[tretiakov] 26232: Add missing check

Author: tretiakov
Date: Sun Apr  1 21:27:59 2007
New Revision: 26232
URL: http://svn.reactos.org/svn/reactos?rev=26232&view=rev
Log:
Add missing check
Modified:
    trunk/reactos/ntoskrnl/ex/sysinfo.c
Modified: trunk/reactos/ntoskrnl/ex/sysinfo.c
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/ntoskrnl/ex/sysinfo.c?rev=…
==============================================================================
--- trunk/reactos/ntoskrnl/ex/sysinfo.c (original)
+++ trunk/reactos/ntoskrnl/ex/sysinfo.c Sun Apr  1 21:27:59 2007
@@ -1322,6 +1322,9 @@
     if(Size != sizeof(PVOID))
         return STATUS_INFO_LENGTH_MISMATCH;
+    if(KeGetPreviousMode() != KernelMode)
+        return STATUS_PRIVILEGE_NOT_HELD;
+
     // Scan the module list
     NextEntry = PsLoadedModuleList.Flink;
     while(NextEntry != &PsLoadedModuleList)