If in delay close mode for an RPC client, don't read further data

In the delayed close mode, we're just waiting for final data to
be written back to the client. While waiting, we should not
bother to read more data from the client.
Signed-off-by: NDaniel P. Berrange <berrange@redhat.com>

src/rpc/virnetserverclient.c

@@ -152,9 +152,10 @@ virNetServerClientCalculateHandleMode(virNetServerClientPtr client) {
                 mode |= VIR_EVENT_HANDLE_WRITABLE;
         }
     } else {
-        /* If there is a message on the rx queue then
+        /* If there is a message on the rx queue, and
+         * we're not in middle of a delayedClose, then
          * we're wanting more input */
-        if (client->rx)
+        if (client->rx && !client->delayedClose)
             mode |= VIR_EVENT_HANDLE_READABLE;
 
         /* If there are one or more messages to send back to client,