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hwmon: (lm75) Make the writing to sysfs more robust 

Currently we get the checkpatch warning
consider using strict_strtol in preference to simple_strtol.
Also we should not allow any partially numeric values.

Signed-off-by: Shubhrajyoti D <shubhrajyoti@ti.com>
Signed-off-by: Jean Delvare <khali@linux-fr.org>
This commit is contained in:
Shubhrajyoti D 2010-10-28 20:31:44 +02:00 committed by Jean Delvare
parent c4f99a2b8f
commit e3cd9528af
1 changed files with 6 additions and 1 deletions
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7
drivers/hwmon/lm75.c
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@ -103,7 +103,12 @@ static ssize_t set_temp(struct device *dev, struct device_attribute *da,
struct i2c_client *client = to_i2c_client(dev);
struct lm75_data *data = i2c_get_clientdata(client);
int nr = attr->index;
long temp = simple_strtol(buf, NULL, 10);
long temp;
int error;
error = strict_strtol(buf, 10, &temp);
if (error)
return error;
mutex_lock(&data->update_lock);
data->temp[nr] = LM75_TEMP_TO_REG(temp);