Message ID | 20190522094702.17619-3-kraxel@redhat.com (mailing list archive) |
---|---|
State | New, archived |
Headers | show |
Series | usb-host: some little tweaks to hopefully reduce usb pass-through problems. | expand |
diff --git a/hw/usb/host-libusb.c b/hw/usb/host-libusb.c index 67b7465915f5..4e9a45a5d26f 100644 --- a/hw/usb/host-libusb.c +++ b/hw/usb/host-libusb.c @@ -1459,6 +1459,9 @@ static void usb_host_handle_reset(USBDevice *udev) if (!s->allow_guest_reset) { return; } + if (udev->addr == 0) { + return; + } trace_usb_host_reset(s->bus_num, s->addr);
If the guest didn't talk to the device yet, skip the reset. Without this usb-host devices get resetted a number of times at boot time for no good reason. Signed-off-by: Gerd Hoffmann <kraxel@redhat.com> --- hw/usb/host-libusb.c | 3 +++ 1 file changed, 3 insertions(+)