If allow_partial, then allow a return 0 from the socket

diff --git a/agent/agent.c b/agent/agent.c
index 1211a50..a6d7364 100644 (file)
--- a/agent/agent.c
+++ b/agent/agent.c
@@ -3546,7 +3546,7 @@ nice_agent_send_messages_nonblocking_internal (
       if (n_sent < 0) {
         g_set_error (&child_error, G_IO_ERROR, G_IO_ERROR_FAILED,
             "Error writing data to socket.");
-      } else if (allow_partial) {
+      } else if (n_sent > 0 && allow_partial) {
         g_assert (n_messages == 1);
         n_sent = output_message_get_size (messages);
       }