The is_visible callback provides the sysfs attribute mode and is thus
truly mandatory as documented. Check it once at registration and remove
other checks for its existence.
Signed-off-by: Guenter Roeck <linux@xxxxxxxxxxxx>
---
drivers/hwmon/hwmon.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/drivers/hwmon/hwmon.c b/drivers/hwmon/hwmon.c
index 971c9eb78e6a..a0b5becf91fa 100644
--- a/drivers/hwmon/hwmon.c
+++ b/drivers/hwmon/hwmon.c
@@ -559,7 +559,7 @@ __hwmon_device_register(struct device *dev, const char *name, void *drvdata,
hdev = &hwdev->dev;
- if (chip && chip->ops->is_visible) {
+ if (chip) {
struct attribute **attrs;
int ngroups = 2;
@@ -605,7 +605,7 @@ __hwmon_device_register(struct device *dev, const char *name, void *drvdata,
if (err)
goto free_hwmon;
- if (chip && chip->ops->is_visible && chip->ops->read &&
+ if (chip && chip->ops->read &&
chip->info[0]->type == hwmon_chip &&
(chip->info[0]->config[0] & HWMON_C_REGISTER_TZ)) {
const struct hwmon_channel_info **info = chip->info;
@@ -673,7 +673,7 @@ hwmon_device_register_with_info(struct device *dev, const char *name,
const struct hwmon_chip_info *chip,
const struct attribute_group **groups)
{
- if (chip && (!chip->ops || !chip->info))
+ if (chip && (!chip->ops || !chip->ops->is_visible || !chip->info))
return ERR_PTR(-EINVAL);
return __hwmon_device_register(dev, name, drvdata, chip, groups);
--
2.5.0
--
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