[Wine-patches] [eterhack 1/6] ntoskrnl.exe: Return error if buffer is too small.

[Alexander Morozov]

----------- следующая часть -----------
From b2f5466a64c8cd850457edb84f50067b78bf0ea5 Mon Sep 17 00:00:00 2001
From: Alexander Morozov <amorozov на etersoft.ru>
Date: Tue, 5 May 2009 13:05:38 +0400
Subject: [eterhack 1/6] ntoskrnl.exe: Return error if buffer is too small.

---
 dlls/ntoskrnl.exe/ntoskrnl.c |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)

diff --git a/dlls/ntoskrnl.exe/ntoskrnl.c b/dlls/ntoskrnl.exe/ntoskrnl.c
index fd371bf..b400d25 100644
--- a/dlls/ntoskrnl.exe/ntoskrnl.c
+++ b/dlls/ntoskrnl.exe/ntoskrnl.c
@@ -1754,6 +1754,7 @@ NTSTATUS WINAPI IoGetDeviceProperty( PDEVICE_OBJECT DeviceObject,
         }
         SERVER_END_REQ;
 
+        if (status != STATUS_SUCCESS) break;
         *ResultLength = len + sizeof(deviceW);
         if (BufferLength >= *ResultLength)
         {
@@ -1761,6 +1762,7 @@ NTSTATUS WINAPI IoGetDeviceProperty( PDEVICE_OBJECT DeviceObject,
             device_name[len / sizeof(WCHAR)] = 0;
             strcatW( PropertyBuffer, device_name );
         }
+        else status = STATUS_BUFFER_TOO_SMALL;
         break;
     }
     default:
-- 
1.6.2.5