2012-04-12 10:03:33

by Vishal Agarwal

[permalink] [raw]
Subject: [PATCH] Bluetooth: hci_persistent_key should return bool

This patch changes the return type of function hci_persistent_key
from int to bool.
Signed-off-by: Vishal Agarwal <[email protected]>
---
include/net/bluetooth/hci_core.h | 2 +-
net/bluetooth/hci_core.c | 21 +++++++++++----------
net/bluetooth/mgmt.c | 2 +-
3 files changed, 13 insertions(+), 12 deletions(-)

diff --git a/include/net/bluetooth/hci_core.h b/include/net/bluetooth/hci_core.h
index c0b232c..8a9abe2 100644
--- a/include/net/bluetooth/hci_core.h
+++ b/include/net/bluetooth/hci_core.h
@@ -983,7 +983,7 @@ 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);
diff --git a/net/bluetooth/hci_core.c b/net/bluetooth/hci_core.c
index 52c7abf..703c28d 100644
--- a/net/bluetooth/hci_core.c
+++ b/net/bluetooth/hci_core.c
@@ -1219,40 +1219,40 @@ 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])
@@ -1289,7 +1289,8 @@ 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) {
diff --git a/net/bluetooth/mgmt.c b/net/bluetooth/mgmt.c
index 4e7a01f..fe36ed9 100644
--- a/net/bluetooth/mgmt.c
+++ b/net/bluetooth/mgmt.c
@@ -2954,7 +2954,7 @@ 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;

--
1.7.0.4