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SubjectRe: [PATCH] bus: sun50i-de2: Adjust printing error message
On Sun, 10 Oct 2021 09:18:12 +0200
Jernej Skrabec <jernej.skrabec@gmail.com> wrote:

> SRAM driver often returns -EPROBE_DEFER and thus this bus driver often
> prints error message, even if it probes successfully later. This is
> confusing for users and they often think that something is wrong.
>
> Use dev_err_probe() helper for printing error message. It handles
> -EPROBE_DEFER automatically.

Ah, many thanks for just fixing this, it was indeed confusing people.
And thanks for pointing to this useful helper!

Would this actually be a candidate for stable?

> Signed-off-by: Jernej Skrabec <jernej.skrabec@gmail.com>

Reviewed-by: Andre Przywara <andre.przywara@arm.com>

Cheers,
Andre

> ---
> drivers/bus/sun50i-de2.c | 7 +++----
> 1 file changed, 3 insertions(+), 4 deletions(-)
>
> diff --git a/drivers/bus/sun50i-de2.c b/drivers/bus/sun50i-de2.c
> index 672518741f86..414f29cdedf0 100644
> --- a/drivers/bus/sun50i-de2.c
> +++ b/drivers/bus/sun50i-de2.c
> @@ -15,10 +15,9 @@ static int sun50i_de2_bus_probe(struct platform_device *pdev)
> int ret;
>
> ret = sunxi_sram_claim(&pdev->dev);
> - if (ret) {
> - dev_err(&pdev->dev, "Error couldn't map SRAM to device\n");
> - return ret;
> - }
> + if (ret)
> + return dev_err_probe(&pdev->dev, ret,
> + "Couldn't map SRAM to device\n");
>
> of_platform_populate(np, NULL, NULL, &pdev->dev);
>

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