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Bluetooth: hci_persistent_key should return bool

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This patch changes the return type of function hci_persistent_key
from int to bool because it makes more sense to return information
whether a key is persistent or not as a bool.

Signed-off-by: Vishal Agarwal <vishal.agarwal@stericsson.com>
Acked-by: Marcel Holtmann <marcel@holtmann.org>
Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>
This commit is contained in:
Vishal Agarwal 2012-04-13 17:43:22 +05:30 committed by Johan Hedberg
parent 87522a433b
commit 745c0ce35f
3 changed files with 13 additions and 12 deletions
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2
include/net/bluetooth/hci_core.h
View File

@ -980,7 +980,7 @@ int mgmt_discoverable(struct hci_dev *hdev, u8 discoverable);
int mgmt_connectable(struct hci_dev *hdev, u8 connectable);
int mgmt_write_scan_failed(struct hci_dev *hdev, u8 scan, u8 status);
int mgmt_new_link_key(struct hci_dev *hdev, struct link_key *key,
u8 persistent);
bool persistent);
int mgmt_device_connected(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type,
u8 addr_type, u32 flags, u8 *name, u8 name_len,
u8 *dev_class);

21
net/bluetooth/hci_core.c
View File

@ -1216,40 +1216,40 @@ struct link_key *hci_find_link_key(struct hci_dev *hdev, bdaddr_t *bdaddr)
return NULL;
}
static int hci_persistent_key(struct hci_dev *hdev, struct hci_conn *conn,
static bool hci_persistent_key(struct hci_dev *hdev, struct hci_conn *conn,
u8 key_type, u8 old_key_type)
{
/* Legacy key */
if (key_type < 0x03)
return 1;
return true;
/* Debug keys are insecure so don't store them persistently */
if (key_type == HCI_LK_DEBUG_COMBINATION)
return 0;
return false;
/* Changed combination key and there's no previous one */
if (key_type == HCI_LK_CHANGED_COMBINATION && old_key_type == 0xff)
return 0;
return false;
/* Security mode 3 case */
if (!conn)
return 1;
return true;
/* Neither local nor remote side had no-bonding as requirement */
if (conn->auth_type > 0x01 && conn->remote_auth > 0x01)
return 1;
return true;
/* Local side had dedicated bonding as requirement */
if (conn->auth_type == 0x02 || conn->auth_type == 0x03)
return 1;
return true;
/* Remote side had dedicated bonding as requirement */
if (conn->remote_auth == 0x02 || conn->remote_auth == 0x03)
return 1;
return true;
/* If none of the above criteria match, then don't store the key
* persistently */
return 0;
return false;
}
struct smp_ltk *hci_find_ltk(struct hci_dev *hdev, __le16 ediv, u8 rand[8])
@ -1286,7 +1286,8 @@ int hci_add_link_key(struct hci_dev *hdev, struct hci_conn *conn, int new_key,
bdaddr_t *bdaddr, u8 *val, u8 type, u8 pin_len)
{
struct link_key *key, *old_key;
u8 old_key_type, persistent;
u8 old_key_type;
bool persistent;
old_key = hci_find_link_key(hdev, bdaddr);
if (old_key) {

2
net/bluetooth/mgmt.c
View File

@ -2884,7 +2884,7 @@ int mgmt_write_scan_failed(struct hci_dev *hdev, u8 scan, u8 status)
return 0;
}
int mgmt_new_link_key(struct hci_dev *hdev, struct link_key *key, u8 persistent)
int mgmt_new_link_key(struct hci_dev *hdev, struct link_key *key, bool persistent)
{
struct mgmt_ev_new_link_key ev;