diff mbox series

[linux-next] leds: leds-lm3533: Convert to use sysfs_emit() APIs

Message ID 20220927114650.259860-1-zhang.songyi@zte.com.cn
State New
Headers show
Series [linux-next] leds: leds-lm3533: Convert to use sysfs_emit() APIs | expand

Commit Message

zhangsongyi.cgel@gmail.com Sept. 27, 2022, 11:46 a.m. UTC 
From: zhang songyi <zhang.songyi@zte.com.cn>

Follow the advice of the Documentation/filesystems/sysfs.rst and show()
should only use sysfs_emit() or sysfs_emit_at() when formatting the value
to be returned to user space.

Reported-by: Zeal Robot <zealci@zte.com.cn>
Signed-off-by: zhang songyi <zhang.songyi@zte.com.cn>
---
 drivers/leds/leds-lm3533.c | 12 ++++++------
 1 file changed, 6 insertions(+), 6 deletions(-)
diff mbox series

Patch

diff --git a/drivers/leds/leds-lm3533.c b/drivers/leds/leds-lm3533.c
index 43d5970d96aa..bcd414eb4724 100644
--- a/drivers/leds/leds-lm3533.c
+++ b/drivers/leds/leds-lm3533.c
@@ -314,7 +314,7 @@  static ssize_t show_id(struct device *dev,
 	struct led_classdev *led_cdev = dev_get_drvdata(dev);
 	struct lm3533_led *led = to_lm3533_led(led_cdev);
 
-	return scnprintf(buf, PAGE_SIZE, "%d\n", led->id);
+	return sysfs_emit(buf, "%d\n", led->id);
 }
 
 /*
@@ -344,7 +344,7 @@  static ssize_t show_risefalltime(struct device *dev,
 	if (ret)
 		return ret;
 
-	return scnprintf(buf, PAGE_SIZE, "%x\n", val);
+	return sysfs_emit(buf, "%x\n", val);
 }
 
 static ssize_t show_risetime(struct device *dev,
@@ -415,7 +415,7 @@  static ssize_t show_als_channel(struct device *dev,
 
 	channel = (val & LM3533_REG_CTRLBANK_BCONF_ALS_CHANNEL_MASK) + 1;
 
-	return scnprintf(buf, PAGE_SIZE, "%u\n", channel);
+	return sysfs_emit(buf, "%u\n", channel);
 }
 
 static ssize_t store_als_channel(struct device *dev,
@@ -465,7 +465,7 @@  static ssize_t show_als_en(struct device *dev,
 
 	enable = val & LM3533_REG_CTRLBANK_BCONF_ALS_EN_MASK;
 
-	return scnprintf(buf, PAGE_SIZE, "%d\n", enable);
+	return sysfs_emit(buf, "%d\n", enable);
 }
 
 static ssize_t store_als_en(struct device *dev,
@@ -518,7 +518,7 @@  static ssize_t show_linear(struct device *dev,
 	else
 		linear = 0;
 
-	return scnprintf(buf, PAGE_SIZE, "%x\n", linear);
+	return sysfs_emit(buf, "%x\n", linear);
 }
 
 static ssize_t store_linear(struct device *dev,
@@ -564,7 +564,7 @@  static ssize_t show_pwm(struct device *dev,
 	if (ret)
 		return ret;
 
-	return scnprintf(buf, PAGE_SIZE, "%u\n", val);
+	return sysfs_emit(buf, "%u\n", val);
 }
 
 static ssize_t store_pwm(struct device *dev,