Replace sprintf in sysfs show() paths with sysfs_emit(),
per Documentation/filesystems/sysfs.rst.
No functional changes.

Signed-off-by: Vivek BalachandharTN <vivek.balachandhar@gmail.com>
---
 drivers/w1/w1.c | 20 ++++++++++----------
 1 file changed, 10 insertions(+), 10 deletions(-)

diff --git a/drivers/w1/w1.c b/drivers/w1/w1.c
index d0474a0532ec..002d2639aa12 100644
--- a/drivers/w1/w1.c
+++ b/drivers/w1/w1.c
@@ -86,7 +86,7 @@ static ssize_t name_show(struct device *dev, struct device_attribute *attr, char
 {
 	struct w1_slave *sl = dev_to_w1_slave(dev);
 
-	return sprintf(buf, "%s\n", sl->name);
+	return sysfs_emit(buf, "%s\n", sl->name);
 }
 static DEVICE_ATTR_RO(name);
 
@@ -207,7 +207,7 @@ static ssize_t w1_master_attribute_show_name(struct device *dev, struct device_a
 	ssize_t count;
 
 	mutex_lock(&md->mutex);
-	count = sprintf(buf, "%s\n", md->name);
+	count = sysfs_emit(buf, "%s\n", md->name);
 	mutex_unlock(&md->mutex);
 
 	return count;
@@ -243,7 +243,7 @@ static ssize_t w1_master_attribute_show_search(struct device *dev,
 	ssize_t count;
 
 	mutex_lock(&md->mutex);
-	count = sprintf(buf, "%d\n", md->search_count);
+	count = sysfs_emit(buf, "%d\n", md->search_count);
 	mutex_unlock(&md->mutex);
 
 	return count;
@@ -276,7 +276,7 @@ static ssize_t w1_master_attribute_show_pullup(struct device *dev,
 	ssize_t count;
 
 	mutex_lock(&md->mutex);
-	count = sprintf(buf, "%d\n", md->enable_pullup);
+	count = sysfs_emit(buf, "%d\n", md->enable_pullup);
 	mutex_unlock(&md->mutex);
 
 	return count;
@@ -288,20 +288,20 @@ static ssize_t w1_master_attribute_show_pointer(struct device *dev, struct devic
 	ssize_t count;
 
 	mutex_lock(&md->mutex);
-	count = sprintf(buf, "0x%p\n", md->bus_master);
+	count = sysfs_emit(buf, "0x%p\n", md->bus_master);
 	mutex_unlock(&md->mutex);
 	return count;
 }
 
 static ssize_t w1_master_attribute_show_timeout(struct device *dev, struct device_attribute *attr, char *buf)
 {
-	return sprintf(buf, "%d\n", w1_timeout);
+	return sysfs_emit(buf, "%d\n", w1_timeout);
 }
 
 static ssize_t w1_master_attribute_show_timeout_us(struct device *dev,
 	struct device_attribute *attr, char *buf)
 {
-	return sprintf(buf, "%d\n", w1_timeout_us);
+	return sysfs_emit(buf, "%d\n", w1_timeout_us);
 }
 
 static ssize_t w1_master_attribute_store_max_slave_count(struct device *dev,
@@ -328,7 +328,7 @@ static ssize_t w1_master_attribute_show_max_slave_count(struct device *dev, stru
 	ssize_t count;
 
 	mutex_lock(&md->mutex);
-	count = sprintf(buf, "%d\n", md->max_slave_count);
+	count = sysfs_emit(buf, "%d\n", md->max_slave_count);
 	mutex_unlock(&md->mutex);
 	return count;
 }
@@ -339,7 +339,7 @@ static ssize_t w1_master_attribute_show_attempts(struct device *dev, struct devi
 	ssize_t count;
 
 	mutex_lock(&md->mutex);
-	count = sprintf(buf, "%lu\n", md->attempts);
+	count = sysfs_emit(buf, "%lu\n", md->attempts);
 	mutex_unlock(&md->mutex);
 	return count;
 }
@@ -350,7 +350,7 @@ static ssize_t w1_master_attribute_show_slave_count(struct device *dev, struct d
 	ssize_t count;
 
 	mutex_lock(&md->mutex);
-	count = sprintf(buf, "%d\n", md->slave_count);
+	count = sysfs_emit(buf, "%d\n", md->slave_count);
 	mutex_unlock(&md->mutex);
 	return count;
 }
-- 
2.34.1

On Sat, 04 Oct 2025 22:21:28 +0000, Vivek BalachandharTN wrote:
> Replace sprintf in sysfs show() paths with sysfs_emit(),
> per Documentation/filesystems/sysfs.rst.
> No functional changes.
> 
> 

Applied, thanks!

[1/1] w1: use sysfs_emit() in sysfs show() callbacks
      https://git.kernel.org/krzk/linux-w1/c/c6d0c9cae7eea0a029b5961d896c016d1467d03d

Best regards,
-- 
Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>