The function strict_strtoul is obsolete and replaced by kstrtouint
and kstrtoint.

If kstrto* fails its return code is returned instead of -EINVAL.

Signed-off-by: Johannes Tenschert 
<[email protected]>
---
 drivers/staging/iio/light/tsl2583.c |   48 +++++++++++++++++++++-------------
 1 files changed, 30 insertions(+), 18 deletions(-)

diff --git a/drivers/staging/iio/light/tsl2583.c 
b/drivers/staging/iio/light/tsl2583.c
index 5b6455a..8c751e0 100644
--- a/drivers/staging/iio/light/tsl2583.c
+++ b/drivers/staging/iio/light/tsl2583.c
@@ -493,10 +493,12 @@ static ssize_t taos_power_state_store(struct device *dev,
        struct device_attribute *attr, const char *buf, size_t len)
 {
        struct iio_dev *indio_dev = dev_get_drvdata(dev);
-       unsigned long value;
+       unsigned int value;
+       int ret;
 
-       if (strict_strtoul(buf, 0, &value))
-               return -EINVAL;
+       ret = kstrtouint(buf, 0, &value);
+       if (ret)
+               return ret;
 
        if (value == 0)
                taos_chip_off(indio_dev);
@@ -536,10 +538,12 @@ static ssize_t taos_gain_store(struct device *dev,
 {
        struct iio_dev *indio_dev = dev_get_drvdata(dev);
        struct tsl2583_chip *chip = iio_priv(indio_dev);
-       unsigned long value;
+       unsigned int value;
+       int ret;
 
-       if (strict_strtoul(buf, 0, &value))
-               return -EINVAL;
+       ret = kstrtouint(buf, 0, &value);
+       if (ret)
+               return ret;
 
        switch (value) {
        case 1:
@@ -582,10 +586,12 @@ static ssize_t taos_als_time_store(struct device *dev,
 {
        struct iio_dev *indio_dev = dev_get_drvdata(dev);
        struct tsl2583_chip *chip = iio_priv(indio_dev);
-       unsigned long value;
+       int value;
+       int ret;
 
-       if (strict_strtoul(buf, 0, &value))
-               return -EINVAL;
+       ret = kstrtoint(buf, 0, &value);
+       if (ret)
+               return ret;
 
        if ((value < 50) || (value > 650))
                return -EINVAL;
@@ -619,10 +625,12 @@ static ssize_t taos_als_trim_store(struct device *dev,
 {
        struct iio_dev *indio_dev = dev_get_drvdata(dev);
        struct tsl2583_chip *chip = iio_priv(indio_dev);
-       unsigned long value;
+       int value;
+       int ret;
 
-       if (strict_strtoul(buf, 0, &value))
-               return -EINVAL;
+       ret = kstrtoint(buf, 0, &value);
+       if (ret)
+               return ret;
 
        if (value)
                chip->taos_settings.als_gain_trim = value;
@@ -644,10 +652,12 @@ static ssize_t taos_als_cal_target_store(struct device 
*dev,
 {
        struct iio_dev *indio_dev = dev_get_drvdata(dev);
        struct tsl2583_chip *chip = iio_priv(indio_dev);
-       unsigned long value;
+       int value;
+       int ret;
 
-       if (strict_strtoul(buf, 0, &value))
-               return -EINVAL;
+       ret = kstrtoint(buf, 0, &value);
+       if (ret)
+               return ret;
 
        if (value)
                chip->taos_settings.als_cal_target = value;
@@ -671,10 +681,12 @@ static ssize_t taos_do_calibrate(struct device *dev,
        struct device_attribute *attr, const char *buf, size_t len)
 {
        struct iio_dev *indio_dev = dev_get_drvdata(dev);
-       unsigned long value;
+       unsigned int value;
+       int ret;
 
-       if (strict_strtoul(buf, 0, &value))
-               return -EINVAL;
+       ret = kstrtouint(buf, 0, &value);
+       if (ret)
+               return ret;
 
        if (value == 1)
                taos_als_calibrate(indio_dev);
-- 
1.7.5.4

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