[pschweitzer] 66358: [KERNEL32] OK, Thomas had to convince me that MAX_USHORT + MAX_USHORT + 0x400 + 0x6 cannot overflow an ULONG. So remove useless check. By Thomas :-)

Author: pschweitzer
Date: Thu Feb 19 19:15:46 2015
New Revision: 66358

URL: http://svn.reactos.org/svn/reactos?rev=66358&view=rev
Log:
[KERNEL32]
OK, Thomas had to convince me that MAX_USHORT + MAX_USHORT + 0x400 + 0x6 cannot overflow
an ULONG.
So remove useless check.
By Thomas :-)

Modified:
    trunk/reactos/dll/win32/kernel32/client/file/move.c

Modified: trunk/reactos/dll/win32/kernel32/client/file/move.c
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/dll/win32/kernel32/client/…
==============================================================================
--- trunk/reactos/dll/win32/kernel32/client/file/move.c	[iso-8859-1] (original)
+++ trunk/reactos/dll/win32/kernel32/client/file/move.c	[iso-8859-1] Thu Feb 19 19:15:46
2015
@@ -93,12 +93,6 @@
 
     /* Reserve enough to read previous string + to append our with required null chars
*/
     BufferLength = NewPath->Length + ExistingPath->Length + STRING_LENGTH + 3 *
sizeof(UNICODE_NULL);
-    /* Check we didn't overflow */
-    if (BufferLength < STRING_LENGTH)
-    {
-        NtClose(KeyHandle);
-        return STATUS_BUFFER_TOO_SMALL;
-    }
 
     while (TRUE)
     {
@@ -123,6 +117,7 @@
         StringLength = DataSize;
         RtlFreeHeap(RtlGetProcessHeap(), 0, Buffer);
         BufferLength = ExistingPath->Length + StringLength + NewPath->Length + 3 *
sizeof(UNICODE_NULL);
+        /* Check we didn't overflow */
         if (BufferLength < StringLength)
         {
             NtClose(KeyHandle);