github-mirror/linux
1
0
Fork 0
mirror of https://github.com/torvalds/linux.git synced 2026-06-04 12:35:52 +02:00
Code Issues Actions Packages Projects Releases Wiki Activity Graph

cpufreq: governor: Use sysfs_emit() in sysfs show functions

Browse Source 
Replace sprintf() with sysfs_emit() in sysfs show functions.
sysfs_emit() is preferred for formatting sysfs output because it
provides safer bounds checking.  No functional changes.

Signed-off-by: Thorsten Blum <thorsten.blum@linux.dev>
Acked-by: Viresh Kumar <viresh.kumar@linaro.org>
[ rjw: Subject tweak ]
Link: https://patch.msgid.link/20260223210351.344388-2-thorsten.blum@linux.dev
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
This commit is contained in:
Thorsten Blum 2026-02-23 22:03:51 +01:00 committed by Rafael J. Wysocki
parent 6acae3c833
commit 022eec206a
1 changed files with 3 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

5
drivers/cpufreq/cpufreq_governor.h
View File

@ -21,6 +21,7 @@
#include <linux/kernel_stat.h>
#include <linux/module.h>
#include <linux/mutex.h>
#include <linux/sysfs.h>
/* Ondemand Sampling types */
enum {OD_NORMAL_SAMPLE, OD_SUB_SAMPLE};
@ -57,7 +58,7 @@ static ssize_t file_name##_show \
{ \
struct dbs_data *dbs_data = to_dbs_data(attr_set); \
struct _gov##_dbs_tuners *tuners = dbs_data->tuners; \
return sprintf(buf, "%u\n", tuners->file_name); \
return sysfs_emit(buf, "%u\n", tuners->file_name); \
}
#define gov_show_one_common(file_name) \
@ -65,7 +66,7 @@ static ssize_t file_name##_show \
(struct gov_attr_set *attr_set, char *buf) \
{ \
struct dbs_data *dbs_data = to_dbs_data(attr_set); \
return sprintf(buf, "%u\n", dbs_data->file_name); \
return sysfs_emit(buf, "%u\n", dbs_data->file_name); \
}
#define gov_attr_ro(_name) \