struct viadev *viadev = substream->runtime->private_data;
unsigned int idx, ptr, count, res;
- snd_assert(viadev->tbl_entries, return 0);
+ if (snd_BUG_ON(!viadev->tbl_entries))
+ return 0;
if (!(inb(VIADEV_REG(viadev, OFFSET_STATUS)) & VIA_REG_STAT_ACTIVE))
return 0;