| Message ID | 20210927082608.859-8-caihuoqing@baidu.com (mailing list archive) |
|---|---|
| State | New, archived |
| Headers | show |
| Series | [1/8] iio: dac: ad8801: Make use of the helper function dev_err_probe() | expand |
diff --git a/drivers/iio/dac/ti-dac7311.c b/drivers/iio/dac/ti-dac7311.c index 9d0b253be841..09218c3029f0 100644 --- a/drivers/iio/dac/ti-dac7311.c +++ b/drivers/iio/dac/ti-dac7311.c @@ -266,10 +266,9 @@ static int ti_dac_probe(struct spi_device *spi) ti_dac->resolution = spec->resolution; ti_dac->vref = devm_regulator_get(dev, "vref"); - if (IS_ERR(ti_dac->vref)) { - dev_err(dev, "error to get regulator\n"); - return PTR_ERR(ti_dac->vref); - } + if (IS_ERR(ti_dac->vref)) + return dev_err_probe(dev, PTR_ERR(ti_dac->vref), + "error to get regulator\n"); ret = regulator_enable(ti_dac->vref); if (ret < 0) {
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@baidu.com> --- drivers/iio/dac/ti-dac7311.c | 7 +++---- 1 file changed, 3 insertions(+), 4 deletions(-)