card = (struct snd_card *) hw->card;
- snd_assert(card != NULL, return -ENODEV);
-
- snd_assert(card->private_data != NULL, return -ENODEV);
+ if (snd_BUG_ON(!card))
+ return -ENODEV;
+ if (snd_BUG_ON(!card->private_data))
+ return -ENODEV;
acard = card->private_data;
dev = &acard->wavefront;