Commit a7ec7338 authored by Johan Hedberg's avatar Johan Hedberg Committed by Marcel Holtmann

Bluetooth: Fix removing any IRKs when unpairing devices

When mgmt_unpair_device is called we should also remove any associated
IRKs. This patch adds a hci_remove_irk convenience function and ensures
that it's called when mgmt_unpair_device is called.
Signed-off-by: default avatarJohan Hedberg <johan.hedberg@intel.com>
Signed-off-by: default avatarMarcel Holtmann <marcel@holtmann.org>
parent b7d448d7
......@@ -801,6 +801,7 @@ struct smp_irk *hci_find_irk_by_addr(struct hci_dev *hdev, bdaddr_t *bdaddr,
u8 addr_type);
int hci_add_irk(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 addr_type,
u8 val[16], bdaddr_t *rpa);
void hci_remove_irk(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 addr_type);
void hci_smp_irks_clear(struct hci_dev *hdev);
void hci_remote_oob_data_clear(struct hci_dev *hdev);
......
......@@ -2823,6 +2823,21 @@ int hci_remove_ltk(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 bdaddr_type)
return removed ? 0 : -ENOENT;
}
void hci_remove_irk(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 addr_type)
{
struct smp_irk *k, *tmp;
list_for_each_entry_safe(k, tmp, &hdev->long_term_keys, list) {
if (bacmp(bdaddr, &k->bdaddr) || k->addr_type != addr_type)
continue;
BT_DBG("%s removing %pMR", hdev->name, bdaddr);
list_del(&k->list);
kfree(k);
}
}
/* HCI command timer function */
static void hci_cmd_timeout(unsigned long arg)
{
......
......@@ -2328,6 +2328,8 @@ static int unpair_device(struct sock *sk, struct hci_dev *hdev, void *data,
else
addr_type = ADDR_LE_DEV_RANDOM;
hci_remove_irk(hdev, &cp->addr.bdaddr, addr_type);
err = hci_remove_ltk(hdev, &cp->addr.bdaddr, addr_type);
}
......
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