提交 cf99ba13 编写于 作者: M Marcel Holtmann 提交者: 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: NMarcel Holtmann <marcel@holtmann.org>
Signed-off-by: NJohan Hedberg <johan.hedberg@intel.com>
上级 9060d5cf
...@@ -3553,6 +3553,12 @@ static int load_long_term_keys(struct sock *sk, struct hci_dev *hdev, ...@@ -3553,6 +3553,12 @@ static int load_long_term_keys(struct sock *sk, struct hci_dev *hdev,
u16 key_count, expected_len; u16 key_count, expected_len;
int i, err; 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); key_count = __le16_to_cpu(cp->key_count);
expected_len = sizeof(*cp) + key_count * expected_len = sizeof(*cp) + key_count *
......
Markdown is supported
0% .
You are about to add 0 people to the discussion. Proceed with caution.
先完成此消息的编辑!
想要评论请 注册