tipc: fix rebasing error

In commit 2f487712 ("tipc: guarantee that group broadcast doesn't
bypass group unicast") there was introduced a last-minute rebasing
error that broke non-group communication.

We fix this here.
Signed-off-by: NJon Maloy <jon.maloy@ericsson.com>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>

net/tipc/link.c

@@ -1052,6 +1052,7 @@ static bool tipc_data_input(struct tipc_link *l, struct sk_buff *skb,
 			return true;
 		}
 	case CONN_MANAGER:
+		skb_queue_tail(inputq, skb);
 		return true;
 	case GROUP_PROTOCOL:
 		skb_queue_tail(mc_inputq, skb);