diff options
| author | Ville Tervo <ville.tervo@nokia.com> | 2010-02-26 12:21:01 +0200 |
|---|---|---|
| committer | Varun Colbert <vcolbert@nvidia.com> | 2012-01-19 16:15:16 -0800 |
| commit | 590f5e672f834e08373aff52bd191deacf365920 (patch) | |
| tree | 8c45f438fef8ca99db8a40b2e912bdd836ed3175 /net | |
| parent | 593286fff9e08c417817c3cf4bfc0716fe89a93e (diff) | |
Bluetooth: Drop rfcomm session reference only once for incoming session
Move decision to drop reference for incoming session to
rfcomm_session_close to get more clear
rfcomm_session_hold()/rfcomm_session_put() pairs.
Rebase by: Jaikumar Ganesh <jaikumarg@android.com>
Signed-off-by: Ville Tervo <ville.tervo@nokia.com>
Signed-off-by: Jaikumar Ganesh <jaikumarg@android.com>
(cherry picked from commit dacd12646bbe15c98ab2b74b266092271a41d278)
Change-Id: I6b9374bb732d4f9706a65be19f8dbfddbe1de2df
Signed-off-by: Nagarjuna Kristam <nkristam@nvidia.com>
Reviewed-on: http://git-master/r/75236
Reviewed-by: Automatic_Commit_Validation_User
Reviewed-by: Bharat Nihalani <bnihalani@nvidia.com>
Reviewed-by: Rakesh Goyal <rgoyal@nvidia.com>
Diffstat (limited to 'net')
| -rw-r--r-- | net/bluetooth/rfcomm/core.c | 25 |
1 files changed, 11 insertions, 14 deletions
diff --git a/net/bluetooth/rfcomm/core.c b/net/bluetooth/rfcomm/core.c index c2486a53714e..41b3a0928419 100644 --- a/net/bluetooth/rfcomm/core.c +++ b/net/bluetooth/rfcomm/core.c @@ -666,6 +666,9 @@ static void rfcomm_session_close(struct rfcomm_session *s, int err) BT_DBG("session %p state %ld err %d", s, s->state, err); + if (s->state == BT_CLOSED) + return; + rfcomm_session_hold(s); s->state = BT_CLOSED; @@ -678,6 +681,12 @@ static void rfcomm_session_close(struct rfcomm_session *s, int err) } rfcomm_session_clear_timer(s); + + /* Drop reference for incoming sessions */ + if (!s->initiator) + if (list_empty(&s->dlcs)) + rfcomm_session_put(s); + rfcomm_session_put(s); } @@ -1158,12 +1167,7 @@ static int rfcomm_recv_ua(struct rfcomm_session *s, u8 dlci) break; case BT_DISCONN: - /* When socket is closed and we are not RFCOMM - * initiator rfcomm_process_rx already calls - * rfcomm_session_put() */ - if (s->sock->sk->sk_state != BT_CLOSED) - if (list_empty(&s->dlcs)) - rfcomm_session_put(s); + rfcomm_session_close(s, 0); break; } } @@ -1194,7 +1198,6 @@ static int rfcomm_recv_dm(struct rfcomm_session *s, u8 dlci) else err = ECONNRESET; - s->state = BT_CLOSED; rfcomm_session_close(s, err); } return 0; @@ -1229,7 +1232,6 @@ static int rfcomm_recv_disc(struct rfcomm_session *s, u8 dlci) else err = ECONNRESET; - s->state = BT_CLOSED; rfcomm_session_close(s, err); } @@ -1855,12 +1857,8 @@ static inline void rfcomm_process_rx(struct rfcomm_session *s) rfcomm_recv_frame(s, skb); } - if (sk->sk_state == BT_CLOSED) { - if (!s->initiator) - rfcomm_session_put(s); - + if (sk->sk_state == BT_CLOSED) rfcomm_session_close(s, sk->sk_err); - } } static inline void rfcomm_accept_connection(struct rfcomm_session *s) @@ -1915,7 +1913,6 @@ static inline void rfcomm_check_connection(struct rfcomm_session *s) break; case BT_CLOSED: - s->state = BT_CLOSED; rfcomm_session_close(s, sk->sk_err); break; } |