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

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Date:   Mon,  7 Mar 2022 22:36:04 +0200
From:   Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
To:     Nuno Sá <nuno.sa@...log.com>,
        Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
        linux-iio@...r.kernel.org, linux-kernel@...r.kernel.org
Cc:     Jonathan Cameron <jic23@...nel.org>,
        Lars-Peter Clausen <lars@...afoo.de>
Subject: [PATCH v5 1/3] iio: temperature: ltc2983: Don't hard code defined constants in messages

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>
---
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;
-- 
2.34.1