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Bluetooth: Fix hci_update_random_address() error return for no crypto 

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);