From 49b398225569fe4270aeb7f92cffe07d8cb4c5bd Mon Sep 17 00:00:00 2001
From: Jon Griffiths <jon_p_griffiths@yahoo.com>
Date: Tue, 30 Mar 2004 05:13:58 +0000
Subject: [PATCH] RegisterDragDrop: fail on NULL drop target.

---
 dlls/ole32/ole2.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/dlls/ole32/ole2.c b/dlls/ole32/ole2.c
index 9d26841c650..efeb81e597c 100644
--- a/dlls/ole32/ole2.c
+++ b/dlls/ole32/ole2.c
@@ -332,6 +332,9 @@ HRESULT WINAPI RegisterDragDrop(
 
   TRACE("(%p,%p)\n", hwnd, pDropTarget);
 
+  if (!pDropTarget)
+    return E_INVALIDARG;
+  
   /*
    * First, check if the window is already registered.
    */
-- 
2.11.4.GIT