diff options
| author | Jaganath Kanakkassery <jaganath.k@samsung.com> | 2012-07-13 14:47:54 +0200 |
|---|---|---|
| committer | Gustavo Padovan <gustavo.padovan@collabora.co.uk> | 2012-08-06 20:02:58 +0200 |
| commit | 3064837289259843310b266a9422aca5f5b4b9c7 (patch) | |
| tree | 8e400aa35f0da39b96139414616ee3aa804d6e5f /net/bluetooth | |
| parent | Bluetooth: Remove locking in hci_user_passkey_request_evt (diff) | |
| download | linux-3064837289259843310b266a9422aca5f5b4b9c7.tar.xz linux-3064837289259843310b266a9422aca5f5b4b9c7.zip | |
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>
Diffstat (limited to 'net/bluetooth')
| -rw-r--r-- | net/bluetooth/l2cap_core.c | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/net/bluetooth/l2cap_core.c b/net/bluetooth/l2cap_core.c index 8391e0575494..79923d8bbe97 100644 --- a/net/bluetooth/l2cap_core.c +++ b/net/bluetooth/l2cap_core.c @@ -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; |