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Bluetooth: L2CAP: Only call disconnected callback for connected channels

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If channel has conn set to NULL disconnected shall not be called as
may cause invalid actions as with bt_gatt_disconnected being called
with a NULL conn.

Change-Id: I11bc41a34c2a2a3bc5f8514ec4a948235473cfba
Signed-off-by: Luiz Augusto von Dentz <luiz.von.dentz@intel.com>
This commit is contained in:
Luiz Augusto von Dentz 2016-07-05 12:37:28 +03:00 • committed by Jukka Rissanen
commit 96b9425a64
1 changed files with 6 additions and 1 deletions
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7
net/bluetooth/l2cap.c
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@ -194,12 +194,17 @@ static void l2cap_chan_del(struct bt_l2cap_chan *chan)
{ {
BT_DBG("conn %p chan %p", chan->conn, chan); BT_DBG("conn %p chan %p", chan->conn, chan);
chan->conn = NULL; if (!chan->conn) {
goto destroy;
}
if (chan->ops && chan->ops->disconnected) { if (chan->ops && chan->ops->disconnected) {
chan->ops->disconnected(chan); chan->ops->disconnected(chan);
} }
chan->conn = NULL;
destroy:
if (chan->destroy) { if (chan->destroy) {
chan->destroy(chan); chan->destroy(chan);
} }