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Message-ID: <20180506190146.5317da10@archlinux>
Date: Sun, 6 May 2018 19:01:45 +0100
From: Jonathan Cameron <jic23@...nel.org>
To: Brian Masney <masneyb@...tation.org>
Cc: linux-iio@...r.kernel.org, gregkh@...uxfoundation.org,
devel@...verdev.osuosl.org, knaack.h@....de, lars@...afoo.de,
pmeerw@...erw.net, linux-kernel@...r.kernel.org,
drew.paterson@....com
Subject: Re: [PATCH v2 02/11] staging: iio: tsl2x7x: add range checking to
three sysfs attributes
On Thu, 3 May 2018 22:53:10 -0400
Brian Masney <masneyb@...tation.org> wrote:
> The sysfs attributes in_illuminance0_target_input,
> in_illuminance0_calibrate, and in_proximity0_calibrate did not have
> proper range checking in place so this patch adds the correct range
> checks.
>
> Signed-off-by: Brian Masney <masneyb@...tation.org>
Applied to the togreg branch of iio.git and pushed out as testing.
Thanks,
Jonathan
> ---
> drivers/staging/iio/light/tsl2x7x.c | 28 +++++++++++-----------------
> 1 file changed, 11 insertions(+), 17 deletions(-)
>
> diff --git a/drivers/staging/iio/light/tsl2x7x.c b/drivers/staging/iio/light/tsl2x7x.c
> index 01bff4593640..b4d77f65ca12 100644
> --- a/drivers/staging/iio/light/tsl2x7x.c
> +++ b/drivers/staging/iio/light/tsl2x7x.c
> @@ -814,15 +814,13 @@ static ssize_t in_illuminance0_target_input_store(struct device *dev,
> {
> struct iio_dev *indio_dev = dev_to_iio_dev(dev);
> struct tsl2X7X_chip *chip = iio_priv(indio_dev);
> - unsigned long value;
> + u16 value;
> int ret;
>
> - if (kstrtoul(buf, 0, &value))
> + if (kstrtou16(buf, 0, &value))
> return -EINVAL;
>
> - if (value)
> - chip->settings.als_cal_target = value;
> -
> + chip->settings.als_cal_target = value;
> ret = tsl2x7x_invoke_change(indio_dev);
> if (ret < 0)
> return ret;
> @@ -838,14 +836,12 @@ static ssize_t in_illuminance0_calibrate_store(struct device *dev,
> bool value;
> int ret;
>
> - if (strtobool(buf, &value))
> + if (kstrtobool(buf, &value) || !value)
> return -EINVAL;
>
> - if (value) {
> - ret = tsl2x7x_als_calibrate(indio_dev);
> - if (ret < 0)
> - return ret;
> - }
> + ret = tsl2x7x_als_calibrate(indio_dev);
> + if (ret < 0)
> + return ret;
>
> ret = tsl2x7x_invoke_change(indio_dev);
> if (ret < 0)
> @@ -932,14 +928,12 @@ static ssize_t in_proximity0_calibrate_store(struct device *dev,
> bool value;
> int ret;
>
> - if (strtobool(buf, &value))
> + if (kstrtobool(buf, &value) || !value)
> return -EINVAL;
>
> - if (value) {
> - ret = tsl2x7x_prox_cal(indio_dev);
> - if (ret < 0)
> - return ret;
> - }
> + ret = tsl2x7x_prox_cal(indio_dev);
> + if (ret < 0)
> + return ret;
>
> ret = tsl2x7x_invoke_change(indio_dev);
> if (ret < 0)
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