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fs/resctrl: Simplify pseudo_lock_measure_trigger()

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Use convenient kstrtoint_from_user() to simplify pseudo_lock_measure_trigger().

No functional changes.

Signed-off-by: Dmitry Antipov <dmantipov@yandex.ru>
Signed-off-by: Borislav Petkov (AMD) <bp@alien8.de>
Reviewed-by: Reinette Chatre <reinette.chatre@intel.com>
Link: https://patch.msgid.link/20260821081128.19242-2-dmantipov@yandex.ru
This commit is contained in:
Dmitry Antipov 2026-08-21 11:11:28 +03:00 committed by Borislav Petkov (AMD)
parent 4b31656d91
commit a3f5e6eba4
1 changed files with 1 additions and 8 deletions
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9
fs/resctrl/pseudo_lock.c
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@ -750,17 +750,10 @@ static ssize_t pseudo_lock_measure_trigger(struct file *file,
size_t count, loff_t *ppos)
{
struct rdtgroup *rdtgrp = file->private_data;
size_t buf_size;
char buf[32];
int ret;
int sel;
buf_size = min(count, (sizeof(buf) - 1));
if (copy_from_user(buf, user_buf, buf_size))
return -EFAULT;
buf[buf_size] = '\0';
ret = kstrtoint(buf, 10, &sel);
ret = kstrtoint_from_user(user_buf, count, 10, &sel);
if (ret == 0) {
if (sel != 1 && sel != 2 && sel != 3)
return -EINVAL;