diff --git a/hw/usb/hcd-xhci.c b/hw/usb/hcd-xhci.c
index b3785b8ba6..292c378bfc 100644
--- a/hw/usb/hcd-xhci.c
+++ b/hw/usb/hcd-xhci.c
@@ -1187,6 +1187,12 @@ static void xhci_ep_free_xfer(XHCITransfer *xfer)
     g_free(xfer);
 }
 
+static void xhci_xfer_unmap(XHCITransfer *xfer)
+{
+    usb_packet_unmap(&xfer->packet, &xfer->sgl);
+    qemu_sglist_destroy(&xfer->sgl);
+}
+
 static int xhci_ep_nuke_one_xfer(XHCITransfer *t, TRBCCode report)
 {
     int killed = 0;
@@ -1198,6 +1204,7 @@ static int xhci_ep_nuke_one_xfer(XHCITransfer *t, TRBCCode report)
 
     if (t->running_async) {
         usb_cancel_packet(&t->packet);
+        xhci_xfer_unmap(t);
         t->running_async = 0;
         killed = 1;
     }
@@ -1480,12 +1487,6 @@ err:
     return -1;
 }
 
-static void xhci_xfer_unmap(XHCITransfer *xfer)
-{
-    usb_packet_unmap(&xfer->packet, &xfer->sgl);
-    qemu_sglist_destroy(&xfer->sgl);
-}
-
 static void xhci_xfer_report(XHCITransfer *xfer)
 {
     uint32_t edtla = 0;