@@ -28,7 +28,7 @@ static ssize_t online_show(struct device *dev, struct device_attribute *attr,
{
struct fieldbus_dev *fb = dev_get_drvdata(dev);
- return sprintf(buf, "%d\n", !!fb->online);
+ return sysfs_emit(buf, "%d\n", !!fb->online);
}
static DEVICE_ATTR_RO(online);
@@ -39,7 +39,7 @@ static ssize_t enabled_show(struct device *dev, struct device_attribute *attr,
if (!fb->enable_get)
return -EINVAL;
- return sprintf(buf, "%d\n", !!fb->enable_get(fb));
+ return sysfs_emit(buf, "%d\n", !!fb->enable_get(fb));
}
static ssize_t enabled_store(struct device *dev, struct device_attribute *attr,
@@ -66,11 +66,8 @@ static ssize_t card_name_show(struct device *dev, struct device_attribute *attr,
{
struct fieldbus_dev *fb = dev_get_drvdata(dev);
- /*
- * card_name was provided by child driver, could potentially be long.
- * protect against buffer overrun.
- */
- return snprintf(buf, PAGE_SIZE, "%s\n", fb->card_name);
+ /* card_name was provided by child driver. */
+ return sysfs_emit(buf, "%s\n", fb->card_name);
}
static DEVICE_ATTR_RO(card_name);
@@ -79,7 +76,7 @@ static ssize_t read_area_size_show(struct device *dev,
{
struct fieldbus_dev *fb = dev_get_drvdata(dev);
- return sprintf(buf, "%zu\n", fb->read_area_sz);
+ return sysfs_emit(buf, "%zu\n", fb->read_area_sz);
}
static DEVICE_ATTR_RO(read_area_size);
@@ -88,7 +85,7 @@ static ssize_t write_area_size_show(struct device *dev,
{
struct fieldbus_dev *fb = dev_get_drvdata(dev);
- return sprintf(buf, "%zu\n", fb->write_area_sz);
+ return sysfs_emit(buf, "%zu\n", fb->write_area_sz);
}
static DEVICE_ATTR_RO(write_area_size);
@@ -116,7 +113,7 @@ static ssize_t fieldbus_type_show(struct device *dev,
break;
}
- return sprintf(buf, "%s\n", t);
+ return sysfs_emit(buf, "%s\n", t);
}
static DEVICE_ATTR_RO(fieldbus_type);