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Bluetooth: Create separate l2cap_send_disconn_req() function 

The code for sending a disconnect request was repeated several times
within L2CAP source code. So move this into its own function.

Signed-off-by: Gustavo F. Padovan <gustavo@las.ic.unicamp.br>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
This commit is contained in:
Gustavo F. Padovan 2009-07-23 10:27:23 -03:00 committed by Marcel Holtmann
parent f2fcfcd670
commit 22121fc915
1 changed files with 16 additions and 30 deletions
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46
net/bluetooth/l2cap.c
View File

@ -366,6 +366,16 @@ static void l2cap_do_start(struct sock *sk)
}
}
static void l2cap_send_disconn_req(struct l2cap_conn *conn, struct sock *sk)
{
struct l2cap_disconn_req req;
req.dcid = cpu_to_le16(l2cap_pi(sk)->dcid);
req.scid = cpu_to_le16(l2cap_pi(sk)->scid);
l2cap_send_cmd(conn, l2cap_get_ident(conn),
L2CAP_DISCONN_REQ, sizeof(req), &req);
}
/* ---- L2CAP connections ---- */
static void l2cap_conn_start(struct l2cap_conn *conn)
{
@ -650,15 +660,10 @@ static void __l2cap_sock_close(struct sock *sk, int reason)
case BT_CONFIG:
if (sk->sk_type == SOCK_SEQPACKET) {
struct l2cap_conn *conn = l2cap_pi(sk)->conn;
struct l2cap_disconn_req req;
sk->sk_state = BT_DISCONN;
l2cap_sock_set_timer(sk, sk->sk_sndtimeo);
req.dcid = cpu_to_le16(l2cap_pi(sk)->dcid);
req.scid = cpu_to_le16(l2cap_pi(sk)->scid);
l2cap_send_cmd(conn, l2cap_get_ident(conn),
L2CAP_DISCONN_REQ, sizeof(req), &req);
l2cap_send_disconn_req(conn, sk);
} else
l2cap_chan_del(sk, reason);
break;
@ -1786,13 +1791,8 @@ static int l2cap_build_conf_req(struct sock *sk, void *data)
case L2CAP_MODE_STREAMING:
case L2CAP_MODE_ERTM:
pi->conf_state |= L2CAP_CONF_STATE2_DEVICE;
if (!l2cap_mode_supported(pi->mode, pi->conn->feat_mask)) {
struct l2cap_disconn_req req;
req.dcid = cpu_to_le16(pi->dcid);
req.scid = cpu_to_le16(pi->scid);
l2cap_send_cmd(pi->conn, l2cap_get_ident(pi->conn),
L2CAP_DISCONN_REQ, sizeof(req), &req);
}
if (!l2cap_mode_supported(pi->mode, pi->conn->feat_mask))
l2cap_send_disconn_req(pi->conn, sk);
break;
default:
pi->mode = l2cap_select_mode(rfc.mode, pi->conn->feat_mask);
@ -2286,11 +2286,7 @@ static inline int l2cap_config_req(struct l2cap_conn *conn, struct l2cap_cmd_hdr
/* Complete config. */
len = l2cap_parse_conf_req(sk, rsp);
if (len < 0) {
struct l2cap_disconn_req req;
req.dcid = cpu_to_le16(l2cap_pi(sk)->dcid);
req.scid = cpu_to_le16(l2cap_pi(sk)->scid);
l2cap_send_cmd(conn, l2cap_get_ident(conn),
L2CAP_DISCONN_REQ, sizeof(req), &req);
l2cap_send_disconn_req(conn, sk);
goto unlock;
}
@ -2352,11 +2348,7 @@ static inline int l2cap_config_rsp(struct l2cap_conn *conn, struct l2cap_cmd_hdr
len = l2cap_parse_conf_rsp(sk, rsp->data,
len, req, &result);
if (len < 0) {
struct l2cap_disconn_req req;
req.dcid = cpu_to_le16(l2cap_pi(sk)->dcid);
req.scid = cpu_to_le16(l2cap_pi(sk)->scid);
l2cap_send_cmd(conn, l2cap_get_ident(conn),
L2CAP_DISCONN_REQ, sizeof(req), &req);
l2cap_send_disconn_req(conn, sk);
goto done;
}
@ -2372,13 +2364,7 @@ static inline int l2cap_config_rsp(struct l2cap_conn *conn, struct l2cap_cmd_hdr
sk->sk_state = BT_DISCONN;
sk->sk_err = ECONNRESET;
l2cap_sock_set_timer(sk, HZ * 5);
{
struct l2cap_disconn_req req;
req.dcid = cpu_to_le16(l2cap_pi(sk)->dcid);
req.scid = cpu_to_le16(l2cap_pi(sk)->scid);
l2cap_send_cmd(conn, l2cap_get_ident(conn),
L2CAP_DISCONN_REQ, sizeof(req), &req);
}
l2cap_send_disconn_req(conn, sk);
goto done;
}