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