Bluetooth: Refactor in hci_le_conn_complete_evt

This patch moves the hci_conn check to begining of hci_le_conn_
complete_evt in order to improve code's readability and better
error handling.
Signed-off-by: Andre Guedes <andre.guedes@openbossa.org>
Signed-off-by: Gustavo Padovan <gustavo.padovan@collabora.co.uk>

net/bluetooth/hci_event.c

@@ -3334,19 +3334,6 @@ static void hci_le_conn_complete_evt(struct hci_dev *hdev, struct sk_buff *skb)
 	hci_dev_lock(hdev);
 
 	conn = hci_conn_hash_lookup_state(hdev, LE_LINK, BT_CONNECT);
-
-	if (ev->status) {
-		if (!conn)
-			goto unlock;
-
-		mgmt_connect_failed(hdev, &conn->dst, conn->type,
-				    conn->dst_type, ev->status);
-		hci_proto_connect_cfm(conn, ev->status);
-		conn->state = BT_CLOSED;
-		hci_conn_del(conn);
-		goto unlock;
-	}
-
 	if (!conn) {
 		conn = hci_conn_add(hdev, LE_LINK, &ev->bdaddr);
 		if (!conn) {
@@ -3362,6 +3349,15 @@ static void hci_le_conn_complete_evt(struct hci_dev *hdev, struct sk_buff *skb)
 		}
 	}
 
+	if (ev->status) {
+		mgmt_connect_failed(hdev, &conn->dst, conn->type,
+				    conn->dst_type, ev->status);
+		hci_proto_connect_cfm(conn, ev->status);
+		conn->state = BT_CLOSED;
+		hci_conn_del(conn);
+		goto unlock;
+	}
+
 	if (!test_and_set_bit(HCI_CONN_MGMT_CONNECTED, &conn->flags))
 		mgmt_device_connected(hdev, &ev->bdaddr, conn->type,
 				      conn->dst_type, 0, NULL, 0, NULL);