Author: fireball
Date: Sat Mar 28 19:53:51 2009
New Revision: 40268
URL:
http://svn.reactos.org/svn/reactos?rev=40268&view=rev
Log:
- Pass correct allocation flags to ZwAllocateVirtualMemory.
- Don't provide region size when freeing virtual memory (spotted by Evgeniy Boltik,
confirmed by MSDN).
Modified:
trunk/reactos/subsystems/win32/win32k/eng/mem.c
Modified: trunk/reactos/subsystems/win32/win32k/eng/mem.c
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/subsystems/win32/win32k/en…
==============================================================================
--- trunk/reactos/subsystems/win32/win32k/eng/mem.c [iso-8859-1] (original)
+++ trunk/reactos/subsystems/win32/win32k/eng/mem.c [iso-8859-1] Sat Mar 28 19:53:51 2009
@@ -79,7 +79,7 @@
SIZE_T MemSize = sizeof(USERMEMHEADER) + cj;
PUSERMEMHEADER Header;
- Status = ZwAllocateVirtualMemory(NtCurrentProcess(), &NewMem, 0, &MemSize,
MEM_COMMIT, PAGE_READWRITE);
+ Status = ZwAllocateVirtualMemory(NtCurrentProcess(), &NewMem, 0, &MemSize,
MEM_COMMIT | MEM_RESERVE, PAGE_READWRITE);
if (! NT_SUCCESS(Status))
{
@@ -100,7 +100,7 @@
EngFreeUserMem(PVOID pv)
{
PUSERMEMHEADER Header = ((PUSERMEMHEADER) pv) - 1;
- SIZE_T MemSize = sizeof(USERMEMHEADER) + Header->MemSize;
+ SIZE_T MemSize = 0;
ZwFreeVirtualMemory(NtCurrentProcess(), (PVOID *) &Header, &MemSize,
MEM_RELEASE);
}