04/04: [WIN32K:NTUSER] Safely handle allocation failure in IntCloneMenu. CORE-14222

[Thomas Faber]

https://git.reactos.org/?p=reactos.git;a=commitdiff;h=b030836b408700f45555e…

commit b030836b408700f45555ee252e6a5fcaeb386e46
Author:     Thomas Faber <thomas.faber(a)reactos.org>
AuthorDate: Thu Feb 1 11:08:14 2018 +0100
Commit:     Thomas Faber <thomas.faber(a)reactos.org>
CommitDate: Sun Feb 18 11:27:35 2018 +0100

    [WIN32K:NTUSER] Safely handle allocation failure in IntCloneMenu. CORE-14222
---
 win32ss/user/ntuser/menu.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/win32ss/user/ntuser/menu.c b/win32ss/user/ntuser/menu.c
index 46382e4815..888b4ea696 100644
--- a/win32ss/user/ntuser/menu.c
+++ b/win32ss/user/ntuser/menu.c
@@ -815,6 +815,7 @@ IntCloneMenuItems(PMENU Destination, PMENU Source)
          NewMenuItem->Xlpstr = NewMenuItem->lpstr.Buffer;
       }
       NewMenuItem->hbmp = MenuItem->hbmp;
+      Destination->cItems = i + 1;
    }
    return TRUE;
 }
@@ -847,7 +848,7 @@ IntCloneMenu(PMENU Source)
    Menu->spwndNotify = NULL;
    Menu->cyMenu = 0;
    Menu->cxMenu = 0;
-   Menu->cItems = Source->cItems;
+   Menu->cItems = 0;
    Menu->iTop = 0;
    Menu->iMaxTop = 0;
    Menu->cxTextAlign = 0;