Commit cf99ba13 authored by Marcel Holtmann's avatar Marcel Holtmann Committed by Johan Hedberg

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: default avatarMarcel Holtmann <marcel@holtmann.org>
Signed-off-by: default avatarJohan Hedberg <johan.hedberg@intel.com>
parent 9060d5cf
......@@ -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 *
......
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