diff options
Diffstat (limited to 'net/bluetooth/smp.c')
-rw-r--r-- | net/bluetooth/smp.c | 93 |
1 files changed, 0 insertions, 93 deletions
diff --git a/net/bluetooth/smp.c b/net/bluetooth/smp.c index 4ece170c518e..204f14f8b507 100644 --- a/net/bluetooth/smp.c +++ b/net/bluetooth/smp.c @@ -3373,94 +3373,6 @@ static const struct file_operations force_bredr_smp_fops = { .llseek = default_llseek, }; -static ssize_t le_min_key_size_read(struct file *file, - char __user *user_buf, - size_t count, loff_t *ppos) -{ - struct hci_dev *hdev = file->private_data; - char buf[4]; - - snprintf(buf, sizeof(buf), "%2u\n", hdev->le_min_key_size); - - return simple_read_from_buffer(user_buf, count, ppos, buf, strlen(buf)); -} - -static ssize_t le_min_key_size_write(struct file *file, - const char __user *user_buf, - 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)); - u8 key_size; - - if (copy_from_user(buf, user_buf, buf_size)) - return -EFAULT; - - buf[buf_size] = '\0'; - - sscanf(buf, "%hhu", &key_size); - - if (key_size > hdev->le_max_key_size || - key_size < SMP_MIN_ENC_KEY_SIZE) - return -EINVAL; - - hdev->le_min_key_size = key_size; - - return count; -} - -static const struct file_operations le_min_key_size_fops = { - .open = simple_open, - .read = le_min_key_size_read, - .write = le_min_key_size_write, - .llseek = default_llseek, -}; - -static ssize_t le_max_key_size_read(struct file *file, - char __user *user_buf, - size_t count, loff_t *ppos) -{ - struct hci_dev *hdev = file->private_data; - char buf[4]; - - snprintf(buf, sizeof(buf), "%2u\n", hdev->le_max_key_size); - - return simple_read_from_buffer(user_buf, count, ppos, buf, strlen(buf)); -} - -static ssize_t le_max_key_size_write(struct file *file, - const char __user *user_buf, - 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)); - u8 key_size; - - if (copy_from_user(buf, user_buf, buf_size)) - return -EFAULT; - - buf[buf_size] = '\0'; - - sscanf(buf, "%hhu", &key_size); - - if (key_size > SMP_MAX_ENC_KEY_SIZE || - key_size < hdev->le_min_key_size) - return -EINVAL; - - hdev->le_max_key_size = key_size; - - return count; -} - -static const struct file_operations le_max_key_size_fops = { - .open = simple_open, - .read = le_max_key_size_read, - .write = le_max_key_size_write, - .llseek = default_llseek, -}; - int smp_register(struct hci_dev *hdev) { struct l2cap_chan *chan; @@ -3485,11 +3397,6 @@ int smp_register(struct hci_dev *hdev) hdev->smp_data = chan; - debugfs_create_file("le_min_key_size", 0644, hdev->debugfs, hdev, - &le_min_key_size_fops); - debugfs_create_file("le_max_key_size", 0644, hdev->debugfs, hdev, - &le_max_key_size_fops); - /* If the controller does not support BR/EDR Secure Connections * feature, then the BR/EDR SMP channel shall not be present. * |