diff options
Diffstat (limited to 'libusb/os/windows_winusb.c')
| -rw-r--r-- | libusb/os/windows_winusb.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/libusb/os/windows_winusb.c b/libusb/os/windows_winusb.c index 423fb3d..e18a723 100644 --- a/libusb/os/windows_winusb.c +++ b/libusb/os/windows_winusb.c @@ -2474,7 +2474,7 @@ static int winusbx_submit_control_transfer(int sub_api, struct usbi_transfer *it return LIBUSB_ERROR_INVALID_PARAM; if ((setup->RequestType & 0x1F) == LIBUSB_RECIPIENT_INTERFACE) - current_interface = check_valid_interface(transfer->dev_handle, setup->Index, USB_API_WINUSBX); + current_interface = check_valid_interface(transfer->dev_handle, setup->Index & 0xff, USB_API_WINUSBX); else current_interface = get_valid_interface(transfer->dev_handle, USB_API_WINUSBX); if (current_interface < 0) { |