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authorLuiz Augusto von Dentz <luiz.dentz-von@nokia.com>2011-05-12 11:13:15 +0300
committerGustavo F. Padovan <padovan@profusion.mobi>2011-06-09 15:30:01 -0300
commit4a77708b055a71bf769a917283a9eba3dcedb017 (patch)
tree6242b01bbbdb5993f30e8301e57486ea2958fd11 /net/bluetooth/sco.c
parentd0fad89da9801b3945d2ee7243ecbc75b3da6f09 (diff)
Bluetooth: fix shutdown on SCO sockets
shutdown should wait for SCO link to be properly disconnected before detroying the socket, otherwise an application using the socket may assume link is properly disconnected before it really happens which can be a problem when e.g synchronizing profile switch. Signed-off-by: Luiz Augusto von Dentz <luiz.dentz-von@nokia.com> Signed-off-by: Gustavo F. Padovan <padovan@profusion.mobi>
Diffstat (limited to 'net/bluetooth/sco.c')
-rw-r--r--net/bluetooth/sco.c13
1 files changed, 12 insertions, 1 deletions
diff --git a/net/bluetooth/sco.c b/net/bluetooth/sco.c
index 42fdffd1d76..cb4fb7837e5 100644
--- a/net/bluetooth/sco.c
+++ b/net/bluetooth/sco.c
@@ -369,6 +369,15 @@ static void __sco_sock_close(struct sock *sk)
case BT_CONNECTED:
case BT_CONFIG:
+ if (sco_pi(sk)->conn) {
+ sk->sk_state = BT_DISCONN;
+ sco_sock_set_timer(sk, SCO_DISCONN_TIMEOUT);
+ hci_conn_put(sco_pi(sk)->conn->hcon);
+ sco_pi(sk)->conn->hcon = NULL;
+ } else
+ sco_chan_del(sk, ECONNRESET);
+ break;
+
case BT_CONNECT:
case BT_DISCONN:
sco_chan_del(sk, ECONNRESET);
@@ -819,7 +828,9 @@ static void sco_chan_del(struct sock *sk, int err)
conn->sk = NULL;
sco_pi(sk)->conn = NULL;
sco_conn_unlock(conn);
- hci_conn_put(conn->hcon);
+
+ if (conn->hcon)
+ hci_conn_put(conn->hcon);
}
sk->sk_state = BT_CLOSED;