In case of errors in write/read config, st->vref is left undisabled.
Found by Linux Driver Verification project (linuxtesting.org).
Signed-off-by: Alexey Khoroshilov <khoroshilov@xxxxxxxxx>
Fixes: 0f7ddcc1bff1 ("iio:adc:ad799x: Write default config on probe and reset alert status on probe")
---
drivers/iio/adc/ad799x.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/iio/adc/ad799x.c b/drivers/iio/adc/ad799x.c
index e1da67d5ee22..9e61720db7ea 100644
--- a/drivers/iio/adc/ad799x.c
+++ b/drivers/iio/adc/ad799x.c
@@ -814,10 +814,10 @@ static int ad799x_probe(struct i2c_client *client,
ret = ad799x_write_config(st, st->chip_config->default_config);
if (ret < 0)
- goto error_disable_reg;
+ goto error_disable_vref;
ret = ad799x_read_config(st);
if (ret < 0)
- goto error_disable_reg;
+ goto error_disable_vref;
st->config = ret;
ret = iio_triggered_buffer_setup(indio_dev, NULL,
--
2.7.4
--
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