hw/usb/uhci: Replace container_of() by UHCI_GET_CLASS() QOM macro

By using the QOM UHCI_GET_CLASS() cast macro we don't to
use the intermediate PCIDeviceClass variable.

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20230220150515.32549-6-philmd@linaro.org>
1 file changed