Bluetooth: Use kref for l2cap channel reference counting

This patch changes the struct l2cap_chan and associated code to use
kref api for object refcounting and freeing.

Suggested-by: Andrei Emeltchenko <andrei.emeltchenko@intel.com>
Signed-off-by: Jaganath Kanakkassery <jaganath.k@samsung.com>
Signed-off-by: Syam Sidhardhan <s.syam@samsung.com>
Signed-off-by: Gustavo Padovan <gustavo.padovan@collabora.co.uk>

1 files changed, 1 insertions, 2 deletions

diff --git a/include/net/bluetooth/l2cap.h b/include/net/bluetooth/l2cap.h
index d206296137e2..7ed8e356425a 100644
--- a/include/net/bluetooth/l2cap.h
+++ b/include/net/bluetooth/l2cap.h
@@ -433,11 +433,10 @@ struct l2cap_chan {
         struct sock *sk;
 
         struct l2cap_conn       *conn;
+        struct kref     kref;
 
         __u8            state;
 
-        atomic_t        refcnt;
-
         __le16          psm;
         __u16           dcid;
         __u16           scid;