On 4/1/2019 12:24 AM, Vincent Stehlé wrote:
When initializing the priv->data array starting from index 1, there is one
less element to consider than when initializing the full array.

Fixes: e717f8c6dfec8f76 ("iio: adc: Add the TI ads124s08 ADC code")
Signed-off-by: Vincent Stehlé <vincent.ste...@laposte.net>
Cc: Dan Murphy <dmur...@ti.com>
Cc: Jonathan Cameron <jonathan.came...@huawei.com>


Reviewed-by: Mukesh Ojha <mo...@codeaurora.org>

Cheers,
-Mukesh

---
  drivers/iio/adc/ti-ads124s08.c | 2 +-
  1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/iio/adc/ti-ads124s08.c b/drivers/iio/adc/ti-ads124s08.c
index 53f17e4f2f230..552c2be8d87ad 100644
--- a/drivers/iio/adc/ti-ads124s08.c
+++ b/drivers/iio/adc/ti-ads124s08.c
@@ -202,7 +202,7 @@ static int ads124s_read(struct iio_dev *indio_dev, unsigned 
int chan)
        };
priv->data[0] = ADS124S08_CMD_RDATA;
-       memset(&priv->data[1], ADS124S08_CMD_NOP, sizeof(priv->data));
+       memset(&priv->data[1], ADS124S08_CMD_NOP, sizeof(priv->data) - 1);
ret = spi_sync_transfer(priv->spi, t, ARRAY_SIZE(t));
        if (ret < 0)

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