Bluetooth specification states that when accepting a bluetooth synchronous
connection request, the role parameter is unused and will be ignored by the
controller. Moreover, the function is called only once with a fixed value.
Signed-off-by: Frédéric Dalleau <frederic.dalleau@xxxxxxxxxxxxxxx>
---
net/bluetooth/sco.c | 10 +++-------
1 file changed, 3 insertions(+), 7 deletions(-)
diff --git a/net/bluetooth/sco.c b/net/bluetooth/sco.c
index 7114984..0c15a0c 100644
--- a/net/bluetooth/sco.c
+++ b/net/bluetooth/sco.c
@@ -651,7 +651,7 @@ static int sco_sock_sendmsg(struct kiocb *iocb, struct socket *sock,
return err;
}
-static void sco_conn_defer_accept(struct hci_conn *conn, int mask)
+static void sco_conn_defer_accept(struct hci_conn *conn)
{
struct hci_dev *hdev = conn->hdev;
@@ -663,11 +663,7 @@ static void sco_conn_defer_accept(struct hci_conn *conn, int mask)
struct hci_cp_accept_conn_req cp;
bacpy(&cp.bdaddr, &conn->dst);
-
- if (lmp_rswitch_capable(hdev) && (mask & HCI_LM_MASTER))
- cp.role = 0x00; /* Become master */
- else
- cp.role = 0x01; /* Remain slave */
+ cp.role = 0x00; /* Ignored */
hci_send_cmd(hdev, HCI_OP_ACCEPT_CONN_REQ, sizeof(cp), &cp);
} else {
@@ -697,7 +693,7 @@ static int sco_sock_recvmsg(struct kiocb *iocb, struct socket *sock,
if (sk->sk_state == BT_CONNECT2 &&
test_bit(BT_SK_DEFER_SETUP, &bt_sk(sk)->flags)) {
- sco_conn_defer_accept(pi->conn->hcon, 0);
+ sco_conn_defer_accept(pi->conn->hcon);
sk->sk_state = BT_CONFIG;
msg->msg_namelen = 0;
--
1.7.9.5
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