shell32: Set output interfaces to NULL in FolderItems functions.

dlls/shell32/shelldispatch.c

@@ -1063,12 +1063,16 @@ static HRESULT WINAPI FolderItemsImpl_get_Application(FolderItems3 *iface, IDisp
     if (!ppid)
         return E_INVALIDARG;
 
+    *ppid = NULL;
     return E_NOTIMPL;
 }
 
 static HRESULT WINAPI FolderItemsImpl_get_Parent(FolderItems3 *iface, IDispatch **ppid)
 {
-    FIXME("(%p,%p)\n", iface, ppid);
+    TRACE("(%p,%p)\n", iface, ppid);
+
+    if (ppid)
+        *ppid = NULL;
 
     return E_NOTIMPL;
 }
@@ -1077,6 +1081,7 @@ static HRESULT WINAPI FolderItemsImpl_Item(FolderItems3 *iface, VARIANT index, F
 {
     FIXME("(%p,%s,%p)\n", iface, debugstr_variant(&index), ppid);
 
+    *ppid = NULL;
     return E_NOTIMPL;
 }
 
@@ -1087,6 +1092,7 @@ static HRESULT WINAPI FolderItemsImpl__NewEnum(FolderItems3 *iface, IUnknown **p
     if (!ppunk)
         return E_INVALIDARG;
 
+    *ppunk = NULL;
     return E_NOTIMPL;
 }
 
@@ -1111,6 +1117,7 @@ static HRESULT WINAPI FolderItemsImpl_get_Verbs(FolderItems3 *iface, FolderItemV
     if (!ppfic)
         return E_INVALIDARG;
 
+    *ppfic = NULL;
     return E_NOTIMPL;
 }
 

dlls/shell32/tests/shelldispatch.c

@@ -370,7 +370,6 @@ todo_wine
     r = FolderItems_Item(items, var, &item);
 todo_wine
     ok(r == S_FALSE, "expected S_FALSE, got %08x\n", r);
-todo_wine
     ok(!item, "item is not null\n");
 
     if (0) /* crashes on xp */
@@ -395,7 +394,6 @@ todo_wine
     disp = (IDispatch*)0xdeadbeef;
     r = FolderItems_get_Parent(items, &disp);
     ok(r == E_NOTIMPL, "expected E_NOTIMPL, got %08x\n", r);
-todo_wine
     ok(!disp, "disp is not null\n");
 
     if (0) /* crashes on xp */
@@ -426,7 +424,6 @@ todo_wine
         r = FolderItems3_get_Verbs(items3, &verbs);
 todo_wine
         ok(r == S_FALSE, "expected S_FALSE, got %08x\n", r);
-todo_wine
         ok(!verbs, "verbs is not null\n");
     }