[cgutman] 54666: [RTL] - Revert r54660 and properly fix NtAllocateVirtualMemory/NtFreeVirtualMemory usage

Author: cgutman
Date: Fri Dec 16 20:12:28 2011
New Revision: 54666

URL: http://svn.reactos.org/svn/reactos?rev=54666&view=rev
Log:
[RTL]
- Revert r54660 and properly fix NtAllocateVirtualMemory/NtFreeVirtualMemory usage

Modified:
    trunk/reactos/lib/rtl/dbgbuffer.c

Modified: trunk/reactos/lib/rtl/dbgbuffer.c
URL: http://svn.reactos.org/svn/reactos/trunk/reactos/lib/rtl/dbgbuffer.c?rev=546...
==============================================================================
--- trunk/reactos/lib/rtl/dbgbuffer.c [iso-8859-1] (original)
+++ trunk/reactos/lib/rtl/dbgbuffer.c [iso-8859-1] Fri Dec 16 20:12:28 2011
@@ -29,7 +29,7 @@
                                      (PVOID*)&Buf,
                                      0,
                                      &ViewSize,
-                                     MEM_COMMIT,
+                                     MEM_RESERVE | MEM_COMMIT,
                                      PAGE_READWRITE);
     if (!NT_SUCCESS(Status)) return NULL;

@@ -49,12 +49,13 @@
 RtlDestroyQueryDebugBuffer(IN PRTL_DEBUG_INFORMATION Buf)
 {
     NTSTATUS Status = STATUS_SUCCESS;
+    SIZE_T ViewSize = 0;

if (NULL != Buf)
     {
         Status = NtFreeVirtualMemory(NtCurrentProcess(),
-                                     (PVOID)Buf,
-                                     (PSIZE_T)&Buf->ViewSize, /* FIXME: not portable! */
+                                     (PVOID*)&Buf,
+                                     &ViewSize,
                                      MEM_RELEASE);
     }
     if (!NT_SUCCESS(Status))