Slightly simpler Fl_Wayland_Window_Driver::flush()

and beef up description of Wayland's mechanism to throttle screen redrawing.

1 files changed, 1 insertions, 6 deletions

diff --git a/src/drivers/Wayland/Fl_Wayland_Window_Driver.cxx b/src/drivers/Wayland/Fl_Wayland_Window_Driver.cxx
index f5b43c962..b149cbe0b 100644
--- a/src/drivers/Wayland/Fl_Wayland_Window_Driver.cxx
+++ b/src/drivers/Wayland/Fl_Wayland_Window_Driver.cxx
@@ -399,12 +399,7 @@ void Fl_Wayland_Window_Driver::flush() {
   Fl_Wayland_Window_Driver::in_flush_ = true;
   Fl_Window_Driver::flush();
   Fl_Wayland_Window_Driver::in_flush_ = false;
-  if (window->buffer->cb) {
-    wl_callback_destroy(window->buffer->cb);
-    window->buffer->cb = NULL;
-    r = NULL;
-  }
-  Fl_Wayland_Graphics_Driver::buffer_commit(window, r);
+  if (!window->buffer->cb) Fl_Wayland_Graphics_Driver::buffer_commit(window, r);
 }