/* Bluetooth L2CAP sockets. */
#include <net/bluetooth/bluetooth.h>
+#include <net/bluetooth/hci_core.h>
#include <net/bluetooth/l2cap.h>
+/* ---- L2CAP timers ---- */
static void l2cap_sock_timeout(unsigned long arg)
{
struct sock *sk = (struct sock *) arg;
sock_put(sk);
}
+void l2cap_sock_set_timer(struct sock *sk, long timeout)
+{
+ BT_DBG("sk %p state %d timeout %ld", sk, sk->sk_state, timeout);
+ sk_reset_timer(sk, &sk->sk_timer, jiffies + timeout);
+}
+
+void l2cap_sock_clear_timer(struct sock *sk)
+{
+ BT_DBG("sock %p state %d", sk, sk->sk_state);
+ sk_stop_timer(sk, &sk->sk_timer);
+}
+
static struct sock *__l2cap_get_sock_by_addr(__le16 psm, bdaddr_t *src)
{
struct sock *sk;
len = min_t(unsigned int, sizeof(la), alen);
memcpy(&la, addr, len);
- if (la.l2_cid)
+ if (la.l2_cid && la.l2_psm)
return -EINVAL;
lock_sock(sk);
l2cap_pi(sk)->sec_level = BT_SECURITY_SDP;
}
+ if (la.l2_cid)
+ l2cap_pi(sk)->scid = la.l2_cid;
+
write_unlock_bh(&l2cap_sk_list.lock);
done:
return err;
}
+static int l2cap_sock_connect(struct socket *sock, struct sockaddr *addr, int alen, int flags)
+{
+ struct sock *sk = sock->sk;
+ struct sockaddr_l2 la;
+ int len, err = 0;
+
+ BT_DBG("sk %p", sk);
+
+ if (!addr || alen < sizeof(addr->sa_family) ||
+ addr->sa_family != AF_BLUETOOTH)
+ return -EINVAL;
+
+ memset(&la, 0, sizeof(la));
+ len = min_t(unsigned int, sizeof(la), alen);
+ memcpy(&la, addr, len);
+
+ if (la.l2_cid && la.l2_psm)
+ return -EINVAL;
+
+ lock_sock(sk);
+
+ if ((sk->sk_type == SOCK_SEQPACKET || sk->sk_type == SOCK_STREAM)
+ && !(la.l2_psm || la.l2_cid)) {
+ err = -EINVAL;
+ goto done;
+ }
+
+ switch (l2cap_pi(sk)->mode) {
+ case L2CAP_MODE_BASIC:
+ break;
+ case L2CAP_MODE_ERTM:
+ case L2CAP_MODE_STREAMING:
+ if (!disable_ertm)
+ break;
+ /* fall through */
+ default:
+ err = -ENOTSUPP;
+ goto done;
+ }
+
+ switch (sk->sk_state) {
+ case BT_CONNECT:
+ case BT_CONNECT2:
+ case BT_CONFIG:
+ /* Already connecting */
+ goto wait;
+
+ case BT_CONNECTED:
+ /* Already connected */
+ err = -EISCONN;
+ goto done;
+
+ case BT_OPEN:
+ case BT_BOUND:
+ /* Can connect */
+ break;
+
+ default:
+ err = -EBADFD;
+ goto done;
+ }
+
+ /* PSM must be odd and lsb of upper byte must be 0 */
+ if ((__le16_to_cpu(la.l2_psm) & 0x0101) != 0x0001 &&
+ sk->sk_type != SOCK_RAW && !la.l2_cid) {
+ err = -EINVAL;
+ goto done;
+ }
+
+ /* Set destination address and psm */
+ bacpy(&bt_sk(sk)->dst, &la.l2_bdaddr);
+ l2cap_pi(sk)->psm = la.l2_psm;
+ l2cap_pi(sk)->dcid = la.l2_cid;
+
+ err = l2cap_do_connect(sk);
+ if (err)
+ goto done;
+
+wait:
+ err = bt_sock_wait_state(sk, BT_CONNECTED,
+ sock_sndtimeo(sk, flags & O_NONBLOCK));
+done:
+ release_sock(sk);
+ return err;
+}
+
static int l2cap_sock_listen(struct socket *sock, int backlog)
{
struct sock *sk = sock->sk;
goto done;
}
- if (!l2cap_pi(sk)->psm) {
+ if (!l2cap_pi(sk)->psm && !l2cap_pi(sk)->dcid) {
bdaddr_t *src = &bt_sk(sk)->src;
u16 psm;
return 0;
}
+static int l2cap_sock_getsockopt_old(struct socket *sock, int optname, char __user *optval, int __user *optlen)
+{
+ struct sock *sk = sock->sk;
+ struct l2cap_options opts;
+ struct l2cap_conninfo cinfo;
+ int len, err = 0;
+ u32 opt;
+
+ BT_DBG("sk %p", sk);
+
+ if (get_user(len, optlen))
+ return -EFAULT;
+
+ lock_sock(sk);
+
+ switch (optname) {
+ case L2CAP_OPTIONS:
+ memset(&opts, 0, sizeof(opts));
+ opts.imtu = l2cap_pi(sk)->imtu;
+ opts.omtu = l2cap_pi(sk)->omtu;
+ opts.flush_to = l2cap_pi(sk)->flush_to;
+ opts.mode = l2cap_pi(sk)->mode;
+ opts.fcs = l2cap_pi(sk)->fcs;
+ opts.max_tx = l2cap_pi(sk)->max_tx;
+ opts.txwin_size = (__u16)l2cap_pi(sk)->tx_win;
+
+ len = min_t(unsigned int, len, sizeof(opts));
+ if (copy_to_user(optval, (char *) &opts, len))
+ err = -EFAULT;
+
+ break;
+
+ case L2CAP_LM:
+ switch (l2cap_pi(sk)->sec_level) {
+ case BT_SECURITY_LOW:
+ opt = L2CAP_LM_AUTH;
+ break;
+ case BT_SECURITY_MEDIUM:
+ opt = L2CAP_LM_AUTH | L2CAP_LM_ENCRYPT;
+ break;
+ case BT_SECURITY_HIGH:
+ opt = L2CAP_LM_AUTH | L2CAP_LM_ENCRYPT |
+ L2CAP_LM_SECURE;
+ break;
+ default:
+ opt = 0;
+ break;
+ }
+
+ if (l2cap_pi(sk)->role_switch)
+ opt |= L2CAP_LM_MASTER;
+
+ if (l2cap_pi(sk)->force_reliable)
+ opt |= L2CAP_LM_RELIABLE;
+
+ if (put_user(opt, (u32 __user *) optval))
+ err = -EFAULT;
+ break;
+
+ case L2CAP_CONNINFO:
+ if (sk->sk_state != BT_CONNECTED &&
+ !(sk->sk_state == BT_CONNECT2 &&
+ bt_sk(sk)->defer_setup)) {
+ err = -ENOTCONN;
+ break;
+ }
+
+ cinfo.hci_handle = l2cap_pi(sk)->conn->hcon->handle;
+ memcpy(cinfo.dev_class, l2cap_pi(sk)->conn->hcon->dev_class, 3);
+
+ len = min_t(unsigned int, len, sizeof(cinfo));
+ if (copy_to_user(optval, (char *) &cinfo, len))
+ err = -EFAULT;
+
+ break;
+
+ default:
+ err = -ENOPROTOOPT;
+ break;
+ }
+
+ release_sock(sk);
+ return err;
+}
+
+static int l2cap_sock_getsockopt(struct socket *sock, int level, int optname, char __user *optval, int __user *optlen)
+{
+ struct sock *sk = sock->sk;
+ struct bt_security sec;
+ int len, err = 0;
+
+ BT_DBG("sk %p", sk);
+
+ if (level == SOL_L2CAP)
+ return l2cap_sock_getsockopt_old(sock, optname, optval, optlen);
+
+ if (level != SOL_BLUETOOTH)
+ return -ENOPROTOOPT;
+
+ if (get_user(len, optlen))
+ return -EFAULT;
+
+ lock_sock(sk);
+
+ switch (optname) {
+ case BT_SECURITY:
+ if (sk->sk_type != SOCK_SEQPACKET && sk->sk_type != SOCK_STREAM
+ && sk->sk_type != SOCK_RAW) {
+ err = -EINVAL;
+ break;
+ }
+
+ sec.level = l2cap_pi(sk)->sec_level;
+
+ len = min_t(unsigned int, len, sizeof(sec));
+ if (copy_to_user(optval, (char *) &sec, len))
+ err = -EFAULT;
+
+ break;
+
+ case BT_DEFER_SETUP:
+ if (sk->sk_state != BT_BOUND && sk->sk_state != BT_LISTEN) {
+ err = -EINVAL;
+ break;
+ }
+
+ if (put_user(bt_sk(sk)->defer_setup, (u32 __user *) optval))
+ err = -EFAULT;
+
+ break;
+
+ case BT_FLUSHABLE:
+ if (put_user(l2cap_pi(sk)->flushable, (u32 __user *) optval))
+ err = -EFAULT;
+
+ break;
+
+ default:
+ err = -ENOPROTOOPT;
+ break;
+ }
+
+ release_sock(sk);
+ return err;
+}
+
+static int l2cap_sock_setsockopt_old(struct socket *sock, int optname, char __user *optval, unsigned int optlen)
+{
+ struct sock *sk = sock->sk;
+ struct l2cap_options opts;
+ int len, err = 0;
+ u32 opt;
+
+ BT_DBG("sk %p", sk);
+
+ lock_sock(sk);
+
+ switch (optname) {
+ case L2CAP_OPTIONS:
+ if (sk->sk_state == BT_CONNECTED) {
+ err = -EINVAL;
+ break;
+ }
+
+ opts.imtu = l2cap_pi(sk)->imtu;
+ opts.omtu = l2cap_pi(sk)->omtu;
+ opts.flush_to = l2cap_pi(sk)->flush_to;
+ opts.mode = l2cap_pi(sk)->mode;
+ opts.fcs = l2cap_pi(sk)->fcs;
+ opts.max_tx = l2cap_pi(sk)->max_tx;
+ opts.txwin_size = (__u16)l2cap_pi(sk)->tx_win;
+
+ len = min_t(unsigned int, sizeof(opts), optlen);
+ if (copy_from_user((char *) &opts, optval, len)) {
+ err = -EFAULT;
+ break;
+ }
+
+ if (opts.txwin_size > L2CAP_DEFAULT_TX_WINDOW) {
+ err = -EINVAL;
+ break;
+ }
+
+ l2cap_pi(sk)->mode = opts.mode;
+ switch (l2cap_pi(sk)->mode) {
+ case L2CAP_MODE_BASIC:
+ l2cap_pi(sk)->conf_state &= ~L2CAP_CONF_STATE2_DEVICE;
+ break;
+ case L2CAP_MODE_ERTM:
+ case L2CAP_MODE_STREAMING:
+ if (!disable_ertm)
+ break;
+ /* fall through */
+ default:
+ err = -EINVAL;
+ break;
+ }
+
+ l2cap_pi(sk)->imtu = opts.imtu;
+ l2cap_pi(sk)->omtu = opts.omtu;
+ l2cap_pi(sk)->fcs = opts.fcs;
+ l2cap_pi(sk)->max_tx = opts.max_tx;
+ l2cap_pi(sk)->tx_win = (__u8)opts.txwin_size;
+ break;
+
+ case L2CAP_LM:
+ if (get_user(opt, (u32 __user *) optval)) {
+ err = -EFAULT;
+ break;
+ }
+
+ if (opt & L2CAP_LM_AUTH)
+ l2cap_pi(sk)->sec_level = BT_SECURITY_LOW;
+ if (opt & L2CAP_LM_ENCRYPT)
+ l2cap_pi(sk)->sec_level = BT_SECURITY_MEDIUM;
+ if (opt & L2CAP_LM_SECURE)
+ l2cap_pi(sk)->sec_level = BT_SECURITY_HIGH;
+
+ l2cap_pi(sk)->role_switch = (opt & L2CAP_LM_MASTER);
+ l2cap_pi(sk)->force_reliable = (opt & L2CAP_LM_RELIABLE);
+ break;
+
+ default:
+ err = -ENOPROTOOPT;
+ break;
+ }
+
+ release_sock(sk);
+ return err;
+}
+
+static int l2cap_sock_setsockopt(struct socket *sock, int level, int optname, char __user *optval, unsigned int optlen)
+{
+ struct sock *sk = sock->sk;
+ struct bt_security sec;
+ int len, err = 0;
+ u32 opt;
+
+ BT_DBG("sk %p", sk);
+
+ if (level == SOL_L2CAP)
+ return l2cap_sock_setsockopt_old(sock, optname, optval, optlen);
+
+ if (level != SOL_BLUETOOTH)
+ return -ENOPROTOOPT;
+
+ lock_sock(sk);
+
+ switch (optname) {
+ case BT_SECURITY:
+ if (sk->sk_type != SOCK_SEQPACKET && sk->sk_type != SOCK_STREAM
+ && sk->sk_type != SOCK_RAW) {
+ err = -EINVAL;
+ break;
+ }
+
+ sec.level = BT_SECURITY_LOW;
+
+ len = min_t(unsigned int, sizeof(sec), optlen);
+ if (copy_from_user((char *) &sec, optval, len)) {
+ err = -EFAULT;
+ break;
+ }
+
+ if (sec.level < BT_SECURITY_LOW ||
+ sec.level > BT_SECURITY_HIGH) {
+ err = -EINVAL;
+ break;
+ }
+
+ l2cap_pi(sk)->sec_level = sec.level;
+ break;
+
+ case BT_DEFER_SETUP:
+ if (sk->sk_state != BT_BOUND && sk->sk_state != BT_LISTEN) {
+ err = -EINVAL;
+ break;
+ }
+
+ if (get_user(opt, (u32 __user *) optval)) {
+ err = -EFAULT;
+ break;
+ }
+
+ bt_sk(sk)->defer_setup = opt;
+ break;
+
+ case BT_FLUSHABLE:
+ if (get_user(opt, (u32 __user *) optval)) {
+ err = -EFAULT;
+ break;
+ }
+
+ if (opt > BT_FLUSHABLE_ON) {
+ err = -EINVAL;
+ break;
+ }
+
+ if (opt == BT_FLUSHABLE_OFF) {
+ struct l2cap_conn *conn = l2cap_pi(sk)->conn;
+ /* proceed futher only when we have l2cap_conn and
+ No Flush support in the LM */
+ if (!conn || !lmp_no_flush_capable(conn->hcon->hdev)) {
+ err = -EINVAL;
+ break;
+ }
+ }
+
+ l2cap_pi(sk)->flushable = opt;
+ break;
+
+ default:
+ err = -ENOPROTOOPT;
+ break;
+ }
+
+ release_sock(sk);
+ return err;
+}
+
+static int l2cap_sock_sendmsg(struct kiocb *iocb, struct socket *sock, struct msghdr *msg, size_t len)
+{
+ struct sock *sk = sock->sk;
+ struct l2cap_pinfo *pi = l2cap_pi(sk);
+ struct sk_buff *skb;
+ u16 control;
+ int err;
+
+ BT_DBG("sock %p, sk %p", sock, sk);
+
+ err = sock_error(sk);
+ if (err)
+ return err;
+
+ if (msg->msg_flags & MSG_OOB)
+ return -EOPNOTSUPP;
+
+ lock_sock(sk);
+
+ if (sk->sk_state != BT_CONNECTED) {
+ err = -ENOTCONN;
+ goto done;
+ }
+
+ /* Connectionless channel */
+ if (sk->sk_type == SOCK_DGRAM) {
+ skb = l2cap_create_connless_pdu(sk, msg, len);
+ if (IS_ERR(skb)) {
+ err = PTR_ERR(skb);
+ } else {
+ l2cap_do_send(sk, skb);
+ err = len;
+ }
+ goto done;
+ }
+
+ switch (pi->mode) {
+ case L2CAP_MODE_BASIC:
+ /* Check outgoing MTU */
+ if (len > pi->omtu) {
+ err = -EMSGSIZE;
+ goto done;
+ }
+
+ /* Create a basic PDU */
+ skb = l2cap_create_basic_pdu(sk, msg, len);
+ if (IS_ERR(skb)) {
+ err = PTR_ERR(skb);
+ goto done;
+ }
+
+ l2cap_do_send(sk, skb);
+ err = len;
+ break;
+
+ case L2CAP_MODE_ERTM:
+ case L2CAP_MODE_STREAMING:
+ /* Entire SDU fits into one PDU */
+ if (len <= pi->remote_mps) {
+ control = L2CAP_SDU_UNSEGMENTED;
+ skb = l2cap_create_iframe_pdu(sk, msg, len, control, 0);
+ if (IS_ERR(skb)) {
+ err = PTR_ERR(skb);
+ goto done;
+ }
+ __skb_queue_tail(TX_QUEUE(sk), skb);
+
+ if (sk->sk_send_head == NULL)
+ sk->sk_send_head = skb;
+
+ } else {
+ /* Segment SDU into multiples PDUs */
+ err = l2cap_sar_segment_sdu(sk, msg, len);
+ if (err < 0)
+ goto done;
+ }
+
+ if (pi->mode == L2CAP_MODE_STREAMING) {
+ l2cap_streaming_send(sk);
+ } else {
+ if ((pi->conn_state & L2CAP_CONN_REMOTE_BUSY) &&
+ (pi->conn_state & L2CAP_CONN_WAIT_F)) {
+ err = len;
+ break;
+ }
+ err = l2cap_ertm_send(sk);
+ }
+
+ if (err >= 0)
+ err = len;
+ break;
+
+ default:
+ BT_DBG("bad state %1.1x", pi->mode);
+ err = -EBADFD;
+ }
+
+done:
+ release_sock(sk);
+ return err;
+}
+
+static int l2cap_sock_recvmsg(struct kiocb *iocb, struct socket *sock, struct msghdr *msg, size_t len, int flags)
+{
+ struct sock *sk = sock->sk;
+
+ lock_sock(sk);
+
+ if (sk->sk_state == BT_CONNECT2 && bt_sk(sk)->defer_setup) {
+ struct l2cap_conn_rsp rsp;
+ struct l2cap_conn *conn = l2cap_pi(sk)->conn;
+ u8 buf[128];
+
+ sk->sk_state = BT_CONFIG;
+
+ rsp.scid = cpu_to_le16(l2cap_pi(sk)->dcid);
+ rsp.dcid = cpu_to_le16(l2cap_pi(sk)->scid);
+ rsp.result = cpu_to_le16(L2CAP_CR_SUCCESS);
+ rsp.status = cpu_to_le16(L2CAP_CS_NO_INFO);
+ l2cap_send_cmd(l2cap_pi(sk)->conn, l2cap_pi(sk)->ident,
+ L2CAP_CONN_RSP, sizeof(rsp), &rsp);
+
+ if (l2cap_pi(sk)->conf_state & L2CAP_CONF_REQ_SENT) {
+ release_sock(sk);
+ return 0;
+ }
+
+ l2cap_pi(sk)->conf_state |= L2CAP_CONF_REQ_SENT;
+ l2cap_send_cmd(conn, l2cap_get_ident(conn), L2CAP_CONF_REQ,
+ l2cap_build_conf_req(sk, buf), buf);
+ l2cap_pi(sk)->num_conf_req++;
+
+ release_sock(sk);
+ return 0;
+ }
+
+ release_sock(sk);
+
+ if (sock->type == SOCK_STREAM)
+ return bt_sock_stream_recvmsg(iocb, sock, msg, len, flags);
+
+ return bt_sock_recvmsg(iocb, sock, msg, len, flags);
+}
+
+/* Kill socket (only if zapped and orphan)
+ * Must be called on unlocked socket.
+ */
+void l2cap_sock_kill(struct sock *sk)
+{
+ if (!sock_flag(sk, SOCK_ZAPPED) || sk->sk_socket)
+ return;
+
+ BT_DBG("sk %p state %d", sk, sk->sk_state);
+
+ /* Kill poor orphan */
+ bt_sock_unlink(&l2cap_sk_list, sk);
+ sock_set_flag(sk, SOCK_DEAD);
+ sock_put(sk);
+}
+
+/* Must be called on unlocked socket. */
+static void l2cap_sock_close(struct sock *sk)
+{
+ l2cap_sock_clear_timer(sk);
+ lock_sock(sk);
+ __l2cap_sock_close(sk, ECONNRESET);
+ release_sock(sk);
+ l2cap_sock_kill(sk);
+}
+
+static void l2cap_sock_cleanup_listen(struct sock *parent)
+{
+ struct sock *sk;
+
+ BT_DBG("parent %p", parent);
+
+ /* Close not yet accepted channels */
+ while ((sk = bt_accept_dequeue(parent, NULL)))
+ l2cap_sock_close(sk);
+
+ parent->sk_state = BT_CLOSED;
+ sock_set_flag(parent, SOCK_ZAPPED);
+}
+
+void __l2cap_sock_close(struct sock *sk, int reason)
+{
+ struct l2cap_conn *conn = l2cap_pi(sk)->conn;
+
+ BT_DBG("sk %p state %d socket %p", sk, sk->sk_state, sk->sk_socket);
+
+ switch (sk->sk_state) {
+ case BT_LISTEN:
+ l2cap_sock_cleanup_listen(sk);
+ break;
+
+ case BT_CONNECTED:
+ case BT_CONFIG:
+ if ((sk->sk_type == SOCK_SEQPACKET ||
+ sk->sk_type == SOCK_STREAM) &&
+ conn->hcon->type == ACL_LINK) {
+ l2cap_sock_set_timer(sk, sk->sk_sndtimeo);
+ l2cap_send_disconn_req(conn, sk, reason);
+ } else
+ l2cap_chan_del(sk, reason);
+ break;
+
+ case BT_CONNECT2:
+ if ((sk->sk_type == SOCK_SEQPACKET ||
+ sk->sk_type == SOCK_STREAM) &&
+ conn->hcon->type == ACL_LINK) {
+ struct l2cap_conn_rsp rsp;
+ __u16 result;
+
+ if (bt_sk(sk)->defer_setup)
+ result = L2CAP_CR_SEC_BLOCK;
+ else
+ result = L2CAP_CR_BAD_PSM;
+
+ rsp.scid = cpu_to_le16(l2cap_pi(sk)->dcid);
+ rsp.dcid = cpu_to_le16(l2cap_pi(sk)->scid);
+ rsp.result = cpu_to_le16(result);
+ rsp.status = cpu_to_le16(L2CAP_CS_NO_INFO);
+ l2cap_send_cmd(conn, l2cap_pi(sk)->ident,
+ L2CAP_CONN_RSP, sizeof(rsp), &rsp);
+ } else
+ l2cap_chan_del(sk, reason);
+ break;
+
+ case BT_CONNECT:
+ case BT_DISCONN:
+ l2cap_chan_del(sk, reason);
+ break;
+
+ default:
+ sock_set_flag(sk, SOCK_ZAPPED);
+ break;
+ }
+}
+
+static int l2cap_sock_shutdown(struct socket *sock, int how)
+{
+ struct sock *sk = sock->sk;
+ int err = 0;
+
+ BT_DBG("sock %p, sk %p", sock, sk);
+
+ if (!sk)
+ return 0;
+
+ lock_sock(sk);
+ if (!sk->sk_shutdown) {
+ if (l2cap_pi(sk)->mode == L2CAP_MODE_ERTM)
+ err = __l2cap_wait_ack(sk);
+
+ sk->sk_shutdown = SHUTDOWN_MASK;
+ l2cap_sock_clear_timer(sk);
+ __l2cap_sock_close(sk, 0);
+
+ if (sock_flag(sk, SOCK_LINGER) && sk->sk_lingertime)
+ err = bt_sock_wait_state(sk, BT_CLOSED,
+ sk->sk_lingertime);
+ }
+
+ if (!err && sk->sk_err)
+ err = -sk->sk_err;
+
+ release_sock(sk);
+ return err;
+}
+
static int l2cap_sock_release(struct socket *sock)
{
struct sock *sk = sock->sk;
int __init l2cap_init_sockets(void)
{
- int err;
+ int err;
- err = proto_register(&l2cap_proto, 0);
- if (err < 0)
- return err;
+ err = proto_register(&l2cap_proto, 0);
+ if (err < 0)
+ return err;
- err = bt_sock_register(BTPROTO_L2CAP, &l2cap_sock_family_ops);
- if (err < 0)
- goto error;
+ err = bt_sock_register(BTPROTO_L2CAP, &l2cap_sock_family_ops);
+ if (err < 0)
+ goto error;
- BT_INFO("L2CAP socket layer initialized");
+ BT_INFO("L2CAP socket layer initialized");
- return 0;
+ return 0;
error:
- BT_ERR("L2CAP socket registration failed");
- proto_unregister(&l2cap_proto);
- return err;
+ BT_ERR("L2CAP socket registration failed");
+ proto_unregister(&l2cap_proto);
+ return err;
}
void l2cap_cleanup_sockets(void)
{
- if (bt_sock_unregister(BTPROTO_L2CAP) < 0)
- BT_ERR("L2CAP socket unregistration failed");
+ if (bt_sock_unregister(BTPROTO_L2CAP) < 0)
+ BT_ERR("L2CAP socket unregistration failed");
- proto_unregister(&l2cap_proto);
+ proto_unregister(&l2cap_proto);
}
projects / karo-tx-linux.git / blobdiff