Re: [PATCH -v2 07/12] Bluetooth: Create DEFER_SETUP flag in conf_state

Marcel Holtmann
2012-05-27T05:07:15Z

Hi Gustavo,

> Remove another socket usage from l2cap_core.c
>
> Signed-off-by: Gustavo Padovan <gustavo.padovan@collabora.co.uk>
> ---
> include/net/bluetooth/l2cap.h | 1 +
> net/bluetooth/l2cap_core.c | 12 ++++++------
> net/bluetooth/l2cap_sock.c | 8 ++++++--
> 3 files changed, 13 insertions(+), 8 deletions(-)
>
> diff --git a/include/net/bluetooth/l2cap.h b/include/net/bluetooth/l2cap.h
> index 3b05f3e..c55b28f 100644
> --- a/include/net/bluetooth/l2cap.h
> +++ b/include/net/bluetooth/l2cap.h
> @@ -599,6 +599,7 @@ enum {
> CONF_LOC_CONF_PEND,
> CONF_REM_CONF_PEND,
> CONF_NOT_COMPLETE,
> + CONF_DEFER_SETUP,
> };
>
> #define L2CAP_CONF_MAX_CONF_REQ 2
> diff --git a/net/bluetooth/l2cap_core.c b/net/bluetooth/l2cap_core.c
> index 01171b1..388bc70 100644
> --- a/net/bluetooth/l2cap_core.c
> +++ b/net/bluetooth/l2cap_core.c
> @@ -569,7 +569,7 @@ void l2cap_chan_close(struct l2cap_chan *chan, int reason)
> struct l2cap_conn_rsp rsp;
> __u16 result;
>
> - if (test_bit(BT_SK_DEFER_SETUP, &bt_sk(sk)->flags))
> + if (test_bit(CONF_DEFER_SETUP, &chan->conf_state))
> result = L2CAP_CR_SEC_BLOCK;
> else
> result = L2CAP_CR_BAD_PSM;
> @@ -1056,8 +1056,8 @@ static void l2cap_conn_start(struct l2cap_conn *conn)
>
> if (l2cap_chan_check_security(chan)) {
> lock_sock(sk);
> - if (test_bit(BT_SK_DEFER_SETUP,
> - &bt_sk(sk)->flags)) {
> + if (test_bit(CONF_DEFER_SETUP,
> + &chan->conf_state)) {
> struct sock *parent = bt_sk(sk)->parent;
> rsp.result = __constant_cpu_to_le16(L2CAP_CR_PEND);
> rsp.status = __constant_cpu_to_le16(L2CAP_CS_AUTHOR_PEND);
> @@ -3376,7 +3376,7 @@ static inline int l2cap_connect_req(struct l2cap_conn *conn, struct l2cap_cmd_hd
>
> if (conn->info_state & L2CAP_INFO_FEAT_MASK_REQ_DONE) {
> if (l2cap_chan_check_security(chan)) {
> - if (test_bit(BT_SK_DEFER_SETUP, &bt_sk(sk)->flags)) {
> + if (test_bit(CONF_DEFER_SETUP, &chan->conf_state)) {
> __l2cap_state_change(chan, BT_CONNECT2);
> result = L2CAP_CR_PEND;
> status = L2CAP_CS_AUTHOR_PEND;
> @@ -5406,8 +5406,8 @@ int l2cap_security_cfm(struct hci_conn *hcon, u8 status, u8 encrypt)
> lock_sock(sk);
>
> if (!status) {
> - if (test_bit(BT_SK_DEFER_SETUP,
> - &bt_sk(sk)->flags)) {
> + if (test_bit(CONF_DEFER_SETUP,
> + &chan->conf_state)) {
> struct sock *parent = bt_sk(sk)->parent;
> res = L2CAP_CR_PEND;
> stat = L2CAP_CS_AUTHOR_PEND;
> diff --git a/net/bluetooth/l2cap_sock.c b/net/bluetooth/l2cap_sock.c
> index d2d91b3..51d05a7 100644
> --- a/net/bluetooth/l2cap_sock.c
> +++ b/net/bluetooth/l2cap_sock.c
> @@ -623,10 +623,14 @@ static int l2cap_sock_setsockopt(struct socket *sock, int level, int optname, ch
> break;
> }
>
> - if (opt)
> + if (opt) {
> set_bit(BT_SK_DEFER_SETUP, &bt_sk(sk)->flags);
> - else
> + set_bit(CONF_DEFER_SETUP, &chan->conf_state);
> + } else {
> clear_bit(BT_SK_DEFER_SETUP, &bt_sk(sk)->flags);
> + clear_bit(CONF_DEFER_SETUP, &chan->conf_state);
> + }
> +
> break;

and what about the lines above testing this together with BT_SECURITY?

Regards

Marcel