diff options
Diffstat (limited to 'drivers/misc')
| -rw-r--r-- | drivers/misc/apds9802als.c | 2 | ||||
| -rw-r--r-- | drivers/misc/bh1770glc.c | 8 | ||||
| -rw-r--r-- | drivers/misc/isl29020.c | 4 |
3 files changed, 10 insertions, 4 deletions
diff --git a/drivers/misc/apds9802als.c b/drivers/misc/apds9802als.c index f9b91ba8900c..0ed09358027e 100644 --- a/drivers/misc/apds9802als.c +++ b/drivers/misc/apds9802als.c @@ -123,7 +123,7 @@ static ssize_t als_sensing_range_store(struct device *dev, { struct i2c_client *client = to_i2c_client(dev); struct als_data *data = i2c_get_clientdata(client); - unsigned int ret_val; + int ret_val; unsigned long val; if (strict_strtoul(buf, 10, &val)) diff --git a/drivers/misc/bh1770glc.c b/drivers/misc/bh1770glc.c index cee632e645e1..d79a972f2c79 100644 --- a/drivers/misc/bh1770glc.c +++ b/drivers/misc/bh1770glc.c @@ -649,7 +649,7 @@ static ssize_t bh1770_power_state_store(struct device *dev, { struct bh1770_chip *chip = dev_get_drvdata(dev); unsigned long value; - size_t ret; + ssize_t ret; if (strict_strtoul(buf, 0, &value)) return -EINVAL; @@ -659,8 +659,12 @@ static ssize_t bh1770_power_state_store(struct device *dev, pm_runtime_get_sync(dev); ret = bh1770_lux_rate(chip, chip->lux_rate_index); - ret |= bh1770_lux_interrupt_control(chip, BH1770_ENABLE); + if (ret < 0) { + pm_runtime_put(dev); + goto leave; + } + ret = bh1770_lux_interrupt_control(chip, BH1770_ENABLE); if (ret < 0) { pm_runtime_put(dev); goto leave; diff --git a/drivers/misc/isl29020.c b/drivers/misc/isl29020.c index 34fe835921c4..ca47e6285075 100644 --- a/drivers/misc/isl29020.c +++ b/drivers/misc/isl29020.c @@ -87,7 +87,7 @@ static ssize_t als_sensing_range_store(struct device *dev, struct device_attribute *attr, const char *buf, size_t count) { struct i2c_client *client = to_i2c_client(dev); - unsigned int ret_val; + int ret_val; unsigned long val; if (strict_strtoul(buf, 10, &val)) @@ -106,6 +106,8 @@ static ssize_t als_sensing_range_store(struct device *dev, val = 4; ret_val = i2c_smbus_read_byte_data(client, 0x00); + if (ret_val < 0) + return ret_val; ret_val &= 0xFC; /*reset the bit before setting them */ ret_val |= val - 1; |