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path: root/drivers/iio/adc/ad7476.c
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Diffstat (limited to 'drivers/iio/adc/ad7476.c')
-rw-r--r--drivers/iio/adc/ad7476.c11
1 files changed, 5 insertions, 6 deletions
diff --git a/drivers/iio/adc/ad7476.c b/drivers/iio/adc/ad7476.c
index be85c2a0ad97..810c9a9fa62f 100644
--- a/drivers/iio/adc/ad7476.c
+++ b/drivers/iio/adc/ad7476.c
@@ -106,12 +106,11 @@ static int ad7476_read_raw(struct iio_dev *indio_dev,
106 106
107 switch (m) { 107 switch (m) {
108 case IIO_CHAN_INFO_RAW: 108 case IIO_CHAN_INFO_RAW:
109 mutex_lock(&indio_dev->mlock); 109 ret = iio_device_claim_direct_mode(indio_dev);
110 if (iio_buffer_enabled(indio_dev)) 110 if (ret)
111 ret = -EBUSY; 111 return ret;
112 else 112 ret = ad7476_scan_direct(st);
113 ret = ad7476_scan_direct(st); 113 iio_device_release_direct_mode(indio_dev);
114 mutex_unlock(&indio_dev->mlock);
115 114
116 if (ret < 0) 115 if (ret < 0)
117 return ret; 116 return ret;