diff options
Diffstat (limited to 'net/bluetooth')
| -rw-r--r-- | net/bluetooth/hci_event.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/net/bluetooth/hci_event.c b/net/bluetooth/hci_event.c index cd3d7d90029b..0a591be8b0ae 100644 --- a/net/bluetooth/hci_event.c +++ b/net/bluetooth/hci_event.c @@ -2963,14 +2963,14 @@ static void read_enc_key_size_complete(struct hci_dev *hdev, u8 status, if (!conn) goto unlock; - /* If we fail to read the encryption key size, assume maximum - * (which is the same we do also when this HCI command isn't - * supported. + /* While unexpected, the read_enc_key_size command may fail. The most + * secure approach is to then assume the key size is 0 to force a + * disconnection. */ if (rp->status) { bt_dev_err(hdev, "failed to read key size for handle %u", handle); - conn->enc_key_size = HCI_LINK_KEY_SIZE; + conn->enc_key_size = 0; } else { conn->enc_key_size = rp->key_size; } |