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Bluetooth: Remove struct del_list

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As we use struct list_head to keep L2CAP channels list the workaround with
del_list is not needed anymore.

Signed-off-by: Gustavo F. Padovan <padovan@profusion.mobi>
This commit is contained in:
Gustavo F. Padovan 2011-04-01 00:35:21 -03:00
parent baa7e1fa6d
commit 820ffdb3d2
2 changed files with 7 additions and 22 deletions
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5
include/net/bluetooth/l2cap.h
View File

@ -309,11 +309,6 @@ struct l2cap_conn {
rwlock_t chan_lock;
};
struct sock_del_list {
struct sock *sk;
struct list_head list;
};
#define L2CAP_INFO_CL_MTU_REQ_SENT 0x01
#define L2CAP_INFO_FEAT_MASK_REQ_SENT 0x04
#define L2CAP_INFO_FEAT_MASK_REQ_DONE 0x08

24
net/bluetooth/l2cap_core.c
View File

@ -487,16 +487,13 @@ void l2cap_send_disconn_req(struct l2cap_conn *conn, struct sock *sk, int err)
/* ---- L2CAP connections ---- */
static void l2cap_conn_start(struct l2cap_conn *conn)
{
struct sock_del_list del, *tmp1, *tmp2;
struct l2cap_chan *chan;
struct l2cap_chan *chan, *tmp;
BT_DBG("conn %p", conn);
INIT_LIST_HEAD(&del.list);
read_lock(&conn->chan_lock);
list_for_each_entry(chan, &conn->chan_l, list) {
list_for_each_entry_safe(chan, tmp, &conn->chan_l, list) {
struct sock *sk = chan->sk;
bh_lock_sock(sk);
@ -520,10 +517,11 @@ static void l2cap_conn_start(struct l2cap_conn *conn)
conn->feat_mask)
&& l2cap_pi(sk)->conf_state &
L2CAP_CONF_STATE2_DEVICE) {
tmp1 = kzalloc(sizeof(struct sock_del_list),
GFP_ATOMIC);
tmp1->sk = sk;
list_add_tail(&tmp1->list, &del.list);
/* __l2cap_sock_close() calls list_del(chan)
* so release the lock */
read_unlock_bh(&conn->chan_lock);
__l2cap_sock_close(sk, ECONNRESET);
read_lock_bh(&conn->chan_lock);
bh_unlock_sock(sk);
continue;
}
@ -579,14 +577,6 @@ static void l2cap_conn_start(struct l2cap_conn *conn)
}
read_unlock(&conn->chan_lock);
list_for_each_entry_safe(tmp1, tmp2, &del.list, list) {
bh_lock_sock(tmp1->sk);
__l2cap_sock_close(tmp1->sk, ECONNRESET);
bh_unlock_sock(tmp1->sk);
list_del(&tmp1->list);
kfree(tmp1);
}
}
/* Find socket with cid and source bdaddr.