-static struct snd_pcm_ops snd_mixart_playback_ops = {
+static const struct snd_pcm_ops snd_mixart_playback_ops = {
.open = snd_mixart_playback_open,
.close = snd_mixart_close,
.ioctl = snd_pcm_lib_ioctl,
.pointer = snd_mixart_stream_pointer,
};
-static struct snd_pcm_ops snd_mixart_capture_ops = {
+static const struct snd_pcm_ops snd_mixart_capture_ops = {
.open = snd_mixart_capture_open,
.close = snd_mixart_close,
.ioctl = snd_pcm_lib_ioctl,