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Bluetooth: simplify force_no_mitm_write() with kstrtobool_from_user()

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Simplify 'force_no_mitm_write()' by using the convenient
'kstrtobool_from_user()'.

Signed-off-by: Dmitry Antipov <dmantipov@yandex.ru>
Signed-off-by: Luiz Augusto von Dentz <luiz.von.dentz@intel.com>
This commit is contained in:
Dmitry Antipov 2026-06-17 18:30:19 +03:00 committed by Luiz Augusto von Dentz
parent e01e99a5ec
commit 288f31431b
1 changed files with 4 additions and 8 deletions
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12
net/bluetooth/hci_debugfs.c
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@ -1161,16 +1161,12 @@ static ssize_t force_no_mitm_write(struct file *file,
size_t count, loff_t *ppos)
{
struct hci_dev *hdev = file->private_data;
char buf[32];
size_t buf_size = min(count, (sizeof(buf) - 1));
bool enable;
int err;
if (copy_from_user(buf, user_buf, buf_size))
return -EFAULT;
buf[buf_size] = '\0';
if (kstrtobool(buf, &enable))
return -EINVAL;
err = kstrtobool_from_user(user_buf, count, &enable);
if (err)
return err;
if (enable == hci_dev_test_flag(hdev, HCI_FORCE_NO_MITM))
return -EALREADY;