Re: [PATCH v6 14/57] fpga: Remove dev_err() usage after platform_get_irq()

From: Moritz Fischer
Date: Sat Aug 31 2019 - 16:55:39 EST


On Tue, Jul 30, 2019 at 11:15:14AM -0700, Stephen Boyd 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: Moritz Fischer <mdf@xxxxxxxxxx>
> Cc: linux-fpga@xxxxxxxxxxxxxxx
> Cc: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
> Signed-off-by: Stephen Boyd <swboyd@xxxxxxxxxxxx>
> ---
>
> Please apply directly to subsystem trees
>
> drivers/fpga/zynq-fpga.c | 4 +---
> 1 file changed, 1 insertion(+), 3 deletions(-)
>
> diff --git a/drivers/fpga/zynq-fpga.c b/drivers/fpga/zynq-fpga.c
> index 31ef38e38537..ee7765049607 100644
> --- a/drivers/fpga/zynq-fpga.c
> +++ b/drivers/fpga/zynq-fpga.c
> @@ -578,10 +578,8 @@ static int zynq_fpga_probe(struct platform_device *pdev)
> init_completion(&priv->dma_done);
>
> priv->irq = platform_get_irq(pdev, 0);
> - if (priv->irq < 0) {
> - dev_err(dev, "No IRQ available\n");
> + if (priv->irq < 0)
> return priv->irq;
> - }
>
> priv->clk = devm_clk_get(dev, "ref_clk");
> if (IS_ERR(priv->clk)) {
> --
> Sent by a computer through tubes
>
Applied to for-next. If all goes well I'll queue it for next PR.