Index: ntoskrnl/ex/init.c
===================================================================
--- ntoskrnl/ex/init.c	(révision 57329)
+++ ntoskrnl/ex/init.c	(copie de travail)
@@ -211,7 +211,7 @@
     PLIST_ENTRY ListHead, NextEntry;
     PMEMORY_ALLOCATION_DESCRIPTOR MdBlock;
     ULONG NlsTablesEncountered = 0;
-    SIZE_T NlsTableSizes[3]; /* 3 NLS tables */
+    SIZE_T NlsTableSizes[3] = {0, 0, 0}; /* 3 NLS tables */
 
     /* Check if this is boot-time phase 0 initialization */
     if (!ExpInitializationPhase)
@@ -405,12 +405,11 @@
     if (!NT_SUCCESS(Status))
     {
         /* Failed, display error */
-        p = InitBuffer->DebugBuffer;
-        _snwprintf(p,
-                   256 * sizeof(WCHAR),
+        _snwprintf(InitBuffer->DebugBuffer,
+                   sizeof(InitBuffer->DebugBuffer)/sizeof(WCHAR),
                    L"INIT: Unable to allocate Process Parameters. 0x%lx",
                    Status);
-        RtlInitUnicodeString(&DebugString, p);
+        RtlInitUnicodeString(&DebugString, InitBuffer->DebugBuffer);
         ZwDisplayString(&DebugString);
 
         /* Bugcheck the system */
@@ -434,12 +433,11 @@
     if (!NT_SUCCESS(Status))
     {
         /* Failed, display error */
-        p = InitBuffer->DebugBuffer;
-        _snwprintf(p,
-                   256 * sizeof(WCHAR),
+        _snwprintf(InitBuffer->DebugBuffer,
+                   sizeof(InitBuffer->DebugBuffer)/sizeof(WCHAR),
                    L"INIT: Unable to allocate Process Environment. 0x%lx",
                    Status);
-        RtlInitUnicodeString(&DebugString, p);
+        RtlInitUnicodeString(&DebugString, InitBuffer->DebugBuffer);
         ZwDisplayString(&DebugString);
 
         /* Bugcheck the system */
@@ -560,12 +558,11 @@
     if (!NT_SUCCESS(Status))
     {
         /* Failed, display error */
-        p = InitBuffer->DebugBuffer;
-        _snwprintf(p,
-                   256 * sizeof(WCHAR),
+        _snwprintf(InitBuffer->DebugBuffer,
+                   sizeof(InitBuffer->DebugBuffer)/sizeof(WCHAR),
                    L"INIT: Unable to create Session Manager. 0x%lx",
                    Status);
-        RtlInitUnicodeString(&DebugString, p);
+        RtlInitUnicodeString(&DebugString, InitBuffer->DebugBuffer);
         ZwDisplayString(&DebugString);
 
         /* Bugcheck the system */
@@ -577,12 +574,11 @@
     if (!NT_SUCCESS(Status))
     {
         /* Failed, display error */
-        p = InitBuffer->DebugBuffer;
-        _snwprintf(p,
-                   256 * sizeof(WCHAR),
+        _snwprintf(InitBuffer->DebugBuffer,
+                   sizeof(InitBuffer->DebugBuffer)/sizeof(WCHAR),
                    L"INIT: Unable to resume Session Manager. 0x%lx",
                    Status);
-        RtlInitUnicodeString(&DebugString, p);
+        RtlInitUnicodeString(&DebugString, InitBuffer->DebugBuffer);
         ZwDisplayString(&DebugString);
 
         /* Bugcheck the system */
Index: ntoskrnl/ex/sysinfo.c
===================================================================
--- ntoskrnl/ex/sysinfo.c	(révision 57329)
+++ ntoskrnl/ex/sysinfo.c	(copie de travail)
@@ -150,7 +150,7 @@
 
     Prcb = KeGetCurrentPrcb();
 
-    ScaledIdle = Prcb->IdleThread->KernelTime * 100;
+    ScaledIdle = (ULONGLONG)Prcb->IdleThread->KernelTime * 100;
     TotalTime = Prcb->KernelTime + Prcb->UserTime;
     if (TotalTime != 0)
         *CpuUsage = (ULONG)(100 - (ScaledIdle / TotalTime));
@@ -785,7 +785,7 @@
                 }
               }
             }
-            if (!ImageNameLength && Process != PsIdleProcess && Process->ImageFileName)
+            if (!ImageNameLength && Process != PsIdleProcess && Process->ImageFileName[0] != 0)
             {
               ImageNameLength = (USHORT)strlen(Process->ImageFileName) * sizeof(WCHAR);
             }
@@ -824,7 +824,7 @@
                         /* Release the memory allocated by SeLocateProcessImageName */
                         ExFreePool(ProcessImageName);
                     }
-                    else if (Process->ImageFileName)
+                    else if (Process->ImageFileName[0] != 0)
                     {
                         RtlInitAnsiString(&ImageName, Process->ImageFileName);
                         RtlAnsiStringToUnicodeString(&SpiCurrent->ImageName, &ImageName, FALSE);