[PATCH] mm/memory-failure: Replace sprintf() with sysfs_emit()

From: zhangguopeng
Date: Tue Oct 29 2024 - 06:19:37 EST


As Documentation/filesystems/sysfs.rst suggested, show() should only
use sysfs_emit() or sysfs_emit_at() when formatting the value to be
returned to user space.

Signed-off-by: zhangguopeng <zhangguopeng@xxxxxxxxxx>
---
mm/memory-failure.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/mm/memory-failure.c b/mm/memory-failure.c
index 7194d6639720..fff849daceba 100644
--- a/mm/memory-failure.c
+++ b/mm/memory-failure.c
@@ -100,7 +100,7 @@ static ssize_t _name##_show(struct device *dev, \
{ \
struct memory_failure_stats *mf_stats = \
&NODE_DATA(dev->id)->mf_stats; \
- return sprintf(buf, "%lu\n", mf_stats->_name); \
+ return sysfs_emit(buf, "%lu\n", mf_stats->_name); \
} \
static DEVICE_ATTR_RO(_name)

--
2.25.1