staging: iio: adc: ad7192: Report error directly in ad7192_setup

This patch removes the goto out statement and uninformative
print message. This improves readability.

Signed-off-by: Mircea Caprioru <mircea.caprioru@analog.com>
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
This commit is contained in:
Mircea Caprioru 2019-03-15 13:14:25 +02:00 committed by Jonathan Cameron
parent 3ad7a939c9
commit 753a9870e0

View File

@ -260,13 +260,13 @@ static int ad7192_setup(struct ad7192_state *st,
/* reset the serial interface */
ret = ad_sd_reset(&st->sd, 48);
if (ret < 0)
goto out;
return ret;
usleep_range(500, 1000); /* Wait for at least 500us */
/* write/read test for device presence */
ret = ad_sd_read_reg(&st->sd, AD7192_REG_ID, 1, &id);
if (ret)
goto out;
return ret;
id &= AD7192_ID_MASK;
@ -314,15 +314,15 @@ static int ad7192_setup(struct ad7192_state *st,
ret = ad_sd_write_reg(&st->sd, AD7192_REG_MODE, 3, st->mode);
if (ret)
goto out;
return ret;
ret = ad_sd_write_reg(&st->sd, AD7192_REG_CONF, 3, st->conf);
if (ret)
goto out;
return ret;
ret = ad7192_calibrate_all(st);
if (ret)
goto out;
return ret;
/* Populate available ADC input ranges */
for (i = 0; i < ARRAY_SIZE(st->scale_avail); i++) {
@ -336,9 +336,6 @@ static int ad7192_setup(struct ad7192_state *st,
}
return 0;
out:
dev_err(&st->sd.spi->dev, "setup failed\n");
return ret;
}
static ssize_t