[hbelusca] 57412: [NTOSKRNL] - ExFreePool --> ExFreePoolWithTag in some places. - Remove dead code (section.c) - Free resource (sysldr.c)

Author: hbelusca
Date: Fri Sep 28 12:17:23 2012
New Revision: 57412

URL: http://svn.reactos.org/svn/reactos?rev=57412&view=rev
Log:
[NTOSKRNL]
- ExFreePool --> ExFreePoolWithTag in some places.
- Remove dead code (section.c)
- Free resource (sysldr.c)

Modified:
    trunk/reactos/ntoskrnl/cache/section/data.c
    trunk/reactos/ntoskrnl/io/iomgr/iofunc.c
    trunk/reactos/ntoskrnl/io/iomgr/irq.c
    trunk/reactos/ntoskrnl/mm/ARM3/drvmgmt.c
    trunk/reactos/ntoskrnl/mm/ARM3/expool.c
    trunk/reactos/ntoskrnl/mm/ARM3/mminit.c
    trunk/reactos/ntoskrnl/mm/ARM3/pagfault.c
    trunk/reactos/ntoskrnl/mm/ARM3/procsup.c
    trunk/reactos/ntoskrnl/mm/ARM3/sysldr.c
    trunk/reactos/ntoskrnl/mm/ARM3/virtual.c
    trunk/reactos/ntoskrnl/mm/section.c

Modified: trunk/reactos/ntoskrnl/cache/section/data.c
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/ntoskrnl/cache/section/dat…
==============================================================================
--- trunk/reactos/ntoskrnl/cache/section/data.c [iso-8859-1] (original)
+++ trunk/reactos/ntoskrnl/cache/section/data.c [iso-8859-1] Fri Sep 28 12:17:23 2012
@@ -555,7 +555,7 @@
     {
         KeReleaseSpinLock(&FileObject->IrpListLock, OldIrql);
         DPRINTC("Free Segment %x\n", Segment);
-        ExFreePool(Segment);
+        ExFreePoolWithTag(Segment, TAG_MM_SECTION_SEGMENT);
 
         DPRINT("Filling out Segment info (previous data section)\n");
 

Modified: trunk/reactos/ntoskrnl/io/iomgr/iofunc.c
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/ntoskrnl/io/iomgr/iofunc.c…
==============================================================================
--- trunk/reactos/ntoskrnl/io/iomgr/iofunc.c [iso-8859-1] (original)
+++ trunk/reactos/ntoskrnl/io/iomgr/iofunc.c [iso-8859-1] Fri Sep 28 12:17:23 2012
@@ -1347,7 +1347,7 @@
     {
         /* Allocating failed, clean up and return the exception code */
         IopCleanupAfterException(FileObject, Irp, Event, NULL);
-        if (LocalLength) ExFreePool(LocalLength);
+        if (LocalLength) ExFreePoolWithTag(LocalLength, TAG_LOCK);
 
         /* Return the exception code */
         _SEH2_YIELD(return _SEH2_GetExceptionCode());
@@ -1450,7 +1450,7 @@
         _SEH2_EXCEPT(EXCEPTION_EXECUTE_HANDLER)
         {
             /* Free buffer and return the exception code */
-            if (AuxBuffer) ExFreePool(AuxBuffer);
+            if (AuxBuffer) ExFreePoolWithTag(AuxBuffer, TAG_SYSB);
             _SEH2_YIELD(return _SEH2_GetExceptionCode());
         }
         _SEH2_END;
@@ -1466,7 +1466,7 @@
     if (!NT_SUCCESS(Status))
     {
         /* Fail */
-        if (AuxBuffer) ExFreePool(AuxBuffer);
+        if (AuxBuffer) ExFreePoolWithTag(AuxBuffer, TAG_SYSB);
         return Status;
     }
 
@@ -1539,7 +1539,7 @@
         {
             /* Allocating failed, clean up and return the exception code */
             IopCleanupAfterException(FileObject, Irp, Event, NULL);
-            if (AuxBuffer) ExFreePool(AuxBuffer);
+            if (AuxBuffer) ExFreePoolWithTag(AuxBuffer, TAG_SYSB);
 
             /* Return the exception code */
             _SEH2_YIELD(return _SEH2_GetExceptionCode());
@@ -1863,7 +1863,7 @@
             _SEH2_END;
 
             /* Free the event */
-            ExFreePool(Event);
+            ExFreePoolWithTag(Event, TAG_IO);
         }
         else
         {
@@ -2465,7 +2465,7 @@
                          * Someone else set the completion port in the
                          * meanwhile, so dereference the port and fail.
                          */
-                        ExFreePool(Context);
+                        ExFreePoolWithTag(Context, IOC_TAG);
                         ObDereferenceObject(Queue);
                         Status = STATUS_INVALID_PARAMETER;
                     }
@@ -2524,7 +2524,7 @@
             _SEH2_END;
 
             /* Free the event */
-            ExFreePool(Event);
+            ExFreePoolWithTag(Event, TAG_IO);
         }
         else
         {
@@ -2555,7 +2555,7 @@
         {
             /* Clear it in the IRP for completion */
             Irp->UserEvent = NULL;
-            ExFreePool(Event);
+            ExFreePoolWithTag(Event, TAG_IO);
         }
 
         /* Set the caller IOSB */
@@ -2722,7 +2722,7 @@
         /* Allocate a buffer */
         LocalLength = ExAllocatePoolWithTag(NonPagedPool,
                                             sizeof(LARGE_INTEGER),
-                                        TAG_LOCK);
+                                            TAG_LOCK);
 
         /* Set the length */
         *LocalLength = CapturedLength;
@@ -2733,7 +2733,7 @@
     {
         /* Allocating failed, clean up and return the exception code */
         IopCleanupAfterException(FileObject, Irp, NULL, Event);
-        if (LocalLength) ExFreePool(LocalLength);
+        if (LocalLength) ExFreePoolWithTag(LocalLength, TAG_LOCK);
 
         /* Return the exception code */
         _SEH2_YIELD(return _SEH2_GetExceptionCode());

Modified: trunk/reactos/ntoskrnl/io/iomgr/irq.c
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/ntoskrnl/io/iomgr/irq.c?re…
==============================================================================
--- trunk/reactos/ntoskrnl/io/iomgr/irq.c [iso-8859-1] (original)
+++ trunk/reactos/ntoskrnl/io/iomgr/irq.c [iso-8859-1] Fri Sep 28 12:17:23 2012
@@ -103,7 +103,7 @@
                 if (FirstRun)
                 {
                     /* We failed early so just free this */
-                    ExFreePool(IoInterrupt);
+                    ExFreePoolWithTag(IoInterrupt, TAG_KINTERRUPT);
                 }
                 else
                 {
@@ -163,7 +163,7 @@
     }
 
     /* Free the I/O Interrupt */
-    ExFreePool(IoInterrupt);
+    ExFreePool(IoInterrupt); // ExFreePoolWithTag(IoInterrupt, TAG_KINTERRUPT);
 }
 
 /* EOF */

Modified: trunk/reactos/ntoskrnl/mm/ARM3/drvmgmt.c
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/ntoskrnl/mm/ARM3/drvmgmt.c…
==============================================================================
--- trunk/reactos/ntoskrnl/mm/ARM3/drvmgmt.c [iso-8859-1] (original)
+++ trunk/reactos/ntoskrnl/mm/ARM3/drvmgmt.c [iso-8859-1] Fri Sep 28 12:17:23 2012
@@ -200,7 +200,7 @@
     //
     // Free the table if we failed and return status
     //
-    if (DriverThunks) ExFreePool(DriverThunks);
+    if (DriverThunks) ExFreePoolWithTag(DriverThunks, 'tVmM');
     return Status;
 }
 

Modified: trunk/reactos/ntoskrnl/mm/ARM3/expool.c
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/ntoskrnl/mm/ARM3/expool.c?…
==============================================================================
--- trunk/reactos/ntoskrnl/mm/ARM3/expool.c [iso-8859-1] (original)
+++ trunk/reactos/ntoskrnl/mm/ARM3/expool.c [iso-8859-1] Fri Sep 28 12:17:23 2012
@@ -358,7 +358,7 @@
     // Finally, AND with the bucket mask to generate a valid index/bucket into
     // the table
     //
-    ULONGLONG Result = 40543 * Tag;
+    ULONGLONG Result = (ULONGLONG)40543 * Tag;
     return (ULONG)BucketMask & ((ULONG)Result ^ (Result >> 32));
 }
 
@@ -1185,7 +1185,7 @@
     //
     // Free the "Generic DPC" temporary buffer, return the buffer length and
status
     //
-    ExFreePool(Buffer);
+    ExFreePoolWithTag(Buffer, 'ofnI');
     if (ReturnLength) *ReturnLength = CurrentLength;
     return Status;
 }

Modified: trunk/reactos/ntoskrnl/mm/ARM3/mminit.c
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/ntoskrnl/mm/ARM3/mminit.c?…
==============================================================================
--- trunk/reactos/ntoskrnl/mm/ARM3/mminit.c [iso-8859-1] (original)
+++ trunk/reactos/ntoskrnl/mm/ARM3/mminit.c [iso-8859-1] Fri Sep 28 12:17:23 2012
@@ -1172,7 +1172,7 @@
     KeFlushCurrentTb();
 
     /* Free our run structure */
-    ExFreePool(Buffer);
+    ExFreePoolWithTag(Buffer, 'lMmM');
 }
 
 VOID

Modified: trunk/reactos/ntoskrnl/mm/ARM3/pagfault.c
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/ntoskrnl/mm/ARM3/pagfault.…
==============================================================================
--- trunk/reactos/ntoskrnl/mm/ARM3/pagfault.c [iso-8859-1] (original)
+++ trunk/reactos/ntoskrnl/mm/ARM3/pagfault.c [iso-8859-1] Fri Sep 28 12:17:23 2012
@@ -663,7 +663,7 @@
     ASSERT(Pfn1->u3.e1.ReadInProgress == 0);
 
     /* Windows checks there's some free pages and this isn't an in-page error */
-    ASSERT(MmAvailablePages >= 0);
+    ASSERT(MmAvailablePages > 0);
     ASSERT(Pfn1->u4.InPageError == 0);
 
     /* ReactOS checks for this */

Modified: trunk/reactos/ntoskrnl/mm/ARM3/procsup.c
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/ntoskrnl/mm/ARM3/procsup.c…
==============================================================================
--- trunk/reactos/ntoskrnl/mm/ARM3/procsup.c [iso-8859-1] (original)
+++ trunk/reactos/ntoskrnl/mm/ARM3/procsup.c [iso-8859-1] Fri Sep 28 12:17:23 2012
@@ -118,7 +118,11 @@
                                                  Base,
                                                  &Parent);
         /* Bail out, if still nothing free was found */
-        if (Result == TableFoundNode) return STATUS_NO_MEMORY;
+        if (Result == TableFoundNode)
+        {
+            ExFreePoolWithTag(Vad, 'ldaV');
+            return STATUS_NO_MEMORY;
+        }
     }
 
     /* Validate that it came from the VAD ranges */
@@ -1857,6 +1861,7 @@
     {
         /* We ran out of session IDs, we should expand */
         DPRINT1("Too many sessions created. Expansion not yet supported\n");
+        ExFreePoolWithTag(PageTables, 'tHmM');
         return STATUS_NO_MEMORY;
     }
 

Modified: trunk/reactos/ntoskrnl/mm/ARM3/sysldr.c
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/ntoskrnl/mm/ARM3/sysldr.c?…
==============================================================================
--- trunk/reactos/ntoskrnl/mm/ARM3/sysldr.c [iso-8859-1] (original)
+++ trunk/reactos/ntoskrnl/mm/ARM3/sysldr.c [iso-8859-1] Fri Sep 28 12:17:23 2012
@@ -1,11 +1,11 @@
 /*
-* PROJECT:         ReactOS Kernel
-* LICENSE:         BSD - See COPYING.ARM in the top level directory
-* FILE:            ntoskrnl/mm/ARM3/sysldr.c
-* PURPOSE:         Contains the Kernel Loader (SYSLDR) for loading PE files.
-* PROGRAMMERS:     Alex Ionescu (alex.ionescu(a)reactos.org)
-*                  ReactOS Portable Systems Group
-*/
+ * PROJECT:         ReactOS Kernel
+ * LICENSE:         BSD - See COPYING.ARM in the top level directory
+ * FILE:            ntoskrnl/mm/ARM3/sysldr.c
+ * PURPOSE:         Contains the Kernel Loader (SYSLDR) for loading PE files.
+ * PROGRAMMERS:     Alex Ionescu (alex.ionescu(a)reactos.org)
+ *                  ReactOS Portable Systems Group
+ */
 
 /* INCLUDES *******************************************************************/
 
@@ -2179,9 +2179,13 @@
         NewEntry->FullDllName.Buffer =
             ExAllocatePoolWithTag(PagedPool,
                                   LdrEntry->FullDllName.MaximumLength +
-                                  sizeof(UNICODE_NULL),
+                                      sizeof(UNICODE_NULL),
                                   TAG_LDR_WSTR);
-        if (!NewEntry->FullDllName.Buffer) return FALSE;
+        if (!NewEntry->FullDllName.Buffer)
+        {
+            ExFreePoolWithTag(NewEntry, TAG_MODULE_OBJECT);
+            return FALSE;
+        }
 
         /* Set the base name */
         NewEntry->BaseDllName.Buffer = (PVOID)(NewEntry + 1);
@@ -3436,3 +3440,4 @@
     return ProcAddress;
 }
 
+/* EOF */

Modified: trunk/reactos/ntoskrnl/mm/ARM3/virtual.c
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/ntoskrnl/mm/ARM3/virtual.c…
==============================================================================
--- trunk/reactos/ntoskrnl/mm/ARM3/virtual.c [iso-8859-1] (original)
+++ trunk/reactos/ntoskrnl/mm/ARM3/virtual.c [iso-8859-1] Fri Sep 28 12:17:23 2012
@@ -1099,7 +1099,7 @@
             //
             // Check if we had allocated pool
             //
-            if (HavePoolAddress) ExFreePool(PoolAddress);
+            if (HavePoolAddress) ExFreePoolWithTag(PoolAddress, 'VmRw');
 
             //
             // Check if we failed during the probe
@@ -1160,7 +1160,7 @@
     //
     // Check if we had allocated pool
     //
-    if (HavePoolAddress) ExFreePool(PoolAddress);
+    if (HavePoolAddress) ExFreePoolWithTag(PoolAddress, 'VmRw');
 
     //
     // All bytes read

Modified: trunk/reactos/ntoskrnl/mm/section.c
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/ntoskrnl/mm/section.c?rev=…
==============================================================================
--- trunk/reactos/ntoskrnl/mm/section.c [iso-8859-1] (original)
+++ trunk/reactos/ntoskrnl/mm/section.c [iso-8859-1] Fri Sep 28 12:17:23 2012
@@ -1761,17 +1761,12 @@
                                    Region->Protect,
                                    &NewPage,
                                    1);
-   if (!NT_SUCCESS(Status))
-   {
-      DPRINT("MmCreateVirtualMapping failed, not out of memory\n");
-       KeBugCheck(MEMORY_MANAGEMENT);
-      return(Status);
-   }
-   if (!NT_SUCCESS(Status))
-   {
-      DPRINT1("Unable to create virtual mapping\n");
-       KeBugCheck(MEMORY_MANAGEMENT);
-   }
+    if (!NT_SUCCESS(Status))
+    {
+        DPRINT1("MmCreateVirtualMapping failed, unable to create virtual mapping,
not out of memory\n");
+        KeBugCheck(MEMORY_MANAGEMENT);
+        return(Status);
+    }
 
    /*
     * Unshare the old page.
@@ -3786,7 +3781,7 @@
          if(ImageSectionObject->Segments != NULL)
             ExFreePool(ImageSectionObject->Segments);
 
-         ExFreePool(ImageSectionObject);
+         ExFreePoolWithTag(ImageSectionObject, TAG_MM_SECTION_SEGMENT);
          ObDereferenceObject(Section);
          ObDereferenceObject(FileObject);
          return(StatusExeFmt);