From: Brian Masney <masneyb@onstation.org> To: jic23@kernel.org, linux-iio@vger.kernel.org Cc: devel@driverdev.osuosl.org, gregkh@linuxfoundation.org, lars@metafoo.de, pmeerw@pmeerw.net, knaack.h@gmx.de, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, robh+dt@kernel.org, Mark.Rutland@arm.com Subject: [PATCH 09/10] staging: iio: tsl2583: add error code to sysfs store functions Date: Fri, 28 Oct 2016 06:00:20 -0400 [thread overview] Message-ID: <1477648821-3786-10-git-send-email-masneyb@onstation.org> (raw) In-Reply-To: <1477648821-3786-1-git-send-email-masneyb@onstation.org> in_illuminance_input_target_store() and in_illuminance_calibrate_store() validated the data from userspace, however it would not return an error code to userspace if an invalid value was passed in. This patch changes these functions so that they return -EINVAL if invalid data is passed in. Signed-off-by: Brian Masney <masneyb@onstation.org> --- drivers/staging/iio/light/tsl2583.c | 10 ++++------ 1 file changed, 4 insertions(+), 6 deletions(-) diff --git a/drivers/staging/iio/light/tsl2583.c b/drivers/staging/iio/light/tsl2583.c index 1462374..98afa5b 100644 --- a/drivers/staging/iio/light/tsl2583.c +++ b/drivers/staging/iio/light/tsl2583.c @@ -525,11 +525,10 @@ static ssize_t in_illuminance_input_target_store(struct device *dev, struct tsl2583_chip *chip = iio_priv(indio_dev); int value; - if (kstrtoint(buf, 0, &value)) + if (kstrtoint(buf, 0, &value) || !value) return -EINVAL; - if (value) - chip->taos_settings.als_cal_target = value; + chip->taos_settings.als_cal_target = value; return len; } @@ -541,11 +540,10 @@ static ssize_t in_illuminance_calibrate_store(struct device *dev, struct iio_dev *indio_dev = dev_to_iio_dev(dev); int value; - if (kstrtoint(buf, 0, &value)) + if (kstrtoint(buf, 0, &value) || value != 1) return -EINVAL; - if (value == 1) - taos_als_calibrate(indio_dev); + taos_als_calibrate(indio_dev); return len; } -- 2.7.4
WARNING: multiple messages have this Message-ID (diff)
From: Brian Masney <masneyb@onstation.org> To: jic23@kernel.org, linux-iio@vger.kernel.org Cc: devel@driverdev.osuosl.org, devicetree@vger.kernel.org, lars@metafoo.de, gregkh@linuxfoundation.org, linux-kernel@vger.kernel.org, robh+dt@kernel.org, pmeerw@pmeerw.net, knaack.h@gmx.de, Mark.Rutland@arm.com Subject: [PATCH 09/10] staging: iio: tsl2583: add error code to sysfs store functions Date: Fri, 28 Oct 2016 06:00:20 -0400 [thread overview] Message-ID: <1477648821-3786-10-git-send-email-masneyb@onstation.org> (raw) In-Reply-To: <1477648821-3786-1-git-send-email-masneyb@onstation.org> in_illuminance_input_target_store() and in_illuminance_calibrate_store() validated the data from userspace, however it would not return an error code to userspace if an invalid value was passed in. This patch changes these functions so that they return -EINVAL if invalid data is passed in. Signed-off-by: Brian Masney <masneyb@onstation.org> --- drivers/staging/iio/light/tsl2583.c | 10 ++++------ 1 file changed, 4 insertions(+), 6 deletions(-) diff --git a/drivers/staging/iio/light/tsl2583.c b/drivers/staging/iio/light/tsl2583.c index 1462374..98afa5b 100644 --- a/drivers/staging/iio/light/tsl2583.c +++ b/drivers/staging/iio/light/tsl2583.c @@ -525,11 +525,10 @@ static ssize_t in_illuminance_input_target_store(struct device *dev, struct tsl2583_chip *chip = iio_priv(indio_dev); int value; - if (kstrtoint(buf, 0, &value)) + if (kstrtoint(buf, 0, &value) || !value) return -EINVAL; - if (value) - chip->taos_settings.als_cal_target = value; + chip->taos_settings.als_cal_target = value; return len; } @@ -541,11 +540,10 @@ static ssize_t in_illuminance_calibrate_store(struct device *dev, struct iio_dev *indio_dev = dev_to_iio_dev(dev); int value; - if (kstrtoint(buf, 0, &value)) + if (kstrtoint(buf, 0, &value) || value != 1) return -EINVAL; - if (value == 1) - taos_als_calibrate(indio_dev); + taos_als_calibrate(indio_dev); return len; } -- 2.7.4
next prev parent reply other threads:[~2016-10-28 10:01 UTC|newest] Thread overview: 49+ messages / expand[flat|nested] mbox.gz Atom feed top 2016-10-28 10:00 [PATCH 00/10] staging: iio: tsl2583: staging cleanups Brian Masney 2016-10-28 10:00 ` Brian Masney 2016-10-28 10:00 ` [PATCH 01/10] staging: iio: tsl2583: add of_match table for device tree support Brian Masney 2016-10-28 10:00 ` Brian Masney 2016-10-30 17:43 ` Jonathan Cameron 2016-10-30 17:43 ` Jonathan Cameron 2016-10-30 17:44 ` Jonathan Cameron 2016-10-30 17:44 ` Jonathan Cameron 2016-10-31 6:06 ` Rob Herring 2016-10-28 10:00 ` [PATCH 02/10] staging: iio: tsl2583: check for error code from i2c_smbus_read_byte() Brian Masney 2016-10-28 10:00 ` Brian Masney 2016-10-30 17:49 ` Jonathan Cameron 2016-10-30 17:49 ` Jonathan Cameron 2016-10-28 10:00 ` [PATCH 03/10] staging: iio: tsl2583: return proper error code instead of -1 Brian Masney 2016-10-28 10:00 ` Brian Masney 2016-10-30 17:50 ` Jonathan Cameron 2016-10-30 17:50 ` Jonathan Cameron 2016-10-28 10:00 ` [PATCH 04/10] staging: iio: tsl2583: remove redundant power_state sysfs attribute Brian Masney 2016-10-28 10:00 ` Brian Masney 2016-10-30 17:51 ` Jonathan Cameron 2016-10-30 17:51 ` Jonathan Cameron 2016-10-28 10:00 ` [PATCH 05/10] staging: iio: tsl2583: check return values from taos_chip_{on,off} Brian Masney 2016-10-28 10:00 ` [PATCH 05/10] staging: iio: tsl2583: check return values from taos_chip_{on, off} Brian Masney 2016-10-30 17:54 ` [PATCH 05/10] staging: iio: tsl2583: check return values from taos_chip_{on,off} Jonathan Cameron 2016-10-30 17:54 ` Jonathan Cameron 2016-10-28 10:00 ` [PATCH 06/10] staging: iio: tsl2583: convert to use iio_chan_spec and {read,write}_raw Brian Masney 2016-10-28 10:00 ` [PATCH 06/10] staging: iio: tsl2583: convert to use iio_chan_spec and {read, write}_raw Brian Masney 2016-10-30 18:04 ` [PATCH 06/10] staging: iio: tsl2583: convert to use iio_chan_spec and {read,write}_raw Jonathan Cameron 2016-10-30 18:04 ` Jonathan Cameron 2016-10-28 10:00 ` [PATCH 07/10] staging: iio: tsl2583: convert illuminance0_calibscale sysfs attr to use iio_chan_spec Brian Masney 2016-10-28 10:00 ` Brian Masney 2016-10-30 18:37 ` Jonathan Cameron 2016-10-30 18:37 ` Jonathan Cameron 2016-10-30 20:04 ` Brian Masney 2016-10-30 20:04 ` Brian Masney 2016-10-30 20:29 ` Jonathan Cameron 2016-10-30 20:29 ` Jonathan Cameron 2016-10-28 10:00 ` [PATCH 08/10] staging: iio: tsl2583: use IIO_*_ATTR* macros to create sysfs entries Brian Masney 2016-10-28 10:00 ` Brian Masney 2016-10-30 18:38 ` Jonathan Cameron 2016-10-30 18:38 ` Jonathan Cameron 2016-10-28 10:00 ` Brian Masney [this message] 2016-10-28 10:00 ` [PATCH 09/10] staging: iio: tsl2583: add error code to sysfs store functions Brian Masney 2016-10-30 18:39 ` Jonathan Cameron 2016-10-30 18:39 ` Jonathan Cameron 2016-10-28 10:00 ` [PATCH 10/10] staging: iio: tsl2583: add locking to sysfs attributes Brian Masney 2016-10-28 10:00 ` Brian Masney 2016-10-30 18:43 ` Jonathan Cameron 2016-10-30 18:43 ` Jonathan Cameron
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