Re: [PATCH 2/5] ARM: mxs-lradc: Simplify mxs_lradc_trigger_init error handle

From: Marek Vasut
Date: Mon Jul 15 2013 - 10:25:13 EST


Dear Otavio Salvador,

> As we have a 'ret' variable with the iio_trigger_register return, this
> can be used as result.
>
> Signed-off-by: Otavio Salvador <otavio@xxxxxxxxxxxxxxxx>
> ---
> drivers/staging/iio/adc/mxs-lradc.c | 6 ++----
> 1 file changed, 2 insertions(+), 4 deletions(-)
>
> diff --git a/drivers/staging/iio/adc/mxs-lradc.c
> b/drivers/staging/iio/adc/mxs-lradc.c index d92c97a..6d41846 100644
> --- a/drivers/staging/iio/adc/mxs-lradc.c
> +++ b/drivers/staging/iio/adc/mxs-lradc.c
> @@ -671,14 +671,12 @@ static int mxs_lradc_trigger_init(struct iio_dev
> *iio) trig->ops = &mxs_lradc_trigger_ops;
>
> ret = iio_trigger_register(trig);
> - if (ret) {
> + if (ret)
> iio_trigger_free(trig);
> - return ret;
> - }
>
> iio->trig = trig;


You are still setting iio->trig , you dont want to do that in case of failure

> - return 0;
> + return ret;
> }
>
> static void mxs_lradc_trigger_remove(struct iio_dev *iio)

Best regards,
Marek Vasut
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