| Message ID | 20210927083639.1020-1-caihuoqing@baidu.com (mailing list archive) |
|---|---|
| State | Superseded |
| Headers | show |
| Series | [1/2] iio: health: afe4403: Make use of the helper function dev_err_probe() | expand |
diff --git a/drivers/iio/health/afe4403.c b/drivers/iio/health/afe4403.c index d4921385aaf7..3a8cfb669b25 100644 --- a/drivers/iio/health/afe4403.c +++ b/drivers/iio/health/afe4403.c @@ -487,10 +487,11 @@ static int afe4403_probe(struct spi_device *spi) } afe->regulator = devm_regulator_get(afe->dev, "tx_sup"); - if (IS_ERR(afe->regulator)) { - dev_err(afe->dev, "Unable to get regulator\n"); - return PTR_ERR(afe->regulator); - } + if (IS_ERR(afe->regulator)) + return dev_err_probe(afe->dev, + PTR_ERR(afe->regulator), + "Unable to get regulator\n"); + ret = regulator_enable(afe->regulator); if (ret) { dev_err(afe->dev, "Unable to enable regulator\n");
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/health/afe4403.c | 9 +++++---- 1 file changed, 5 insertions(+), 4 deletions(-)