[PATCH v2 2/4] iio: light: cm36651: Make use of the helper function dev_err_probe()

From: Cai Huoqing
Date: Mon Sep 27 2021 - 21:42:28 EST


When possible use dev_err_probe help to properly deal with the
PROBE_DEFER error, the benefit is that DEFER issue will be logged
in the devices_deferred debugfs file.
Using dev_err_probe() can reduce code size, and the error value
gets printed.

Signed-off-by: Cai Huoqing <caihuoqing@xxxxxxxxx>
---
v1->v2: Remove the separate line of PTR_ERR().

drivers/iio/light/cm36651.c | 7 +++----
1 file changed, 3 insertions(+), 4 deletions(-)

diff --git a/drivers/iio/light/cm36651.c b/drivers/iio/light/cm36651.c
index fd83a19929bc..c7cc4b0fe8b2 100644
--- a/drivers/iio/light/cm36651.c
+++ b/drivers/iio/light/cm36651.c
@@ -632,10 +632,9 @@ static int cm36651_probe(struct i2c_client *client,
cm36651 = iio_priv(indio_dev);

cm36651->vled_reg = devm_regulator_get(&client->dev, "vled");
- if (IS_ERR(cm36651->vled_reg)) {
- dev_err(&client->dev, "get regulator vled failed\n");
- return PTR_ERR(cm36651->vled_reg);
- }
+ if (IS_ERR(cm36651->vled_reg))
+ return dev_err_probe(&client->dev, PTR_ERR(cm36651->vled_reg),
+ "get regulator vled failed\n");

ret = regulator_enable(cm36651->vled_reg);
if (ret) {
--
2.25.1