[PATCH 2/2] Hwmon: f71882fg: use strict_stro(l|ul) instead of simple_strto$1

From: Giel van Schijndel
Date: Sun Mar 21 2010 - 11:46:27 EST


Use the strict_strol and strict_stroul functions instead of simple_strol
and simple_stroul respectively in sysfs functions.

Signed-off-by: Giel van Schijndel <me@xxxxxxxxx>
---
drivers/hwmon/f71882fg.c | 89 ++++++++++++++++++++++++++++++++++++++--------
1 files changed, 74 insertions(+), 15 deletions(-)

diff --git a/drivers/hwmon/f71882fg.c b/drivers/hwmon/f71882fg.c
index 21bc661..5c725a3 100644
--- a/drivers/hwmon/f71882fg.c
+++ b/drivers/hwmon/f71882fg.c
@@ -1128,7 +1128,10 @@ static ssize_t store_fan_full_speed(struct device *dev,
{
struct f71882fg_data *data = dev_get_drvdata(dev);
int nr = to_sensor_dev_attr_2(devattr)->index;
- long val = simple_strtol(buf, NULL, 10);
+ long val;
+
+ if (strict_strtol(buf, 10, &val) == -EINVAL)
+ return -EINVAL;

val = SENSORS_LIMIT(val, 23, 1500000);
val = fan_to_reg(val);
@@ -1158,7 +1161,10 @@ static ssize_t store_fan_beep(struct device *dev, struct device_attribute
{
struct f71882fg_data *data = dev_get_drvdata(dev);
int nr = to_sensor_dev_attr_2(devattr)->index;
- unsigned long val = simple_strtoul(buf, NULL, 10);
+ unsigned long val;
+
+ if (strict_strtoul(buf, 10, &val) == -EINVAL)
+ return -EINVAL;

mutex_lock(&data->update_lock);
data->fan_beep = f71882fg_read8(data, F71882FG_REG_FAN_BEEP);
@@ -1206,7 +1212,12 @@ static ssize_t store_in_max(struct device *dev, struct device_attribute
*devattr, const char *buf, size_t count)
{
struct f71882fg_data *data = dev_get_drvdata(dev);
- long val = simple_strtol(buf, NULL, 10) / 8;
+ long val;
+
+ if (strict_strtol(buf, 10, &val) == -EINVAL)
+ return -EINVAL;
+
+ val /= 8;
val = SENSORS_LIMIT(val, 0, 255);

mutex_lock(&data->update_lock);
@@ -1234,7 +1245,10 @@ static ssize_t store_in_beep(struct device *dev, struct device_attribute
{
struct f71882fg_data *data = dev_get_drvdata(dev);
int nr = to_sensor_dev_attr_2(devattr)->index;
- unsigned long val = simple_strtoul(buf, NULL, 10);
+ unsigned long val;
+
+ if (strict_strtoul(buf, 10, &val) == -EINVAL)
+ return -EINVAL;

mutex_lock(&data->update_lock);
data->in_beep = f71882fg_read8(data, F71882FG_REG_IN_BEEP);
@@ -1300,7 +1314,12 @@ static ssize_t store_temp_max(struct device *dev, struct device_attribute
{
struct f71882fg_data *data = dev_get_drvdata(dev);
int nr = to_sensor_dev_attr_2(devattr)->index;
- long val = simple_strtol(buf, NULL, 10) / 1000;
+ long val;
+
+ if (strict_strtol(buf, 10, &val) == -EINVAL)
+ return -EINVAL;
+
+ val /= 1000;
val = SENSORS_LIMIT(val, 0, 255);

mutex_lock(&data->update_lock);
@@ -1334,9 +1353,14 @@ static ssize_t store_temp_max_hyst(struct device *dev, struct device_attribute
{
struct f71882fg_data *data = dev_get_drvdata(dev);
int nr = to_sensor_dev_attr_2(devattr)->index;
- long val = simple_strtol(buf, NULL, 10) / 1000;
ssize_t ret = count;
u8 reg;
+ long val;
+
+ if (strict_strtol(buf, 10, &val) == -EINVAL)
+ return -EINVAL;
+
+ val /= 1000;

mutex_lock(&data->update_lock);

@@ -1373,7 +1397,12 @@ static ssize_t store_temp_crit(struct device *dev, struct device_attribute
{
struct f71882fg_data *data = dev_get_drvdata(dev);
int nr = to_sensor_dev_attr_2(devattr)->index;
- long val = simple_strtol(buf, NULL, 10) / 1000;
+ long val;
+
+ if (strict_strtol(buf, 10, &val) == -EINVAL)
+ return -EINVAL;
+
+ val /= 1000;
val = SENSORS_LIMIT(val, 0, 255);

mutex_lock(&data->update_lock);
@@ -1428,7 +1457,10 @@ static ssize_t store_temp_beep(struct device *dev, struct device_attribute
{
struct f71882fg_data *data = dev_get_drvdata(dev);
int nr = to_sensor_dev_attr_2(devattr)->index;
- unsigned long val = simple_strtoul(buf, NULL, 10);
+ unsigned long val;
+
+ if (strict_strtoul(buf, 10, &val) == -EINVAL)
+ return -EINVAL;

mutex_lock(&data->update_lock);
data->temp_beep = f71882fg_read8(data, F71882FG_REG_TEMP_BEEP);
@@ -1491,7 +1523,11 @@ static ssize_t store_pwm(struct device *dev,
{
struct f71882fg_data *data = dev_get_drvdata(dev);
int nr = to_sensor_dev_attr_2(devattr)->index;
- long val = simple_strtol(buf, NULL, 10);
+ long val;
+
+ if (strict_strtol(buf, 10, &val) == -EINVAL)
+ return -EINVAL;
+
val = SENSORS_LIMIT(val, 0, 255);

mutex_lock(&data->update_lock);
@@ -1552,7 +1588,10 @@ static ssize_t store_pwm_enable(struct device *dev, struct device_attribute
{
struct f71882fg_data *data = dev_get_drvdata(dev);
int nr = to_sensor_dev_attr_2(devattr)->index;
- long val = simple_strtol(buf, NULL, 10);
+ long val;
+
+ if (strict_strtol(buf, 10, &val) == -EINVAL)
+ return -EINVAL;

/* Special case for F8000 pwm channel 3 which only does auto mode */
if (data->type == f8000 && nr == 2 && val != 2)
@@ -1628,7 +1667,11 @@ static ssize_t store_pwm_auto_point_pwm(struct device *dev,
struct f71882fg_data *data = dev_get_drvdata(dev);
int pwm = to_sensor_dev_attr_2(devattr)->index;
int point = to_sensor_dev_attr_2(devattr)->nr;
- long val = simple_strtol(buf, NULL, 10);
+ long val;
+
+ if (strict_strtol(buf, 10, &val) == -EINVAL)
+ return -EINVAL;
+
val = SENSORS_LIMIT(val, 0, 255);

mutex_lock(&data->update_lock);
@@ -1676,8 +1719,13 @@ static ssize_t store_pwm_auto_point_temp_hyst(struct device *dev,
struct f71882fg_data *data = dev_get_drvdata(dev);
int nr = to_sensor_dev_attr_2(devattr)->index;
int point = to_sensor_dev_attr_2(devattr)->nr;
- long val = simple_strtol(buf, NULL, 10) / 1000;
u8 reg;
+ long val;
+
+ if (strict_strtol(buf, 10, &val) == -EINVAL)
+ return -EINVAL;
+
+ val /= 1000;

mutex_lock(&data->update_lock);
data->pwm_auto_point_temp[nr][point] =
@@ -1717,7 +1765,10 @@ static ssize_t store_pwm_interpolate(struct device *dev,
{
struct f71882fg_data *data = dev_get_drvdata(dev);
int nr = to_sensor_dev_attr_2(devattr)->index;
- unsigned long val = simple_strtoul(buf, NULL, 10);
+ unsigned long val;
+
+ if (strict_strtoul(buf, 10, &val) == -EINVAL)
+ return -EINVAL;

mutex_lock(&data->update_lock);
data->pwm_auto_point_mapping[nr] =
@@ -1753,7 +1804,10 @@ static ssize_t store_pwm_auto_point_channel(struct device *dev,
{
struct f71882fg_data *data = dev_get_drvdata(dev);
int nr = to_sensor_dev_attr_2(devattr)->index;
- long val = simple_strtol(buf, NULL, 10);
+ long val;
+
+ if (strict_strtol(buf, 10, &val) == -EINVAL)
+ return -EINVAL;

switch (val) {
case 1:
@@ -1800,7 +1854,12 @@ static ssize_t store_pwm_auto_point_temp(struct device *dev,
struct f71882fg_data *data = dev_get_drvdata(dev);
int pwm = to_sensor_dev_attr_2(devattr)->index;
int point = to_sensor_dev_attr_2(devattr)->nr;
- long val = simple_strtol(buf, NULL, 10) / 1000;
+ long val;
+
+ if (strict_strtol(buf, 10, &val) == -EINVAL)
+ return -EINVAL;
+
+ val /= 1000;

if (data->type == f71889fg)
val = SENSORS_LIMIT(val, -128, 127);
--
1.6.4.4

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