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Subject[PATCH] iio: adc: at91-sama5d2 adc: use sysfs emit() to instead of scnprintf()
From: ye xingchen <ye.xingchen@zte.com.cn>

Replace the open-code with sysfs_emit() to simplify the code.

Signed-off-by: ye xingchen <ye.xingchen@zte.com.cn>
---
drivers/iio/adc/at91-sama5d2_adc.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/iio/adc/at91-sama5d2_adc.c b/drivers/iio/adc/at91-sama5d2_adc.c
index ed4f8501bda8..50d02e5fc6fc 100644
--- a/drivers/iio/adc/at91-sama5d2_adc.c
+++ b/drivers/iio/adc/at91-sama5d2_adc.c
@@ -2181,7 +2181,7 @@ static ssize_t at91_adc_get_fifo_state(struct device *dev,
struct iio_dev *indio_dev = dev_to_iio_dev(dev);
struct at91_adc_state *st = iio_priv(indio_dev);

- return scnprintf(buf, PAGE_SIZE, "%d\n", !!st->dma_st.dma_chan);
+ return sysfs_emit(buf, "%d\n", !!st->dma_st.dma_chan);
}

static ssize_t at91_adc_get_watermark(struct device *dev,
@@ -2190,7 +2190,7 @@ static ssize_t at91_adc_get_watermark(struct device *dev,
struct iio_dev *indio_dev = dev_to_iio_dev(dev);
struct at91_adc_state *st = iio_priv(indio_dev);

- return scnprintf(buf, PAGE_SIZE, "%d\n", st->dma_st.watermark);
+ return sysfs_emit(buf, "%d\n", st->dma_st.watermark);
}

static IIO_DEVICE_ATTR(hwfifo_enabled, 0444,
--
2.25.1
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