[PATCH] iio: amplifiers: ad8366: add the missed check for devm_gpiod_get

From: Chuhong Yuan
Date: Wed May 27 2020 - 11:06:04 EST


ad8366_probe() forgets to check the return value of devm_gpiod_get().
Add the missed check to fix it.

Signed-off-by: Chuhong Yuan <hslester96@xxxxxxxxx>
---
drivers/iio/amplifiers/ad8366.c | 4 ++++
1 file changed, 4 insertions(+)

diff --git a/drivers/iio/amplifiers/ad8366.c b/drivers/iio/amplifiers/ad8366.c
index 62167b87caea..b996823c8d51 100644
--- a/drivers/iio/amplifiers/ad8366.c
+++ b/drivers/iio/amplifiers/ad8366.c
@@ -264,6 +264,10 @@ static int ad8366_probe(struct spi_device *spi)
case ID_HMC1119:
st->reset_gpio = devm_gpiod_get(&spi->dev, "reset",
GPIOD_OUT_HIGH);
+ if (IS_ERR(st->reset_gpio)) {
+ ret = PTR_ERR(st->reset_gpio);
+ goto error_disable_reg;
+ }
indio_dev->channels = ada4961_channels;
indio_dev->num_channels = ARRAY_SIZE(ada4961_channels);
break;
--
2.26.2