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[12/27] iio: adc: ad7606: Stop using iio_device_claim_direct_scoped()

Message ID 20250204200250.636721-13-jic23@kernel.org (mailing list archive)
State New
Headers show
Series iio: improve handling of direct mode claim and release | expand

Commit Message

Jonathan Cameron Feb. 4, 2025, 8:02 p.m. UTC 
From: Jonathan Cameron <Jonathan.Cameron@huawei.com>

This complex cleanup.h use case of conditional guards has proved
to be more trouble that it is worth in terms of false positive compiler
warnings and hard to read code.

Move directly to the new claim/release_direct() that allow sparse
to check for unbalanced context.

Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Cc: Guillaume Stols <gstols@baylibre.com>
---
 drivers/iio/adc/ad7606.c | 14 +++++++-------
 1 file changed, 7 insertions(+), 7 deletions(-)
diff mbox series

Patch

diff --git a/drivers/iio/adc/ad7606.c b/drivers/iio/adc/ad7606.c
index d8e3c7a43678..39b5bf09e46d 100644
--- a/drivers/iio/adc/ad7606.c
+++ b/drivers/iio/adc/ad7606.c
@@ -752,13 +752,13 @@  static int ad7606_read_raw(struct iio_dev *indio_dev,
 
 	switch (m) {
 	case IIO_CHAN_INFO_RAW:
-		iio_device_claim_direct_scoped(return -EBUSY, indio_dev) {
-			ret = ad7606_scan_direct(indio_dev, chan->address, val);
-			if (ret < 0)
-				return ret;
-			return IIO_VAL_INT;
-		}
-		unreachable();
+		if (!iio_device_claim_direct(indio_dev))
+			return -EBUSY;
+		ret = ad7606_scan_direct(indio_dev, chan->address, val);
+		iio_device_release_direct(indio_dev);
+		if (ret < 0)
+			return ret;
+		return IIO_VAL_INT;
 	case IIO_CHAN_INFO_SCALE:
 		if (st->sw_mode_en)
 			ch = chan->address;