Commit a6718874 authored by Gerd Hoffmann's avatar Gerd Hoffmann
Browse files

xhci: fix address device 

Zero-initialize the set-address dummy USBPacket,
also add buffer to avoid sanity checks triggering.

https://bugzilla.redhat.com/show_bug.cgi?id=929019



Signed-off-by: default avatarGerd Hoffmann <kraxel@redhat.com>
parent af203be3

hw/usb/hcd-xhci.c

+4 −0
Original line number Diff line number Diff line
@@ -2139,8 +2139,12 @@ static TRBCCode xhci_address_slot(XHCIState *xhci, unsigned int slotid, 
        slot_ctx[3] = SLOT_DEFAULT << SLOT_STATE_SHIFT;

    } else {

        USBPacket p;

        uint8_t buf[1];



        slot_ctx[3] = (SLOT_ADDRESSED << SLOT_STATE_SHIFT) | slotid;

        usb_device_reset(dev);

        memset(&p, 0, sizeof(p));

        usb_packet_addbuf(&p, buf, sizeof(buf));

        usb_packet_setup(&p, USB_TOKEN_OUT,

                         usb_ep_get(dev, USB_TOKEN_OUT, 0), 0,

                         0, false, false);