1 files changed, 1 insertions, 0 deletions
diff --git a/hw/scsi-bus.c b/hw/scsi-bus.c
index 0c471e0ec..dce620890 100644
--- a/hw/scsi-bus.c
+++ b/hw/scsi-bus.c
@@ -87,6 +87,7 @@ static void scsi_dma_restart_bh(void *opaque)
                 scsi_req_continue(req);
                 break;
             case SCSI_XFER_NONE:
+                assert(!req->sg);
                 scsi_req_dequeue(req);
                 scsi_req_enqueue(req);
                 break;