Use WARN_ON() and handle the error cases accordingly.
Acked-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Mark Brown <broonie@linaro.org>
        /* Stop the siu if the other stream is not using it */
        if (!port_info->play_cap) {
                /* during stmread or stmwrite ? */
-               BUG_ON(port_info->playback.rw_flg || port_info->capture.rw_flg);
+               if (WARN_ON(port_info->playback.rw_flg || port_info->capture.rw_flg))
+                       return;
                siu_dai_spbstop(port_info);
                siu_dai_stop(port_info);
        }