On August 3, 2014 10:56:58 AM GMT+01:00, Himangi Saraogi <himangi...@gmail.com> 
wrote:
>This patch introduces the use of devm_iio_device_register and does away
>with the unregister in the remove function.
>
And changes the resulting ordering so the regulator disable occurs before the 
user
 space interface has been removed by the unregister. 

Please be very wary of using devm_iio_register. It is only correct if the 
remove function does nothing else.

Jonathan
>Signed-off-by: Himangi Saraogi <himangi...@gmail.com>
>Acked-by: Julia Lawall <julia.law...@lip6.fr>
>---
> drivers/staging/iio/frequency/ad9832.c | 3 +--
> 1 file changed, 1 insertion(+), 2 deletions(-)
>
>diff --git a/drivers/staging/iio/frequency/ad9832.c
>b/drivers/staging/iio/frequency/ad9832.c
>index cf68159..8a72c78 100644
>--- a/drivers/staging/iio/frequency/ad9832.c
>+++ b/drivers/staging/iio/frequency/ad9832.c
>@@ -304,7 +304,7 @@ static int ad9832_probe(struct spi_device *spi)
>       if (ret)
>               goto error_disable_reg;
> 
>-      ret = iio_device_register(indio_dev);
>+      ret = devm_iio_device_register(&spi->dev, indio_dev);
>       if (ret)
>               goto error_disable_reg;
> 
>@@ -322,7 +322,6 @@ static int ad9832_remove(struct spi_device *spi)
>       struct iio_dev *indio_dev = spi_get_drvdata(spi);
>       struct ad9832_state *st = iio_priv(indio_dev);
> 
>-      iio_device_unregister(indio_dev);
>       if (!IS_ERR(st->reg))
>               regulator_disable(st->reg);
> 

-- 
Sent from my Android phone with K-9 Mail. Please excuse my brevity.
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