linux-kernel - Re: [PATCH v6 02/57] bus: sunxi-rsb: Remove dev_err() usage after platform_get

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Date:   Mon, 5 Aug 2019 11:35:05 +0800
From:   Chen-Yu Tsai <wens@...e.org>
To:     Stephen Boyd <swboyd@...omium.org>
Cc:     linux-kernel <linux-kernel@...r.kernel.org>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Maxime Ripard <maxime.ripard@...tlin.com>
Subject: Re: [PATCH v6 02/57] bus: sunxi-rsb: Remove dev_err() usage after platform_get_irq()

Hi,

On Wed, Jul 31, 2019 at 2:16 AM Stephen Boyd <swboyd@...omium.org> wrote:
>
> We don't need dev_err() messages when platform_get_irq() fails now that
> platform_get_irq() prints an error message itself when something goes
> wrong. Let's remove these prints with a simple semantic patch.
>
> // <smpl>
> @@
> expression ret;
> struct platform_device *E;
> @@
>
> ret =
> (
> platform_get_irq(E, ...)
> |
> platform_get_irq_byname(E, ...)
> );
>
> if ( \( ret < 0 \| ret <= 0 \) )
> {
> (
> -if (ret != -EPROBE_DEFER)
> -{ ...
> -dev_err(...);
> -... }
> |
> ...
> -dev_err(...);
> )
> ...
> }
> // </smpl>
>
> While we're here, remove braces on if statements that only have one
> statement (manually).
>
> Cc: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
> Cc: Maxime Ripard <maxime.ripard@...tlin.com>
> Cc: Chen-Yu Tsai <wens@...e.org>
> Signed-off-by: Stephen Boyd <swboyd@...omium.org>
> ---
>
> Please apply directly to subsystem trees

I didn't follow this series. Is this for -fixes or -next?

Thanks.

>  drivers/bus/sunxi-rsb.c | 4 +---
>  1 file changed, 1 insertion(+), 3 deletions(-)
>
> diff --git a/drivers/bus/sunxi-rsb.c b/drivers/bus/sunxi-rsb.c
> index 1b76d9585902..be79d6c6a4e4 100644
> --- a/drivers/bus/sunxi-rsb.c
> +++ b/drivers/bus/sunxi-rsb.c
> @@ -651,10 +651,8 @@ static int sunxi_rsb_probe(struct platform_device *pdev)
>                 return PTR_ERR(rsb->regs);
>
>         irq = platform_get_irq(pdev, 0);
> -       if (irq < 0) {
> -               dev_err(dev, "failed to retrieve irq: %d\n", irq);
> +       if (irq < 0)
>                 return irq;
> -       }
>
>         rsb->clk = devm_clk_get(dev, NULL);
>         if (IS_ERR(rsb->clk)) {
> --
> Sent by a computer through tubes
>