fix code that depends on GCC's void* pointer arithmetic extension

[reactos.git] / reactos / drivers / storage / cdrom / cdrom.c

diff --git a/reactos/drivers/storage/cdrom/cdrom.c b/reactos/drivers/storage/cdrom/cdrom.c
index 11d06fd..1bebc73 100644 (file)
--- a/reactos/drivers/storage/cdrom/cdrom.c
+++ b/reactos/drivers/storage/cdrom/cdrom.c
@@ -1485,10 +1485,10 @@ CdromDeviceControlCompletion (IN PDEVICE_OBJECT DeviceObject,
       if (Retry == TRUE &&
          (ULONG)OrigNextIrpStack->Parameters.Others.Argument1 > 0)
        {
-         DPRINT1 ("Try again (Retry count %lu)\n",
+         DPRINT1 ("Try again (Retry count 0x%p)\n",
                   (ULONG)OrigNextIrpStack->Parameters.Others.Argument1);
 
-         (ULONG)OrigNextIrpStack->Parameters.Others.Argument1--;
+         OrigNextIrpStack->Parameters.Others.Argument1 = (PVOID)((ULONG_PTR)OrigNextIrpStack->Parameters.Others.Argument1 - 1);
 
          /* Release 'old' buffers */
          ExFreePool (Srb->SenseInfoBuffer);