[KERNEL32] Fix 64 bit issues

[reactos.git] / dll / win32 / kernel32 / client / virtmem.c

diff --git a/dll/win32/kernel32/client/virtmem.c b/dll/win32/kernel32/client/virtmem.c
index acf2e13..7b4085c 100644 (file)
--- a/dll/win32/kernel32/client/virtmem.c
+++ b/dll/win32/kernel32/client/virtmem.c
@@ -29,8 +29,8 @@ VirtualAllocEx(IN HANDLE hProcess,
     NTSTATUS Status;
 
     /* Make sure the address is within the granularity of the system (64K) */
-    if ((lpAddress) &&
-        (lpAddress < (PVOID)BaseStaticServerData->SysInfo.AllocationGranularity))
+    if ((lpAddress != NULL) &&
+        (lpAddress < UlongToPtr(BaseStaticServerData->SysInfo.AllocationGranularity)))
     {
         /* Fail the call */
         SetLastError(ERROR_INVALID_PARAMETER);