From: Sachin Kamat <sachin.kamat@linaro.org>
To: linux-iio@vger.kernel.org
Cc: jic23@cam.ac.uk, jic23@kernel.org, sachin.kamat@linaro.org,
Lars-Peter Clausen <lars@metafoo.de>
Subject: [PATCH 4/4] iio: adc: ad7266: Use devm_* APIs
Date: Tue, 23 Jul 2013 12:20:10 +0530 [thread overview]
Message-ID: <1374562210-29171-1-git-send-email-sachin.kamat@linaro.org> (raw)
devm_* APIs are device managed and make code simpler.
Signed-off-by: Sachin Kamat <sachin.kamat@linaro.org>
Cc: Lars-Peter Clausen <lars@metafoo.de>
---
drivers/iio/adc/ad7266.c | 16 ++++------------
1 file changed, 4 insertions(+), 12 deletions(-)
diff --git a/drivers/iio/adc/ad7266.c b/drivers/iio/adc/ad7266.c
index c2744a7..371731d 100644
--- a/drivers/iio/adc/ad7266.c
+++ b/drivers/iio/adc/ad7266.c
@@ -399,17 +399,17 @@ static int ad7266_probe(struct spi_device *spi)
unsigned int i;
int ret;
- indio_dev = iio_device_alloc(sizeof(*st));
+ indio_dev = devm_iio_device_alloc(&spi->dev, sizeof(*st));
if (indio_dev == NULL)
return -ENOMEM;
st = iio_priv(indio_dev);
- st->reg = regulator_get(&spi->dev, "vref");
+ st->reg = devm_regulator_get(&spi->dev, "vref");
if (!IS_ERR_OR_NULL(st->reg)) {
ret = regulator_enable(st->reg);
if (ret)
- goto error_put_reg;
+ return ret;
ret = regulator_get_voltage(st->reg);
if (ret < 0)
@@ -489,11 +489,6 @@ error_free_gpios:
error_disable_reg:
if (!IS_ERR_OR_NULL(st->reg))
regulator_disable(st->reg);
-error_put_reg:
- if (!IS_ERR_OR_NULL(st->reg))
- regulator_put(st->reg);
-
- iio_device_free(indio_dev);
return ret;
}
@@ -507,11 +502,8 @@ static int ad7266_remove(struct spi_device *spi)
iio_triggered_buffer_cleanup(indio_dev);
if (!st->fixed_addr)
gpio_free_array(st->gpios, ARRAY_SIZE(st->gpios));
- if (!IS_ERR_OR_NULL(st->reg)) {
+ if (!IS_ERR_OR_NULL(st->reg))
regulator_disable(st->reg);
- regulator_put(st->reg);
- }
- iio_device_free(indio_dev);
return 0;
}
--
1.7.9.5
next reply other threads:[~2013-07-23 6:50 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-07-23 6:50 Sachin Kamat [this message]
2013-07-24 8:05 ` [PATCH 4/4] iio: adc: ad7266: Use devm_* APIs Lars-Peter Clausen
2013-07-27 10:59 ` Jonathan Cameron
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