bluetooth: replace deprecated RW_LOCK_UNLOCKED macros

The older RW_LOCK_UNLOCKED macros defeat lockdep state tracing so
replace them with the newer __RW_LOCK_UNLOCKED macros.

Signed-off-by: Robert P. J. Day <rpjday@crashcourse.ca>
Acked-by: Marcel Holtmann <marcel@holtmann.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/net/bluetooth/l2cap.c b/net/bluetooth/l2cap.c
index 34f8bf9..2957df4 100644
--- a/net/bluetooth/l2cap.c
+++ b/net/bluetooth/l2cap.c
@@ -62,7 +62,7 @@
 static const struct proto_ops l2cap_sock_ops;
 
 static struct bt_sock_list l2cap_sk_list = {
-	.lock = RW_LOCK_UNLOCKED
+	.lock = __RW_LOCK_UNLOCKED(l2cap_sk_list.lock)
 };
 
 static void __l2cap_sock_close(struct sock *sk, int reason);