From: Michael Hennerich <michael.hennerich@xxxxxxxxxx>
ring->access.read_last() reads the entire datum from
the ring including padding and time stamp.
Acked-by: Jonathan Cameron <jic23@xxxxxxxxx>
Signed-off-by: Michael Hennerich <michael.hennerich@xxxxxxxxxx>
---
drivers/staging/iio/adc/max1363_ring.c | 3 +--
1 files changed, 1 insertions(+), 2 deletions(-)
diff --git a/drivers/staging/iio/adc/max1363_ring.c b/drivers/staging/iio/adc/max1363_ring.c
index 1d6ce54..896a367 100644
--- a/drivers/staging/iio/adc/max1363_ring.c
+++ b/drivers/staging/iio/adc/max1363_ring.c
@@ -38,9 +38,8 @@ int max1363_single_channel_from_ring(long mask, struct max1363_state *st)
ret = -EBUSY;
goto error_ret;
}
- numvals = hweight_long(st->current_mode->modemask);
- ring_data = kmalloc(numvals*2, GFP_KERNEL);
+ ring_data = kmalloc(ring->access.get_bytes_per_datum(ring), GFP_KERNEL);
if (ring_data == NULL) {
ret = -ENOMEM;
goto error_ret;
--
1.6.0.2
--
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