Bluetooth: Move of ERTM *_seq vars to struct l2cap_chan

As part of the moving channel to stuff to struct l2cap_chan.

Signed-off-by: Gustavo F. Padovan <padovan@profusion.mobi>
diff --git a/net/bluetooth/l2cap_sock.c b/net/bluetooth/l2cap_sock.c
index 66ec966..19574e4 100644
--- a/net/bluetooth/l2cap_sock.c
+++ b/net/bluetooth/l2cap_sock.c
@@ -777,7 +777,7 @@
 		}
 
 		if (pi->mode == L2CAP_MODE_STREAMING) {
-			l2cap_streaming_send(sk);
+			l2cap_streaming_send(pi->chan);
 			err = len;
 			break;
 		}