André Hentschel : shell32: Don' t call Drop without valid target.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 81711c755857f312405e17a53d8d34cf20a1e2e9
URL:    http://source.winehq.org/git/wine.git/?a=commit;h=81711c755857f312405e17a53d...

Author: André Hentschel <nerv(a)dawncrow.de>
Date:   Mon Feb 23 20:01:36 2015 +0100

shell32: Don't call Drop without valid target.

---

 dlls/shell32/shlview.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/dlls/shell32/shlview.c b/dlls/shell32/shlview.c
index 8520986..48409ff 100644
--- a/dlls/shell32/shlview.c
+++ b/dlls/shell32/shlview.c
@@ -2491,6 +2491,8 @@ static HRESULT WINAPI ISVDropTarget_Drop(IDropTarget *iface, IDataObject* pDataO
 {
     IShellViewImpl *This = impl_from_IDropTarget(iface);
 
+    if (!This->pCurDropTarget) return DRAGDROP_E_INVALIDHWND;
+
     IDropTarget_Drop(This->pCurDropTarget, pDataObject, grfKeyState, pt, pdwEffect);
 
     IDropTarget_Release(This->pCurDropTarget);