Index: drivers/libusb/hub_controller.cpp
===================================================================
--- drivers/libusb/hub_controller.cpp	(revision 57603)
+++ drivers/libusb/hub_controller.cpp	(working copy)
@@ -740,6 +740,12 @@
             Status = STATUS_SUCCESS;
             break;
         }
+        case IRP_MN_SURPRISE_REMOVAL:
+        {
+            DPRINT("[USBLIB] HandlePnp IRP_MN_SURPRISE_REMOVAL\n");
+            Status = STATUS_SUCCESS;
+            break;
+        }
         default:
         {
             //
@@ -1827,6 +1833,7 @@
     NTSTATUS Status = STATUS_NOT_IMPLEMENTED;
     PUSBDEVICE UsbDevice;
     USB_DEFAULT_PIPE_SETUP_PACKET CtrlSetup;
+    PVOID TransferBuffer = NULL;
 
     DPRINT("CHubController::HandleVendorDevice Request %x\n", Urb->UrbControlVendorClassRequest.Request);
 
@@ -1872,12 +1879,26 @@
         CtrlSetup.bmRequestType._BM.Dir = BMREQUEST_DEVICE_TO_HOST;
     }
 
+    if (Urb->UrbControlVendorClassRequest.TransferBufferLength > 0)
+    {
+        TransferBuffer = ExAllocatePool(NonPagedPool, Urb->UrbControlVendorClassRequest.TransferBufferLength);
+        ASSERT(TransferBuffer);
+    }
+
+
     //
     // issue request
     //
-    Status = UsbDevice->SubmitSetupPacket(&CtrlSetup, Urb->UrbControlVendorClassRequest.TransferBufferLength, Urb->UrbControlVendorClassRequest.TransferBuffer);
-    PC_ASSERT(NT_SUCCESS(Status));
+    Status = UsbDevice->SubmitSetupPacket(&CtrlSetup, Urb->UrbControlVendorClassRequest.TransferBufferLength, TransferBuffer);
 
+    if (Urb->UrbControlVendorClassRequest.TransferBufferLength > 0)
+    {
+        RtlCopyMemory(Urb->UrbControlVendorClassRequest.TransferBuffer, TransferBuffer, Urb->UrbControlVendorClassRequest.TransferBufferLength);
+        ExFreePool(TransferBuffer);
+    }
+
+
+
     return Status;
 }