Bluetooth: 6lowpan: Increase the connection timeout value

Use the default connection timeout value defined in l2cap.h because
the current timeout was too short and most of the time the connection
attempts timed out.

Signed-off-by: Jukka Rissanen <jukka.rissanen@linux.intel.com>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
Cc: stable@vger.kernel.org # 3.17.x
diff --git a/net/bluetooth/6lowpan.c b/net/bluetooth/6lowpan.c
index 35ebe79..5532e6e 100644
--- a/net/bluetooth/6lowpan.c
+++ b/net/bluetooth/6lowpan.c
@@ -890,7 +890,7 @@
 
 static long chan_get_sndtimeo_cb(struct l2cap_chan *chan)
 {
-	return msecs_to_jiffies(1000);
+	return L2CAP_CONN_TIMEOUT;
 }
 
 static const struct l2cap_ops bt_6lowpan_chan_ops = {