Bluetooth: hci_persistent_key should return bool

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>

diff --git a/include/net/bluetooth/hci_core.h b/include/net/bluetooth/hci_core.h
index 6822d25..f8577c1 100644 (file)
--- a/include/net/bluetooth/hci_core.h
+++ b/include/net/bluetooth/hci_core.h
@@ -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);

diff --git a/net/bluetooth/hci_core.c b/net/bluetooth/hci_core.c
index 2054c13..c2251e4 100644 (file)
--- a/net/bluetooth/hci_core.c
+++ b/net/bluetooth/hci_core.c
@@ -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) {

diff --git a/net/bluetooth/mgmt.c b/net/bluetooth/mgmt.c
index 4ef275c..4bb03b1 100644 (file)
--- a/net/bluetooth/mgmt.c
+++ b/net/bluetooth/mgmt.c
@@ -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;