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authorDavid S. Miller <davem@davemloft.net>2011-04-25 15:46:37 -0400
committerDavid S. Miller <davem@davemloft.net>2011-04-25 15:46:37 -0400
commit345578d97c549995ddbcc178f16f710602cc06bb (patch)
treece05e39a01ffce847f6f7f65f19b1e8e20dbf0c2 /net/bluetooth/l2cap_sock.c
parentfe2a70eefa18a3e419dd9a23e16af14258b7cc20 (diff)
parentcfef6047c4027a8448ec8dafeaf2bb362cc882e4 (diff)
Merge branch 'for-davem' of git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless-next-2.6
Diffstat (limited to 'net/bluetooth/l2cap_sock.c')
-rw-r--r--net/bluetooth/l2cap_sock.c72
1 files changed, 24 insertions, 48 deletions
diff --git a/net/bluetooth/l2cap_sock.c b/net/bluetooth/l2cap_sock.c
index 299fe56a9668..47394a178bd5 100644
--- a/net/bluetooth/l2cap_sock.c
+++ b/net/bluetooth/l2cap_sock.c
@@ -269,7 +269,7 @@ static int l2cap_sock_listen(struct socket *sock, int backlog)
269 goto done; 269 goto done;
270 } 270 }
271 271
272 if (!l2cap_pi(sk)->psm && !l2cap_pi(sk)->dcid) { 272 if (!l2cap_pi(sk)->psm && !l2cap_pi(sk)->scid) {
273 bdaddr_t *src = &bt_sk(sk)->src; 273 bdaddr_t *src = &bt_sk(sk)->src;
274 u16 psm; 274 u16 psm;
275 275
@@ -757,35 +757,37 @@ static int l2cap_sock_sendmsg(struct kiocb *iocb, struct socket *sock, struct ms
757 case L2CAP_MODE_ERTM: 757 case L2CAP_MODE_ERTM:
758 case L2CAP_MODE_STREAMING: 758 case L2CAP_MODE_STREAMING:
759 /* Entire SDU fits into one PDU */ 759 /* Entire SDU fits into one PDU */
760 if (len <= pi->remote_mps) { 760 if (len <= pi->chan->remote_mps) {
761 control = L2CAP_SDU_UNSEGMENTED; 761 control = L2CAP_SDU_UNSEGMENTED;
762 skb = l2cap_create_iframe_pdu(sk, msg, len, control, 0); 762 skb = l2cap_create_iframe_pdu(sk, msg, len, control, 0);
763 if (IS_ERR(skb)) { 763 if (IS_ERR(skb)) {
764 err = PTR_ERR(skb); 764 err = PTR_ERR(skb);
765 goto done; 765 goto done;
766 } 766 }
767 __skb_queue_tail(TX_QUEUE(sk), skb); 767 __skb_queue_tail(&pi->chan->tx_q, skb);
768 768
769 if (sk->sk_send_head == NULL) 769 if (pi->chan->tx_send_head == NULL)
770 sk->sk_send_head = skb; 770 pi->chan->tx_send_head = skb;
771 771
772 } else { 772 } else {
773 /* Segment SDU into multiples PDUs */ 773 /* Segment SDU into multiples PDUs */
774 err = l2cap_sar_segment_sdu(sk, msg, len); 774 err = l2cap_sar_segment_sdu(pi->chan, msg, len);
775 if (err < 0) 775 if (err < 0)
776 goto done; 776 goto done;
777 } 777 }
778 778
779 if (pi->mode == L2CAP_MODE_STREAMING) { 779 if (pi->mode == L2CAP_MODE_STREAMING) {
780 l2cap_streaming_send(sk); 780 l2cap_streaming_send(pi->chan);
781 } else { 781 err = len;
782 if ((pi->conn_state & L2CAP_CONN_REMOTE_BUSY) && 782 break;
783 (pi->conn_state & L2CAP_CONN_WAIT_F)) { 783 }
784 err = len; 784
785 break; 785 if ((pi->chan->conn_state & L2CAP_CONN_REMOTE_BUSY) &&
786 } 786 (pi->chan->conn_state & L2CAP_CONN_WAIT_F)) {
787 err = l2cap_ertm_send(sk); 787 err = len;
788 break;
788 } 789 }
790 err = l2cap_ertm_send(pi->chan);
789 791
790 if (err >= 0) 792 if (err >= 0)
791 err = len; 793 err = len;
@@ -808,29 +810,7 @@ static int l2cap_sock_recvmsg(struct kiocb *iocb, struct socket *sock, struct ms
808 lock_sock(sk); 810 lock_sock(sk);
809 811
810 if (sk->sk_state == BT_CONNECT2 && bt_sk(sk)->defer_setup) { 812 if (sk->sk_state == BT_CONNECT2 && bt_sk(sk)->defer_setup) {
811 struct l2cap_conn_rsp rsp; 813 __l2cap_connect_rsp_defer(sk);
812 struct l2cap_conn *conn = l2cap_pi(sk)->conn;
813 u8 buf[128];
814
815 sk->sk_state = BT_CONFIG;
816
817 rsp.scid = cpu_to_le16(l2cap_pi(sk)->dcid);
818 rsp.dcid = cpu_to_le16(l2cap_pi(sk)->scid);
819 rsp.result = cpu_to_le16(L2CAP_CR_SUCCESS);
820 rsp.status = cpu_to_le16(L2CAP_CS_NO_INFO);
821 l2cap_send_cmd(l2cap_pi(sk)->conn, l2cap_pi(sk)->ident,
822 L2CAP_CONN_RSP, sizeof(rsp), &rsp);
823
824 if (l2cap_pi(sk)->conf_state & L2CAP_CONF_REQ_SENT) {
825 release_sock(sk);
826 return 0;
827 }
828
829 l2cap_pi(sk)->conf_state |= L2CAP_CONF_REQ_SENT;
830 l2cap_send_cmd(conn, l2cap_get_ident(conn), L2CAP_CONF_REQ,
831 l2cap_build_conf_req(sk, buf), buf);
832 l2cap_pi(sk)->num_conf_req++;
833
834 release_sock(sk); 814 release_sock(sk);
835 return 0; 815 return 0;
836 } 816 }
@@ -886,6 +866,7 @@ static void l2cap_sock_cleanup_listen(struct sock *parent)
886void __l2cap_sock_close(struct sock *sk, int reason) 866void __l2cap_sock_close(struct sock *sk, int reason)
887{ 867{
888 struct l2cap_conn *conn = l2cap_pi(sk)->conn; 868 struct l2cap_conn *conn = l2cap_pi(sk)->conn;
869 struct l2cap_chan *chan = l2cap_pi(sk)->chan;
889 870
890 BT_DBG("sk %p state %d socket %p", sk, sk->sk_state, sk->sk_socket); 871 BT_DBG("sk %p state %d socket %p", sk, sk->sk_state, sk->sk_socket);
891 872
@@ -900,9 +881,9 @@ void __l2cap_sock_close(struct sock *sk, int reason)
900 sk->sk_type == SOCK_STREAM) && 881 sk->sk_type == SOCK_STREAM) &&
901 conn->hcon->type == ACL_LINK) { 882 conn->hcon->type == ACL_LINK) {
902 l2cap_sock_set_timer(sk, sk->sk_sndtimeo); 883 l2cap_sock_set_timer(sk, sk->sk_sndtimeo);
903 l2cap_send_disconn_req(conn, sk, reason); 884 l2cap_send_disconn_req(conn, chan, reason);
904 } else 885 } else
905 l2cap_chan_del(sk, reason); 886 l2cap_chan_del(chan, reason);
906 break; 887 break;
907 888
908 case BT_CONNECT2: 889 case BT_CONNECT2:
@@ -921,16 +902,16 @@ void __l2cap_sock_close(struct sock *sk, int reason)
921 rsp.dcid = cpu_to_le16(l2cap_pi(sk)->scid); 902 rsp.dcid = cpu_to_le16(l2cap_pi(sk)->scid);
922 rsp.result = cpu_to_le16(result); 903 rsp.result = cpu_to_le16(result);
923 rsp.status = cpu_to_le16(L2CAP_CS_NO_INFO); 904 rsp.status = cpu_to_le16(L2CAP_CS_NO_INFO);
924 l2cap_send_cmd(conn, l2cap_pi(sk)->ident, 905 l2cap_send_cmd(conn, chan->ident, L2CAP_CONN_RSP,
925 L2CAP_CONN_RSP, sizeof(rsp), &rsp); 906 sizeof(rsp), &rsp);
926 } 907 }
927 908
928 l2cap_chan_del(sk, reason); 909 l2cap_chan_del(chan, reason);
929 break; 910 break;
930 911
931 case BT_CONNECT: 912 case BT_CONNECT:
932 case BT_DISCONN: 913 case BT_DISCONN:
933 l2cap_chan_del(sk, reason); 914 l2cap_chan_del(chan, reason);
934 break; 915 break;
935 916
936 default: 917 default:
@@ -1035,12 +1016,7 @@ void l2cap_sock_init(struct sock *sk, struct sock *parent)
1035 } 1016 }
1036 1017
1037 /* Default config options */ 1018 /* Default config options */
1038 pi->conf_len = 0;
1039 pi->flush_to = L2CAP_DEFAULT_FLUSH_TO; 1019 pi->flush_to = L2CAP_DEFAULT_FLUSH_TO;
1040 skb_queue_head_init(TX_QUEUE(sk));
1041 skb_queue_head_init(SREJ_QUEUE(sk));
1042 skb_queue_head_init(BUSY_QUEUE(sk));
1043 INIT_LIST_HEAD(SREJ_LIST(sk));
1044} 1020}
1045 1021
1046static struct proto l2cap_proto = { 1022static struct proto l2cap_proto = {