[akhaldi] 68024: [NTOSKRNL] Fix NtQuerySystemInformation not returning correct ResultLength for SystemFileCacheInformation. Fixes tons of ntdll:info tests. Brought to you by Tetsui Ohkubo. CORE-9757

Author: akhaldi
Date: Fri Jun  5 17:57:28 2015
New Revision: 68024

URL: http://svn.reactos.org/svn/reactos?rev=68024&view=rev
Log:
[NTOSKRNL] Fix NtQuerySystemInformation not returning correct ResultLength for
SystemFileCacheInformation. Fixes tons of ntdll:info tests. Brought to you by Tetsui
Ohkubo. CORE-9757

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	[iso-8859-1] (original)
+++ trunk/reactos/ntoskrnl/ex/sysinfo.c	[iso-8859-1] Fri Jun  5 17:57:28 2015
@@ -1291,9 +1291,10 @@
 {
     SYSTEM_FILECACHE_INFORMATION *Sci = (SYSTEM_FILECACHE_INFORMATION *) Buffer;
 
-    if (Size < sizeof(SYSTEM_FILECACHE_INFORMATION))
-    {
-        *ReqSize = sizeof(SYSTEM_FILECACHE_INFORMATION);
+    *ReqSize = sizeof(SYSTEM_FILECACHE_INFORMATION);
+
+    if (Size < *ReqSize)
+    {
         return STATUS_INFO_LENGTH_MISMATCH;
     }