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Bluetooth: Move l2cap_chan_hold/put to l2cap_core.c 

Refactor the code in order to use the l2cap_chan_destroy()
from l2cap_chan_put() under the refcnt protection.

Signed-off-by: Jaganath Kanakkassery <jaganath.k@samsung.com>
Signed-off-by: Syam Sidhardhan <s.syam@samsung.com>
Reviewed-by: Andrei Emeltchenko <andrei.emeltchenko@intel.com>
Signed-off-by: Gustavo Padovan <gustavo.padovan@collabora.co.uk>
hifive-unleashed-5.1
Jaganath Kanakkassery 2012-07-13 18:17:54 +05:30 committed by Gustavo Padovan
parent ee72d150ad
commit 3064837289
2 changed files with 17 additions and 14 deletions
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16
include/net/bluetooth/l2cap.h
View File

@ -671,20 +671,8 @@ enum {
L2CAP_EV_RECV_FRAME,
};
static inline void l2cap_chan_hold(struct l2cap_chan *c)
{
BT_DBG("chan %p orig refcnt %d", c, atomic_read(&c->refcnt));
atomic_inc(&c->refcnt);
}
static inline void l2cap_chan_put(struct l2cap_chan *c)
{
BT_DBG("chan %p orig refcnt %d", c, atomic_read(&c->refcnt));
if (atomic_dec_and_test(&c->refcnt))
kfree(c);
}
void l2cap_chan_hold(struct l2cap_chan *c);
void l2cap_chan_put(struct l2cap_chan *c);
static inline void l2cap_chan_lock(struct l2cap_chan *chan)
{

15
net/bluetooth/l2cap_core.c
View File

@ -425,6 +425,21 @@ void l2cap_chan_destroy(struct l2cap_chan *chan)
l2cap_chan_put(chan);
}
void l2cap_chan_hold(struct l2cap_chan *c)
{
BT_DBG("chan %p orig refcnt %d", c, atomic_read(&c->refcnt));
atomic_inc(&c->refcnt);
}
void l2cap_chan_put(struct l2cap_chan *c)
{
BT_DBG("chan %p orig refcnt %d", c, atomic_read(&c->refcnt));
if (atomic_dec_and_test(&c->refcnt))
kfree(c);
}
void l2cap_chan_set_defaults(struct l2cap_chan *chan)
{
chan->fcs = L2CAP_FCS_CRC16;