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Bluetooth: Delay session allocation in hidp 

It gets allocated only when it is really needed.

Signed-off-by: Gustavo F. Padovan <padovan@profusion.mobi>
This commit is contained in:
Gustavo F. Padovan 2011-10-06 23:32:29 -03:00
parent 1785dbf9e3
commit 81b25cd043
1 changed files with 8 additions and 6 deletions
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14
net/bluetooth/hidp/core.c
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@ -979,18 +979,20 @@ int hidp_add_connection(struct hidp_connadd_req *req, struct socket *ctrl_sock,
bacmp(&bt_sk(ctrl_sock->sk)->dst, &bt_sk(intr_sock->sk)->dst))
return -ENOTUNIQ;
session = kzalloc(sizeof(struct hidp_session), GFP_KERNEL);
if (!session)
return -ENOMEM;
BT_DBG("rd_data %p rd_size %d", req->rd_data, req->rd_size);
down_write(&hidp_session_sem);
s = __hidp_get_session(&bt_sk(ctrl_sock->sk)->dst);
if (s && s->state == BT_CONNECTED) {
err = -EEXIST;
goto failed;
up_write(&hidp_session_sem);
return -EEXIST;
}
session = kzalloc(sizeof(struct hidp_session), GFP_KERNEL);
if (!session) {
up_write(&hidp_session_sem);
return -ENOMEM;
}
session->conn = hidp_find_connection(session);