From: XieLudan <xie.ludan@xxxxxxxxxx>
Follow the advice in Documentation/filesystems/sysfs.rst:
show() should only use sysfs_emit() or sysfs_emit_at() when formatting
the value to be returned to user space.
Signed-off-by: XieLudan <xie.ludan@xxxxxxxxxx>
---
kernel/events/core.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/kernel/events/core.c b/kernel/events/core.c
index 96f957035c6e..209250f4851a 100644
--- a/kernel/events/core.c
+++ b/kernel/events/core.c
@@ -11698,7 +11698,7 @@ static ssize_t nr_addr_filters_show(struct device *dev,
{
struct pmu *pmu = dev_get_drvdata(dev);
- return scnprintf(page, PAGE_SIZE - 1, "%d\n", pmu->nr_addr_filters);
+ return sysfs_emit(page, "%d\n", pmu->nr_addr_filters);
}
DEVICE_ATTR_RO(nr_addr_filters);
@@ -11709,7 +11709,7 @@ type_show(struct device *dev, struct device_attribute *attr, char *page)
{
struct pmu *pmu = dev_get_drvdata(dev);
- return scnprintf(page, PAGE_SIZE - 1, "%d\n", pmu->type);
+ return sysfs_emit(page, "%d\n", pmu->type);
}
static DEVICE_ATTR_RO(type);
@@ -11720,7 +11720,7 @@ perf_event_mux_interval_ms_show(struct device *dev,
{
struct pmu *pmu = dev_get_drvdata(dev);
- return scnprintf(page, PAGE_SIZE - 1, "%d\n", pmu->hrtimer_interval_ms);
+ return sysfs_emit(page, "%d\n", pmu->hrtimer_interval_ms);
}
static DEFINE_MUTEX(mux_interval_mutex);
--
2.25.1