linux-kernel - Re: [PATCH v5 1/3] iio: temperature: ltc2983: Don't hard code defined constants in messages

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Date:   Sun, 20 Mar 2022 15:55:31 +0000
From:   Jonathan Cameron <jic23@...nel.org>
To:     Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
Cc:     Nuno Sá <nuno.sa@...log.com>,
        linux-iio@...r.kernel.org, linux-kernel@...r.kernel.org,
        Lars-Peter Clausen <lars@...afoo.de>
Subject: Re: [PATCH v5 1/3] iio: temperature: ltc2983: Don't hard code
 defined constants in messages

On Mon,  7 Mar 2022 22:36:04 +0200
Andy Shevchenko <andriy.shevchenko@...ux.intel.com> wrote:

> In a couple of messages the constants, which have their definitions,
> are hard coded into the message text. Unhardcode them.
> 
> While at it, add a trailing \n where it's currently missing.
> 
> Signed-off-by: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
> Reviewed-by: Nuno Sá <nuno.sa@...log.com>
Series applied to the togreg branch of iio.git, but that will be rebased
so for now this will only be visible in the testing branch intended to
let 0-day poke at it.

Thanks,

Jonathan

> ---
> v5: no changes
> v4: no changes
> v3: added \n, used %u (Joe)
>  drivers/iio/temperature/ltc2983.c | 8 ++++----
>  1 file changed, 4 insertions(+), 4 deletions(-)
> 
> diff --git a/drivers/iio/temperature/ltc2983.c b/drivers/iio/temperature/ltc2983.c
> index 301c3f13fb26..94d6dd4db47a 100644
> --- a/drivers/iio/temperature/ltc2983.c
> +++ b/drivers/iio/temperature/ltc2983.c
> @@ -409,8 +409,8 @@ static struct ltc2983_custom_sensor *__ltc2983_custom_sensor_new(
>  	new_custom->size = n_entries * n_size;
>  	/* check Steinhart size */
>  	if (is_steinhart && new_custom->size != LTC2983_CUSTOM_STEINHART_SIZE) {
> -		dev_err(dev, "Steinhart sensors size(%zu) must be 24",
> -							new_custom->size);
> +		dev_err(dev, "Steinhart sensors size(%zu) must be %u\n", new_custom->size,
> +			LTC2983_CUSTOM_STEINHART_SIZE);
>  		return ERR_PTR(-EINVAL);
>  	}
>  	/* Check space on the table. */
> @@ -1299,8 +1299,8 @@ static int ltc2983_parse_dt(struct ltc2983_data *st)
>  		if (sensor.chan < LTC2983_MIN_CHANNELS_NR ||
>  		    sensor.chan > LTC2983_MAX_CHANNELS_NR) {
>  			ret = -EINVAL;
> -			dev_err(dev,
> -				"chan:%d must be from 1 to 20\n", sensor.chan);
> +			dev_err(dev, "chan:%d must be from %u to %u\n", sensor.chan,
> +				LTC2983_MIN_CHANNELS_NR, LTC2983_MAX_CHANNELS_NR);
>  			goto put_child;
>  		} else if (channel_avail_mask & BIT(sensor.chan)) {
>  			ret = -EINVAL;