@@ -225,12 +225,9 @@ int usb_desc_endpoint(const USBDescEndpoint *ep, int flags,
d->u.endpoint.bRefresh = ep->bRefresh;
d->u.endpoint.bSynchAddress = ep->bSynchAddress;
}
- if (ep->extra) {
- memcpy(dest + bLength, ep->extra, extralen);
- }
if (superlen) {
- USBDescriptor *d = (void *)(dest + bLength + extralen);
+ USBDescriptor *d = (void *)(dest + bLength);
d->bLength = 0x06;
d->bDescriptorType = USB_DT_ENDPOINT_COMPANION;
@@ -243,6 +240,10 @@ int usb_desc_endpoint(const USBDescEndpoint *ep, int flags,
usb_hi(ep->wBytesPerInterval);
}
+ if (ep->extra) {
+ memcpy(dest + bLength + superlen, ep->extra, extralen);
+ }
+
return bLength + extralen + superlen;
}
Fix the ordering of the endpoint descriptors for superspeed endpoints: The superspeed companion must come first, possible additional descriptors for the endpoint after that. Signed-off-by: Gerd Hoffmann <kraxel@redhat.com> --- hw/usb/desc.c | 9 +++++---- 1 file changed, 5 insertions(+), 4 deletions(-)