[KERNEL32] Support PAGE_EXECUTE_WRITECOPY in CreateFileMappingW if OsMajorVersion...

[reactos.git] / reactos / dll / win32 / kernel32 / client / file / filemap.c

diff --git a/reactos/dll/win32/kernel32/client/file/filemap.c b/reactos/dll/win32/kernel32/client/file/filemap.c
index 7a543ac..0a5bd39 100644 (file)
--- a/reactos/dll/win32/kernel32/client/file/filemap.c
+++ b/reactos/dll/win32/kernel32/client/file/filemap.c
@@ -85,6 +85,12 @@ CreateFileMappingW(HANDLE hFile,
         /* Give it */
         DesiredAccess |= SECTION_MAP_EXECUTE;
     }
+    else if ((flProtect == PAGE_EXECUTE_WRITECOPY) &&
+             (NtCurrentPeb()->OSMajorVersion >= 6))
+    {
+        /* Give it */
+        DesiredAccess |= (SECTION_MAP_WRITE | SECTION_MAP_EXECUTE);
+    }
     else if ((flProtect != PAGE_READONLY) && (flProtect != PAGE_WRITECOPY))
     {
         SetLastError(ERROR_INVALID_PARAMETER);