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thermal: intel: Use sysfs_emit() in a sysfs show function

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Replace sprintf() with sysfs_emit() in sysfs show functions.

sysfs_emit() is preferred to format sysfs output as it provides better
bounds checking.

Signed-off-by: Thorsten Blum <thorsten.blum@linux.dev>
[ rjw: Subject tweaks ]
Link: https://patch.msgid.link/20260113082130.789891-2-thorsten.blum@linux.dev
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
This commit is contained in:
Thorsten Blum 2026-01-13 09:21:26 +01:00 • committed by Rafael J. Wysocki
parent 47c9ef95a7
commit 75faabf6b9
1 changed files with 3 additions and 2 deletions
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5
drivers/thermal/intel/therm_throt.c
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@ -23,6 +23,7 @@
#include <linux/types.h>
#include <linux/init.h>
#include <linux/smp.h>
#include <linux/sysfs.h>
#include <linux/cpu.h>
#include <asm/processor.h>
@ -144,8 +145,8 @@ static ssize_t therm_throt_device_show_##event##_##name( \
\
preempt_disable(); /* CPU hotplug */ \
if (cpu_online(cpu)) { \
ret = sprintf(buf, "%lu\n", \
per_cpu(thermal_state, cpu).event.name); \
ret = sysfs_emit(buf, "%lu\n", \
per_cpu(thermal_state, cpu).event.name); \
} else \
ret = 0; \
preempt_enable(); \