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Bluetooth: Fix hci_update_random_address() error return for no crypto

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If the AES crypto context is not available we cannot generate new RPAs.
We should therefore cleanly return an error from the function
responsible for updating the random address.

Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
This commit is contained in:
Johan Hedberg 2014-08-08 09:32:48 +03:00 committed by Marcel Holtmann
parent d336860559
commit fabed38fcf
1 changed files with 6 additions and 0 deletions
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6
net/bluetooth/hci_core.c
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@ -3882,6 +3882,12 @@ int hci_update_random_address(struct hci_request *req, bool require_privacy,
!bacmp(&hdev->random_addr, &hdev->rpa))
return 0;
if (!hdev->tfm_aes) {
BT_ERR("%s crypto not available to generate RPA",
hdev->name);
return -EOPNOTSUPP;
}
err = smp_generate_rpa(hdev->tfm_aes, hdev->irk, &hdev->rpa);
if (err < 0) {
BT_ERR("%s failed to generate new RPA", hdev->name);