-fixing #2859

1 files changed, 6 insertions, 0 deletions

diff --git a/src/microhttpd/connection.c b/src/microhttpd/connection.c
index 728da12d..5a27df88 100644
--- a/src/microhttpd/connection.c
+++ b/src/microhttpd/connection.c
@@ -2034,6 +2034,12 @@ MHD_connection_handle_write (struct MHD_Connection *connection)
                 pthread_mutex_unlock (&response->mutex);
               break;
             }
+          if (response->data_size == connection->response_write_position - response->data_start)
+            {
+              /* nothing to transmit, move on */
+              connection->state = MHD_CONNECTION_BODY_SENT;
+              return MHD_YES;
+            }
           ret = connection->send_cls (connection,
                                       &response->data
                                       [connection->response_write_position