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usb-ehci: Fix an assert whenever isoc transfers are used 

hcd-ehci.c is missing an usb_packet_init() call for the ipacket UsbPacket
it uses for isoc transfers, triggering an assert (taking the entire vm down)
in usb_packet_setup as soon as any isoc transfers are done by a high speed
USB device.

Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
This commit is contained in:
Hans de Goede 2012-07-06 12:09:33 +02:00 committed by Gerd Hoffmann
parent 9bc3a3a216
commit 7341ea075c
1 changed files with 1 additions and 0 deletions
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hw/usb/hcd-ehci.c
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@ -2581,6 +2581,7 @@ static int usb_ehci_initfn(PCIDevice *dev)
s->async_bh = qemu_bh_new(ehci_async_bh, s);
QTAILQ_INIT(&s->aqueues);
QTAILQ_INIT(&s->pqueues);
usb_packet_init(&s->ipacket);
qemu_register_reset(ehci_reset, s);