iio: magnetometer: ak8974: Simplify with dev_err_probe()

Common pattern of handling deferred probe can be simplified with
dev_err_probe().  Less code and also it prints the error value.

Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
Link: https://lore.kernel.org/r/20200829064726.26268-16-krzk@kernel.org
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
This commit is contained in:
Krzysztof Kozlowski 2020-08-29 08:47:24 +02:00 committed by Jonathan Cameron
parent eb17f3ed86
commit 5d2180ce14

View File

@ -843,15 +843,8 @@ static int ak8974_probe(struct i2c_client *i2c,
ret = devm_regulator_bulk_get(&i2c->dev,
ARRAY_SIZE(ak8974->regs),
ak8974->regs);
if (ret < 0) {
if (ret != -EPROBE_DEFER)
dev_err(&i2c->dev, "cannot get regulators: %d\n", ret);
else
dev_dbg(&i2c->dev,
"regulators unavailable, deferring probe\n");
return ret;
}
if (ret < 0)
return dev_err_probe(&i2c->dev, ret, "cannot get regulators\n");
ret = regulator_bulk_enable(ARRAY_SIZE(ak8974->regs), ak8974->regs);
if (ret < 0) {