Using dev_err_probe instead of dev_err and return makes the errors
easier to understand by including the error name, and saves a little
code.
Signed-off-by: Aren Moynihan <a...@peacevolution.org>
---
Notes:
Added in v2
drivers/iio/light/stk3310.c | 47 ++++++++++++++++---------------------
1 file changed, 20 insertions(+), 27 deletions(-)
diff --git a/drivers/iio/light/stk3310.c b/drivers/iio/light/stk3310.c
index f02b4d20c282..968a2cc59d09 100644
--- a/drivers/iio/light/stk3310.c
+++ b/drivers/iio/light/stk3310.c
@@ -63,10 +63,10 @@
data->reg_##name = \
devm_regmap_field_alloc(&client->dev, regmap, \
stk3310_reg_field_##name); \
- if (IS_ERR(data->reg_##name)) { \
- dev_err(&client->dev, "reg field alloc failed.\n"); \
- return PTR_ERR(data->reg_##name); \
- } \
+ if (IS_ERR(data->reg_##name)) \
+ return dev_err_probe(&client->dev, \
+ PTR_ERR(data->reg_##name), \
+ "reg field alloc failed.\n"); \
} while (0)
static const struct reg_field stk3310_reg_field_state =
@@ -516,10 +516,8 @@ static int stk3310_init(struct iio_dev *indio_dev)
state = STK3310_STATE_EN_ALS | STK3310_STATE_EN_PS;
ret = stk3310_set_state(data, state);
- if (ret < 0) {
- dev_err(&client->dev, "failed to enable sensor");
- return ret;
- }
+ if (ret < 0)
+ return dev_err_probe(&client->dev, ret, "failed to enable
sensor\n");
ret = devm_add_action_or_reset(&client->dev, stk3310_set_state_disable,
data);
if (ret)
@@ -529,9 +527,10 @@ static int stk3310_init(struct iio_dev *indio_dev)
/* Enable PS interrupts */
ret = regmap_field_write(data->reg_int_ps, STK3310_PSINT_EN);
if (ret < 0)
- dev_err(&client->dev, "failed to enable interrupts!\n");
+ return dev_err_probe(&client->dev, ret,
+ "failed to enable interrupts!\n");
- return ret;
+ return 0;
}
static bool stk3310_is_volatile_reg(struct device *dev, unsigned int reg)
@@ -564,10 +563,10 @@ static int stk3310_regmap_init(struct stk3310_data *data)
client = data->client;
regmap = devm_regmap_init_i2c(client, &stk3310_regmap_config);
- if (IS_ERR(regmap)) {
- dev_err(&client->dev, "regmap initialization failed.\n");
- return PTR_ERR(regmap);
- }
+ if (IS_ERR(regmap))
+ return dev_err_probe(&client->dev, PTR_ERR(regmap),
+ "regmap initialization failed.\n");
+
data->regmap = regmap;
STK3310_REGFIELD(state);
@@ -656,10 +655,8 @@ static int stk3310_probe(struct i2c_client *client)
struct stk3310_data *data;
indio_dev = devm_iio_device_alloc(&client->dev, sizeof(*data));
- if (!indio_dev) {
- dev_err(&client->dev, "iio allocation failed!\n");
- return -ENOMEM;
- }
+ if (!indio_dev)
+ return dev_err_probe(&client->dev, -ENOMEM, "iio allocation
failed!\n");
data = iio_priv(indio_dev);
data->client = client;
@@ -708,18 +705,14 @@ static int stk3310_probe(struct i2c_client *client)
IRQF_TRIGGER_FALLING |
IRQF_ONESHOT,
STK3310_EVENT, indio_dev);
- if (ret < 0) {
- dev_err(&client->dev, "request irq %d failed\n",
- client->irq);
- return ret;
- }
+ if (ret < 0)
+ return dev_err_probe(&client->dev, ret, "request irq %d
failed\n",
+ client->irq);
}
ret = devm_iio_device_register(&client->dev, indio_dev);
- if (ret < 0) {
- dev_err(&client->dev, "device_register failed\n");
- return ret;
- }
+ if (ret < 0)
+ return dev_err_probe(&client->dev, ret, "device_register
failed\n");
return 0;
}
--
2.47.0
