Re: [PATCH] iio: adc: ad7780: Fix a resource handling path in 'ad7780_probe()'

From: Jonathan Cameron
Date: Sun Jul 05 2020 - 07:59:43 EST


On Sun, 17 May 2020 23:21:29 -0300
Renato Lui Geh <renatogeh@xxxxxxxxx> wrote:

> Acked-by: Renato Lui Geh <renatogeh@xxxxxxxxx>
>
> On 05/17, Christophe JAILLET wrote:
> >If 'ad7780_init_gpios()' fails, we must not release some resources that
> >have not been allocated yet. Return directly instead.
> >
> >Fixes: 5bb30e7daf00 ("staging: iio: ad7780: move regulator to after GPIO init")
> >Fixes: 9085daa4abcc ("staging: iio: ad7780: add gain & filter gpio support")
> >Signed-off-by: Christophe JAILLET <christophe.jaillet@xxxxxxxxxx>
Applied to the fixes-togreg branch of iio.git.

Thanks,

Jonathan

> >---
> > drivers/iio/adc/ad7780.c | 2 +-
> > 1 file changed, 1 insertion(+), 1 deletion(-)
> >
> >diff --git a/drivers/iio/adc/ad7780.c b/drivers/iio/adc/ad7780.c
> >index f47606ebbbbe..b33fe6c3907e 100644
> >--- a/drivers/iio/adc/ad7780.c
> >+++ b/drivers/iio/adc/ad7780.c
> >@@ -329,7 +329,7 @@ static int ad7780_probe(struct spi_device *spi)
> >
> > ret = ad7780_init_gpios(&spi->dev, st);
> > if (ret)
> >- goto error_cleanup_buffer_and_trigger;
> >+ return ret;
> >
> > st->reg = devm_regulator_get(&spi->dev, "avdd");
> > if (IS_ERR(st->reg))
> >--
> >2.25.1
> >