Re: [PATCH 1/3] watchdog: imxwd: Add error messages for some failure points in .probe()

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Hello Uwe,

On 27.06.22 12:33, Uwe Kleine-König wrote:
> Signed-off-by: Uwe Kleine-König <u.kleine-koenig@xxxxxxxxxxxxxx>
> ---
>  drivers/watchdog/imxwd.c | 14 ++++++++++----
>  1 file changed, 10 insertions(+), 4 deletions(-)
> 
> diff --git a/drivers/watchdog/imxwd.c b/drivers/watchdog/imxwd.c
> index 31ea388c2cf2..3e596b55f8f7 100644
> --- a/drivers/watchdog/imxwd.c
> +++ b/drivers/watchdog/imxwd.c
> @@ -245,12 +245,16 @@ static int imx_wd_probe(struct device_d *dev)
>  	}
>  
>  	clk = clk_get(dev, NULL);
> -	if (IS_ERR(clk))
> +	if (IS_ERR(clk)) {
> +		dev_err(dev, "Failed to get clk: %d\n", PTR_ERR(clk));

Can you use dev_err_probe instead? Same for the messages below.

>  		return PTR_ERR(clk);
> +	}
>  
>  	ret = clk_enable(clk);
> -	if (ret)
> +	if (ret) {
> +		dev_err(dev, "Failed to enable clk: %d\n", ret);
>  		return ret;
> +	}
>  
>  	priv->base = IOMEM(iores->start);
>  	priv->ops = ops;
> @@ -272,14 +276,16 @@ static int imx_wd_probe(struct device_d *dev)
>  		}
>  
>  		ret = watchdog_register(&priv->wd);
> -		if (ret)
> +		if (ret) {
> +			dev_err(dev, "Failed to register watchdog device: %d\n", ret);
>  			goto on_error;
> +		}
>  	}
>  
>  	if (priv->ops->init) {
>  		ret = priv->ops->init(priv);
>  		if (ret) {
> -			dev_err(dev, "Failed to init watchdog device %d\n", ret);
> +			dev_err(dev, "Failed to init watchdog device: %d\n", ret);
>  			goto error_unregister;
>  		}
>  	}
> 
> base-commit: 512d036587a38c57a30cc63ce48c19c895b9d729


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