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Diffstat (limited to 'net/bluetooth/l2cap.c')
-rw-r--r--net/bluetooth/l2cap.c82
1 files changed, 45 insertions, 37 deletions
diff --git a/net/bluetooth/l2cap.c b/net/bluetooth/l2cap.c
index e83ee82440d..a59b1fb63b7 100644
--- a/net/bluetooth/l2cap.c
+++ b/net/bluetooth/l2cap.c
@@ -459,8 +459,8 @@ static void __l2cap_sock_close(struct sock *sk, int reason)
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);
+ 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);
} else {
@@ -652,7 +652,7 @@ static int l2cap_do_connect(struct sock *sk)
if (sk->sk_type == SOCK_SEQPACKET) {
struct l2cap_conn_req req;
l2cap_pi(sk)->ident = l2cap_get_ident(conn);
- req.scid = __cpu_to_le16(l2cap_pi(sk)->scid);
+ req.scid = cpu_to_le16(l2cap_pi(sk)->scid);
req.psm = l2cap_pi(sk)->psm;
l2cap_send_cmd(conn, l2cap_pi(sk)->ident,
L2CAP_CONN_REQ, sizeof(req), &req);
@@ -868,8 +868,8 @@ static inline int l2cap_do_send(struct sock *sk, struct msghdr *msg, int len)
/* Create L2CAP header */
lh = (struct l2cap_hdr *) skb_put(skb, L2CAP_HDR_SIZE);
- lh->cid = __cpu_to_le16(l2cap_pi(sk)->dcid);
- lh->len = __cpu_to_le16(len + (hlen - L2CAP_HDR_SIZE));
+ lh->cid = cpu_to_le16(l2cap_pi(sk)->dcid);
+ lh->len = cpu_to_le16(len + (hlen - L2CAP_HDR_SIZE));
if (sk->sk_type == SOCK_DGRAM)
put_unaligned(l2cap_pi(sk)->psm, (u16 *) skb_put(skb, 2));
@@ -954,11 +954,17 @@ static int l2cap_sock_setsockopt(struct socket *sock, int level, int optname, ch
switch (optname) {
case L2CAP_OPTIONS:
+ opts.imtu = l2cap_pi(sk)->imtu;
+ opts.omtu = l2cap_pi(sk)->omtu;
+ opts.flush_to = l2cap_pi(sk)->flush_to;
+ opts.mode = 0x00;
+
len = min_t(unsigned int, sizeof(opts), optlen);
if (copy_from_user((char *) &opts, optval, len)) {
err = -EFAULT;
break;
}
+
l2cap_pi(sk)->imtu = opts.imtu;
l2cap_pi(sk)->omtu = opts.omtu;
break;
@@ -1096,7 +1102,7 @@ static void l2cap_conn_ready(struct l2cap_conn *conn)
} else if (sk->sk_state == BT_CONNECT) {
struct l2cap_conn_req req;
l2cap_pi(sk)->ident = l2cap_get_ident(conn);
- req.scid = __cpu_to_le16(l2cap_pi(sk)->scid);
+ req.scid = cpu_to_le16(l2cap_pi(sk)->scid);
req.psm = l2cap_pi(sk)->psm;
l2cap_send_cmd(conn, l2cap_pi(sk)->ident, L2CAP_CONN_REQ, sizeof(req), &req);
}
@@ -1192,13 +1198,13 @@ static struct sk_buff *l2cap_build_cmd(struct l2cap_conn *conn,
return NULL;
lh = (struct l2cap_hdr *) skb_put(skb, L2CAP_HDR_SIZE);
- lh->len = __cpu_to_le16(L2CAP_CMD_HDR_SIZE + dlen);
- lh->cid = __cpu_to_le16(0x0001);
+ lh->len = cpu_to_le16(L2CAP_CMD_HDR_SIZE + dlen);
+ lh->cid = cpu_to_le16(0x0001);
cmd = (struct l2cap_cmd_hdr *) skb_put(skb, L2CAP_CMD_HDR_SIZE);
cmd->code = code;
cmd->ident = ident;
- cmd->len = __cpu_to_le16(dlen);
+ cmd->len = cpu_to_le16(dlen);
if (dlen) {
count -= L2CAP_HDR_SIZE + L2CAP_CMD_HDR_SIZE;
@@ -1316,11 +1322,11 @@ static void l2cap_add_conf_opt(void **ptr, u8 type, u8 len, unsigned long val)
break;
case 2:
- *((u16 *) opt->val) = __cpu_to_le16(val);
+ *((u16 *) opt->val) = cpu_to_le16(val);
break;
case 4:
- *((u32 *) opt->val) = __cpu_to_le32(val);
+ *((u32 *) opt->val) = cpu_to_le32(val);
break;
default:
@@ -1346,8 +1352,8 @@ static int l2cap_build_conf_req(struct sock *sk, void *data)
//if (flush_to != L2CAP_DEFAULT_FLUSH_TO)
// l2cap_add_conf_opt(&ptr, L2CAP_CONF_FLUSH_TO, 2, pi->flush_to);
- req->dcid = __cpu_to_le16(pi->dcid);
- req->flags = __cpu_to_le16(0);
+ req->dcid = cpu_to_le16(pi->dcid);
+ req->flags = cpu_to_le16(0);
return ptr - data;
}
@@ -1383,9 +1389,9 @@ static int l2cap_build_conf_rsp(struct sock *sk, void *data, int *result)
else
flags = 0x0001;
- rsp->scid = __cpu_to_le16(l2cap_pi(sk)->dcid);
- rsp->result = __cpu_to_le16(result ? *result : 0);
- rsp->flags = __cpu_to_le16(flags);
+ rsp->scid = cpu_to_le16(l2cap_pi(sk)->dcid);
+ rsp->result = cpu_to_le16(result ? *result : 0);
+ rsp->flags = cpu_to_le16(flags);
return ptr - data;
}
@@ -1470,10 +1476,10 @@ response:
bh_unlock_sock(parent);
sendresp:
- rsp.scid = __cpu_to_le16(scid);
- rsp.dcid = __cpu_to_le16(dcid);
- rsp.result = __cpu_to_le16(result);
- rsp.status = __cpu_to_le16(status);
+ rsp.scid = cpu_to_le16(scid);
+ rsp.dcid = cpu_to_le16(dcid);
+ rsp.result = cpu_to_le16(result);
+ rsp.status = cpu_to_le16(status);
l2cap_send_cmd(conn, cmd->ident, L2CAP_CONN_RSP, sizeof(rsp), &rsp);
return 0;
}
@@ -1613,8 +1619,8 @@ static inline int l2cap_config_rsp(struct l2cap_conn *conn, struct l2cap_cmd_hdr
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);
+ 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);
}
@@ -1652,8 +1658,8 @@ static inline int l2cap_disconnect_req(struct l2cap_conn *conn, struct l2cap_cmd
if (!(sk = l2cap_get_chan_by_scid(&conn->chan_list, dcid)))
return 0;
- rsp.dcid = __cpu_to_le16(l2cap_pi(sk)->scid);
- rsp.scid = __cpu_to_le16(l2cap_pi(sk)->dcid);
+ rsp.dcid = cpu_to_le16(l2cap_pi(sk)->scid);
+ rsp.scid = cpu_to_le16(l2cap_pi(sk)->dcid);
l2cap_send_cmd(conn, cmd->ident, L2CAP_DISCONN_RSP, sizeof(rsp), &rsp);
sk->sk_shutdown = SHUTDOWN_MASK;
@@ -1696,8 +1702,8 @@ static inline int l2cap_information_req(struct l2cap_conn *conn, struct l2cap_cm
BT_DBG("type 0x%4.4x", type);
- rsp.type = __cpu_to_le16(type);
- rsp.result = __cpu_to_le16(L2CAP_IR_NOTSUPP);
+ rsp.type = cpu_to_le16(type);
+ rsp.result = cpu_to_le16(L2CAP_IR_NOTSUPP);
l2cap_send_cmd(conn, cmd->ident, L2CAP_INFO_RSP, sizeof(rsp), &rsp);
return 0;
@@ -1794,7 +1800,7 @@ static inline void l2cap_sig_channel(struct l2cap_conn *conn, struct sk_buff *sk
BT_DBG("error %d", err);
/* FIXME: Map err to a valid reason */
- rej.reason = __cpu_to_le16(0);
+ rej.reason = cpu_to_le16(0);
l2cap_send_cmd(conn, cmd.ident, L2CAP_COMMAND_REJ, sizeof(rej), &rej);
}
@@ -1993,10 +1999,10 @@ static int l2cap_auth_cfm(struct hci_conn *hcon, u8 status)
result = L2CAP_CR_SEC_BLOCK;
}
- 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(0);
+ 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(0);
l2cap_send_cmd(conn, l2cap_pi(sk)->ident,
L2CAP_CONN_RSP, sizeof(rsp), &rsp);
@@ -2041,10 +2047,10 @@ static int l2cap_encrypt_cfm(struct hci_conn *hcon, u8 status)
result = L2CAP_CR_SEC_BLOCK;
}
- 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(0);
+ 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(0);
l2cap_send_cmd(conn, l2cap_pi(sk)->ident,
L2CAP_CONN_RSP, sizeof(rsp), &rsp);
@@ -2107,7 +2113,8 @@ static int l2cap_recv_acldata(struct hci_conn *hcon, struct sk_buff *skb, u16 fl
if (!(conn->rx_skb = bt_skb_alloc(len, GFP_ATOMIC)))
goto drop;
- memcpy(skb_put(conn->rx_skb, skb->len), skb->data, skb->len);
+ skb_copy_from_linear_data(skb, skb_put(conn->rx_skb, skb->len),
+ skb->len);
conn->rx_len = len - skb->len;
} else {
BT_DBG("Cont: frag len %d (expecting %d)", skb->len, conn->rx_len);
@@ -2128,7 +2135,8 @@ static int l2cap_recv_acldata(struct hci_conn *hcon, struct sk_buff *skb, u16 fl
goto drop;
}
- memcpy(skb_put(conn->rx_skb, skb->len), skb->data, skb->len);
+ skb_copy_from_linear_data(skb, skb_put(conn->rx_skb, skb->len),
+ skb->len);
conn->rx_len -= skb->len;
if (!conn->rx_len) {
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2024-11-02 02:14:17 +0000