diff options
| author | Hans de Goede <hdegoede@redhat.com> | 2012-08-28 11:50:26 +0200 |
|---|---|---|
| committer | Gerd Hoffmann <kraxel@redhat.com> | 2012-08-31 11:57:41 +0200 |
| commit | 7ce86aa1aafaa65e7d3e572873bdf37bdb896f49 (patch) | |
| tree | ffe4e32be2a547e837b83e70ac191d63c63bf362 | |
| parent | e983395d30d1d5bfa0ed3ae9c028c130f7c498cc (diff) | |
ehci: Fix NULL ptr deref when unplugging an USB dev with an iso stream active
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
| -rw-r--r-- | hw/usb/hcd-ehci.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/hw/usb/hcd-ehci.c b/hw/usb/hcd-ehci.c index f43d690eb..a3aea6deb 100644 --- a/hw/usb/hcd-ehci.c +++ b/hw/usb/hcd-ehci.c @@ -1598,7 +1598,7 @@ static int ehci_process_itd(EHCIState *ehci, dev = ehci_find_device(ehci, devaddr); ep = usb_ep_get(dev, pid, endp); - if (ep->type == USB_ENDPOINT_XFER_ISOC) { + if (ep && ep->type == USB_ENDPOINT_XFER_ISOC) { usb_packet_setup(&ehci->ipacket, pid, ep, addr); usb_packet_map(&ehci->ipacket, &ehci->isgl); ret = usb_handle_packet(dev, &ehci->ipacket); |