From bb917628ffa8ffc6cafc79da80344c8c9c653969 Mon Sep 17 00:00:00 2001
From: ManoloFLTK <41016272+ManoloFLTK@users.noreply.github.com>
Date: Fri, 13 Sep 2024 11:47:08 +0200
Subject: Fix "Wayland crash on mapping windows at startup" (#1072)

---
 src/drivers/Wayland/Fl_Wayland_Window_Driver.cxx | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'src')

diff --git a/src/drivers/Wayland/Fl_Wayland_Window_Driver.cxx b/src/drivers/Wayland/Fl_Wayland_Window_Driver.cxx
index bc0c264f5..58cd74f5a 100644
--- a/src/drivers/Wayland/Fl_Wayland_Window_Driver.cxx
+++ b/src/drivers/Wayland/Fl_Wayland_Window_Driver.cxx
@@ -1908,7 +1908,7 @@ void Fl_Wayland_Window_Driver::resize(int X, int Y, int W, int H) {
         wl_callback_destroy(fl_win->frame_cb);
         fl_win->frame_cb = NULL;
       }
-      Fl_Wayland_Graphics_Driver::buffer_commit(parent_xid);
+      if (parent_xid->buffer) Fl_Wayland_Graphics_Driver::buffer_commit(parent_xid);
     } else {
       if (!(parent && parent->damage()) && !parent_xid->frame_cb) {
         // use the frame callback mechanism and memorize current X,Y,W,H values
-- 
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