diff options
| author | Marcel Holtmann <marcel@holtmann.org> | 2013-10-02 21:16:08 -0700 |
|---|---|---|
| committer | Johan Hedberg <johan.hedberg@intel.com> | 2013-10-03 09:33:02 +0300 |
| commit | cf99ba1359701ce82e756368513ddd0c5a7164ba (patch) | |
| tree | 225f1ce672e6a590f9fbd8d44d6a897da5c27be7 /net/bluetooth | |
| parent | 9060d5cf5200c37dd23f5502bd7c3ccadce04a5f (diff) | |
Bluetooth: Restrict loading of long term keys to LE capable controllers
Loading long term keys into a BR/EDR only controller make no sense.
The kernel would never use any of these keys. So instead of allowing
userspace to waste memory, reject such operation with a not supported
error message.
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>
Diffstat (limited to 'net/bluetooth')
| -rw-r--r-- | net/bluetooth/mgmt.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/net/bluetooth/mgmt.c b/net/bluetooth/mgmt.c index bf33c5280f6..4ce0f118e4c 100644 --- a/net/bluetooth/mgmt.c +++ b/net/bluetooth/mgmt.c @@ -3553,6 +3553,12 @@ static int load_long_term_keys(struct sock *sk, struct hci_dev *hdev, u16 key_count, expected_len; int i, err; + BT_DBG("request for %s", hdev->name); + + if (!lmp_le_capable(hdev)) + return cmd_status(sk, hdev->id, MGMT_OP_LOAD_LONG_TERM_KEYS, + MGMT_STATUS_NOT_SUPPORTED); + key_count = __le16_to_cpu(cp->key_count); expected_len = sizeof(*cp) + key_count * |