Using the advertising cache we are able to infer the type
of the remote device, and so trigger pairing over the correct
link type.
Signed-off-by: Vinicius Costa Gomes <vinicius.gomes@xxxxxxxxxxxxx>
---
net/bluetooth/mgmt.c | 15 +++++++++++++--
1 files changed, 13 insertions(+), 2 deletions(-)
diff --git a/net/bluetooth/mgmt.c b/net/bluetooth/mgmt.c
index 53e109e..1ce8d80 100644
--- a/net/bluetooth/mgmt.c
+++ b/net/bluetooth/mgmt.c
@@ -1347,6 +1347,7 @@ static int pair_device(struct sock *sk, u16 index, unsigned char *data, u16 len)
struct hci_dev *hdev;
struct mgmt_cp_pair_device *cp;
struct pending_cmd *cmd;
+ struct adv_entry *entry;
u8 sec_level, auth_type;
struct hci_conn *conn;
int err;
@@ -1372,7 +1373,14 @@ static int pair_device(struct sock *sk, u16 index, unsigned char *data, u16 len)
auth_type = HCI_AT_DEDICATED_BONDING_MITM;
}
- conn = hci_connect(hdev, ACL_LINK, &cp->bdaddr, sec_level, auth_type);
+ entry = hci_find_adv_entry(hdev, &cp->bdaddr);
+ if (entry)
+ conn = hci_connect(hdev, LE_LINK, &cp->bdaddr, sec_level,
+ auth_type);
+ else
+ conn = hci_connect(hdev, ACL_LINK, &cp->bdaddr, sec_level,
+ auth_type);
+
if (IS_ERR(conn)) {
err = PTR_ERR(conn);
goto unlock;
@@ -1391,7 +1399,10 @@ static int pair_device(struct sock *sk, u16 index, unsigned char *data, u16 len)
goto unlock;
}
- conn->connect_cfm_cb = pairing_complete_cb;
+ /* For LE, just connecting isn't a proof that the pairing finished */
+ if (!entry)
+ conn->connect_cfm_cb = pairing_complete_cb;
+
conn->security_cfm_cb = pairing_complete_cb;
conn->disconn_cfm_cb = pairing_complete_cb;
conn->io_capability = cp->io_cap;
--
1.7.6
--
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