RAIL: Fix parsing of WINDOW_ORDER_FIELD_ICON_OVERLAY_NULL (#5421)

diff --git a/libfreerdp/core/window.c b/libfreerdp/core/window.c
index 9e555ac..3bef81f 100644 (file)
--- a/libfreerdp/core/window.c
+++ b/libfreerdp/core/window.c
@@ -404,10 +404,7 @@ static BOOL update_read_window_state_order(wStream* s, WINDOW_ORDER_INFO* orderI
 
        if (orderInfo->fieldFlags & WINDOW_ORDER_FIELD_ICON_OVERLAY_NULL)
        {
-               if (Stream_GetRemainingLength(s) < 1)
-                       return FALSE;
-
-               Stream_Read_UINT8(s, windowState->TaskbarButton);
+               /* no data to be read here */
        }
 
        if (orderInfo->fieldFlags & WINDOW_ORDER_FIELD_TASKBAR_BUTTON)