int data1, data2;
int ret;
- /* This could be a BUG_ON() or a WARN_ON(), or remove it completely */
- if (!icd->dev.parent ||
- to_soc_camera_host(icd->dev.parent)->nr != icd->iface)
- return -ENODEV;
+ /* We must have a parent by now. And it cannot be a wrong one. */
+ BUG_ON(!icd->parent ||
+ to_soc_camera_host(icd->parent)->nr != icd->iface);
/* Read out the chip version register */
data1 = reg_read(client, RJ54N1_DEV_CODE);