Smatch complains that adt7410_update_device() can return error pointers.
Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
---
Only needed in linux-next.
diff --git a/drivers/hwmon/adt7410.c b/drivers/hwmon/adt7410.c
index f8606df..030c8d7 100644
--- a/drivers/hwmon/adt7410.c
+++ b/drivers/hwmon/adt7410.c
@@ -236,9 +236,14 @@ static ssize_t adt7410_show_t_hyst(struct device *dev,
char *buf)
{
struct sensor_device_attribute *attr = to_sensor_dev_attr(da);
- struct adt7410_data *data = adt7410_update_device(dev);
+ struct adt7410_data *data;
int nr = attr->index;
- int hyst = (data->hyst & ADT7410_T_HYST_MASK) * 1000;
+ int hyst;
+
+ data = adt7410_update_device(dev);
+ if (IS_ERR(data))
+ return PTR_ERR(data);
+ hyst = (data->hyst & ADT7410_T_HYST_MASK) * 1000;
/*
* hysteresis is stored as a 4 bit offset in the device, convert it
--
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