hwmon: (ina2xx) Convert sysfs sprintf/snprintf family to sysfs_emit

Fix the following coccicheck warning:

drivers/hwmon/ina2xx.c:313:8-16: WARNING: use scnprintf or sprintf
drivers/hwmon/ina2xx.c:453:8-16: WARNING: use scnprintf or sprintf
drivers/hwmon/ina2xx.c:484:8-16: WARNING: use scnprintf or sprintf
drivers/hwmon/ina2xx.c:540:8-16: WARNING: use scnprintf or sprintf

Signed-off-by: Zihao Tang <tangzihao1@hisilicon.com>
Signed-off-by: Jay Fang <f.fangjian@huawei.com>
Link: https://lore.kernel.org/r/1615892457-35501-1-git-send-email-f.fangjian@huawei.com
Signed-off-by: Guenter Roeck <linux@roeck-us.net>

diff --git a/drivers/hwmon/ina2xx.c b/drivers/hwmon/ina2xx.c
index ca97f9e931bc0232445c0c14216756e615d12d98..8acb2db58c68e6ecbe9f304b8c81a06cbd36b662 100644 (file)
--- a/drivers/hwmon/ina2xx.c
+++ b/drivers/hwmon/ina2xx.c
@@ -310,8 +310,7 @@ static ssize_t ina2xx_value_show(struct device *dev,
        if (err < 0)
                return err;
 
-       return snprintf(buf, PAGE_SIZE, "%d\n",
-                       ina2xx_get_value(data, attr->index, regval));
+       return sysfs_emit(buf, "%d\n", ina2xx_get_value(data, attr->index, regval));
 }
 
 static int ina226_reg_to_alert(struct ina2xx_data *data, u8 bit, u16 regval)
@@ -450,7 +449,7 @@ static ssize_t ina226_alarm_show(struct device *dev,
 
        alarm = (regval & BIT(attr->index)) &&
                (regval & INA226_ALERT_FUNCTION_FLAG);
-       return snprintf(buf, PAGE_SIZE, "%d\n", alarm);
+       return sysfs_emit(buf, "%d\n", alarm);
 }
 
 /*
@@ -481,7 +480,7 @@ static ssize_t ina2xx_shunt_show(struct device *dev,
 {
        struct ina2xx_data *data = dev_get_drvdata(dev);
 
-       return snprintf(buf, PAGE_SIZE, "%li\n", data->rshunt);
+       return sysfs_emit(buf, "%li\n", data->rshunt);
 }
 
 static ssize_t ina2xx_shunt_store(struct device *dev,
@@ -537,7 +536,7 @@ static ssize_t ina226_interval_show(struct device *dev,
        if (status)
                return status;
 
-       return snprintf(buf, PAGE_SIZE, "%d\n", ina226_reg_to_interval(regval));
+       return sysfs_emit(buf, "%d\n", ina226_reg_to_interval(regval));
 }
 
 /* shunt voltage */