busses/i2c-xiic.c | 9 ++++-----
>  1 file changed, 4 insertions(+), 5 deletions(-)
>
> diff --git a/drivers/i2c/busses/i2c-xiic.c b/drivers/i2c/busses/i2c-xiic.c
> index 90c1c362394d..a97438f35c5d 100644
> --- a/drivers/i2c/busses/i2c-xiic.c
> +++ b/drivers/i2c/busses/i2c-xiic.c
> @@ -787,11 +787,10 @@ static int xiic_i2c_probe(struct platform_device *pdev)
>         init_waitqueue_head(&i2c->wait);
>
>         i2c->clk = devm_clk_get(&pdev->dev, NULL);
> -       if (IS_ERR(i2c->clk)) {
> -               if (PTR_ERR(i2c->clk) != -EPROBE_DEFER)
> -                       dev_err(&pdev->dev, "input clock not found.\n");
> -               return PTR_ERR(i2c->clk);
> -       }
> +       if (IS_ERR(i2c->clk))
> +               return dev_err_probe(&pdev->dev, PTR_ERR(i2c->clk),
> +                                    "input clock not found.\n");
> +
>         ret = clk_prepare_enable(i2c->clk);
>         if (ret) {
>                 dev_err(&pdev->dev, "Unable to enable clock.\n");
> --
> 2.17.1
>
>
> _______________________________________________
> linux-arm-kernel mailing list
> linux-arm-kernel@xxxxxxxxxxxxxxxxxxx
> http://lists.infradead.org/mailman/listinfo/linux-arm-kernel

I see that this didn't go through.
Acked-by: Michal Simek <michal.simek@xxxxxxxxxx>

Wolfram: Can you please apply?

Thanks,
Michal


-- 
Michal Simek, Ing. (M.Eng), OpenPGP -> KeyID: FE3D1F91
w: www.monstr.eu p: +42-0-721842854
Maintainer of Linux kernel - Xilinx Microblaze
Maintainer of Linux kernel - Xilinx Zynq ARM and ZynqMP ARM64 SoCs
U-Boot custodian - Xilinx Microblaze/Zynq/ZynqMP/Versal SoCs