[NTOS]

- Fix a typo in region size calculation of special memory areas, which unbreaks OllyDbg & co. Thanks Michael Martin for the hint.
See issue #5692 for more details.

svn path=/trunk/; revision=50109

diff --git a/reactos/ntoskrnl/mm/ARM3/virtual.c b/reactos/ntoskrnl/mm/ARM3/virtual.c
index b576119..2feff79 100644 (file)
--- a/reactos/ntoskrnl/mm/ARM3/virtual.c
+++ b/reactos/ntoskrnl/mm/ARM3/virtual.c
@@ -2379,7 +2379,7 @@ MiQueryMemoryBasicInformation(IN HANDLE ProcessHandle,
             MemoryInfo.AllocationBase = (PCHAR)MM_HIGHEST_VAD_ADDRESS + 1;
             MemoryInfo.State = MEM_RESERVE;
             MemoryInfo.Protect = PAGE_NOACCESS;
             MemoryInfo.AllocationBase = (PCHAR)MM_HIGHEST_VAD_ADDRESS + 1;
             MemoryInfo.State = MEM_RESERVE;
             MemoryInfo.Protect = PAGE_NOACCESS;

-            MemoryInfo.RegionSize = (ULONG_PTR)MemoryInfo.AllocationBase - (ULONG_PTR)Address;
+            MemoryInfo.RegionSize = (ULONG_PTR)MM_HIGHEST_USER_ADDRESS + 1 - (ULONG_PTR)Address;

         }
 
         /* Return the data, NtQueryInformation already probed it*/
         }
 
         /* Return the data, NtQueryInformation already probed it*/