diff options
| -rw-r--r-- | hw/usb/hcd-ehci.c | 3 | ||||
| -rw-r--r-- | hw/usb/hcd-xhci.c | 7 |
2 files changed, 8 insertions, 2 deletions
diff --git a/hw/usb/hcd-ehci.c b/hw/usb/hcd-ehci.c index 01342326..e5acfc5 100644 --- a/hw/usb/hcd-ehci.c +++ b/hw/usb/hcd-ehci.c @@ -1672,7 +1672,8 @@ static EHCIQueue *ehci_state_fetchqh(EHCIState *ehci, int async) ehci_set_state(ehci, async, EST_HORIZONTALQH); } else if ((q->qh.token & QTD_TOKEN_ACTIVE) && - (NLPTR_TBIT(q->qh.current_qtd) == 0)) { + (NLPTR_TBIT(q->qh.current_qtd) == 0) && + (q->qh.current_qtd != 0)) { q->qtdaddr = q->qh.current_qtd; ehci_set_state(ehci, async, EST_FETCHQTD); diff --git a/hw/usb/hcd-xhci.c b/hw/usb/hcd-xhci.c index 721beb5..8f1a01a 100644 --- a/hw/usb/hcd-xhci.c +++ b/hw/usb/hcd-xhci.c @@ -1954,7 +1954,12 @@ static void xhci_kick_epctx(XHCIEPContext *epctx, unsigned int streamid) for (i = 0; i < length; i++) { TRBType type; type = xhci_ring_fetch(xhci, ring, &xfer->trbs[i], NULL); - assert(type); + if (!type) { + xhci_die(xhci); + xhci_ep_free_xfer(xfer); + epctx->kick_active--; + return; + } } xfer->streamid = streamid; |