Re: [PATCH] iio: light: cm3605: Fix an error handling path in cm3605_probe()

From: Jonathan Cameron
Date: Sun Aug 07 2022 - 10:08:26 EST


On Sun, 7 Aug 2022 08:37:43 +0200
Christophe JAILLET <christophe.jaillet@xxxxxxxxxx> wrote:

> The commit in Fixes also introduced a new error handling path which should
> goto the existing error handling path.
> Otherwise some resources leak.
>
> Fixes: 0d31d91e6145 ("iio: light: cm3605: Make use of the helper function dev_err_probe()")
> Signed-off-by: Christophe JAILLET <christophe.jaillet@xxxxxxxxxx>
oops.

Applied to the fixes-togreg branch of iio.git.

I've just move that branch forwards to current char-misc-linus which includes
Greg's pull requests for this cycle via Linus' tree, but may well
rebase on rc1 once that's available.

Thanks,

Jonathan

> ---
> drivers/iio/light/cm3605.c | 6 ++++--
> 1 file changed, 4 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/iio/light/cm3605.c b/drivers/iio/light/cm3605.c
> index c721b69d5095..0b30db77f78b 100644
> --- a/drivers/iio/light/cm3605.c
> +++ b/drivers/iio/light/cm3605.c
> @@ -226,8 +226,10 @@ static int cm3605_probe(struct platform_device *pdev)
> }
>
> irq = platform_get_irq(pdev, 0);
> - if (irq < 0)
> - return dev_err_probe(dev, irq, "failed to get irq\n");
> + if (irq < 0) {
> + ret = dev_err_probe(dev, irq, "failed to get irq\n");
> + goto out_disable_aset;
> + }
>
> ret = devm_request_threaded_irq(dev, irq, cm3605_prox_irq,
> NULL, 0, "cm3605", indio_dev);