nx-X11/programs/Xserver/hw/nxagent/Events.c: Add pWin NULL point chec…

…k before operating on it.
ArcticaProject · Nov 23, 2024 · 6e08d43 · 6e08d43
1 parent 3e2d18b
commit 6e08d43
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/nx-X11/programs/Xserver/hw/nxagent/Events.c b/nx-X11/programs/Xserver/hw/nxagent/Events.c
@@ -4512,7 +4512,7 @@ Bool ForwardClientMessage(ClientPtr client, xSendEventReq *stuff)
     WindowPtr pWin = (WindowPtr)SecurityLookupWindow(stuff->destination, client,
                                                      DixReadAccess);
 
-    if (stuff->event.u.clientMessage.u.l.type == netwmstate || stuff->event.u.clientMessage.u.l.type == wmchangestate)
+    if (pWin && (stuff->event.u.clientMessage.u.l.type == netwmstate || stuff->event.u.clientMessage.u.l.type == wmchangestate))
     {
         if (pWin->drawable.id == pWin->drawable.pScreen->root->drawable.id)
         {